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Results for "

guinea-pig

" in MedChemExpress (MCE) Product Catalog:

By Targets:	5-HT Receptor (25) Acyltransferase (1) Adenosine Receptor (3) Adrenergic Receptor (21) Akt (1) Angiotensin Receptor (1) Angiotensin-converting Enzyme (ACE) (2) Apoptosis (9) Autophagy (1) Bacterial (5) Bcl-2 Family (1) Biochemical Assay Reagents (11) Bradykinin Receptor (6) Calcium Channel (17) Cannabinoid Receptor (3) Carnitine Palmitoyltransferase (CPT) (4) Caspase (1) CGRP Receptor (1) Cholecystokinin Receptor (10) CMV (3) COX (6) CRAC Channel (1) Cytochrome P450 (5) DNA/RNA Synthesis (3) Dopamine Receptor (3) Drug Derivative (6) Drug Intermediate (1) Drug Isomer (4) Endogenous Metabolite (14) Endothelin Receptor (3) Environmental Pollutants (1) ERK (1) Estrogen Receptor/ERR (3) Fluorescent Dye (1) GABA Receptor (2) Heme Oxygenase (HO) (1) Histamine Receptor (34) HIV (4) HSV (2) iGluR (2) Interleukin Related (4) Isotope-Labeled Compounds (7) JNK (2) Leukotriene Receptor (28) Lipoxygenase (7) LPL Receptor (2) mAChR (16) mGluR (2) Na+/Ca2+ Exchanger (2) Na+/K+ ATPase (2) nAChR (3) Neurokinin Receptor (24) Neuropeptide Y Receptor (1) Neurotensin Receptor (3) NF-κB (7) NO Synthase (5) Nucleoside Antimetabolite/Analog (2) Opioid Receptor (13) Orthopoxvirus (1) P-glycoprotein (2) P2X Receptor (2) P2Y Receptor (2) p38 MAPK (1) PACAP Receptor (5) Parasite (3) PARP (1) PGE synthase (3) Phosphatase (1) Phosphodiesterase (PDE) (9) Phospholipase (6) PKC (1) Platelet-activating Factor Receptor (PAFR) (4) Potassium Channel (12) PPAR (3) Prostaglandin Receptor (11) Reactive Oxygen Species (ROS) (2) Reference Standards (33) Reverse Transcriptase (2) SARS-CoV (4) Ser/Thr Protease (1) Sigma Receptor (13) Sodium Channel (2) Thrombin (1) TNF Receptor (4) TRP Channel (4) Tryptophan Hydroxylase (1)
By Research Areas:	Cancer (21) Cardiovascular Disease (69) Endocrinology (16) Infection (21) Inflammation/Immunology (133) Metabolic Disease (44) Neurological Disease (111)
Click Chemistry:	Alkynes (1)
Oligonucleotides:	Nucleotide Analogs (1) Adenine Nucleotide (1)

348

Inhibitors & Agonists

Fluorescent Dyes

Biochemical Assay Reagents

Peptides

Natural
Products

Recombinant Proteins

Isotope-Labeled Compounds

Antibodies

Click Chemistry

Oligonucleotides

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-B0693

Ranitidine 3 Publications Verification	Histamine Receptor	Metabolic Disease Cancer
Ranitidine is a potent, selective and orally active histamine H2-receptor antagonist that inhibits gastric secretion. Ranitidine antagonizes Histamine (HY-B1204)-induced increases of the guinea-pig isolated rat atrium and Histamine-induced relaxations of the rat isolated uterine horn, with pA₂ values of 7.2 and 6.95, respectively. Ranitidine inhibits breast tumor development and spread in mice .

HY-15754

CGP37157 5+ Cited Publications	Na+/Ca2+ Exchanger	Neurological Disease Cancer
CGP37157 is a potent, selective inhibitor of Na ⁺/Ca ²⁺ exchanger, inhibiting the Na ⁺-induced Ca ²⁺-release from guinea-pig heart mitochondria, with an IC₅₀ of 0.8 μM.

HY-B0281A

Ranitidine hydrochloride 3 Publications Verification	Histamine Receptor	Metabolic Disease Cancer
Ranitidine hydrochloride is a potent, selective and orally active histamine H2-receptor antagonist that inhibits gastric secretion. Ranitidine hydrochloride antagonizes Histamine (HY-B1204)-induced increases of the guinea-pig isolated rat atrium and Histamine-induced relaxations of the rat isolated uterine horn, with pA₂ values of 7.2 and 6.95, respectively. Ranitidine hydrochloride inhibits breast tumor development and spread in mice .

HY-70050C

Alosetron Hydrochloride GR 68755C; GR 68755 Hydrochloride; GR 68755X Hydrochloride	5-HT Receptor	Neurological Disease
Alosetron Hydrochloride (GR 68755C) is a potent and highly selective serotonin 5-HT3 receptor antagonist. Alosetron Hydrochloride is used for the research of irritable bowel syndrome (IBS). Alosetron blocks the fast 5HT3-mediated depolarisation of guinea-pig myenteric and submucosal neurons, with IC₅₀ at ~55 nM. Alosetron Hydrochloride attenuates the visceral nociceptive effect of rectal distension in conscious or anaesthetised dogs. Anti-inflammatory effects .

HY-106369

HMR 1556 2 Publications Verification	Potassium Channel	Cardiovascular Disease
HMR 1556, a chromanol derivative, is a potent I_Ks blocker with IC₅₀s of 10.5 nM and 34 nM in canine and guinea pig left ventricular myocytes, respectively .

HY-70050A

Alosetron GR 68755; GR 68755X	5-HT Receptor	Neurological Disease Inflammation/Immunology
Alosetron (GR 68755) is a potent and highly selective serotonin 5-HT3 receptor antagonist. Alosetron is used for the research of irritable bowel syndrome (IBS). Alosetron blocks the fast 5HT3-mediated depolarisation of guinea-pig myenteric and submucosal neurons, with IC₅₀ at ~55 nM. Alosetron attenuates the visceral nociceptive effect of rectal distension in conscious or anaesthetised dogs. Anti-inflammatory effects .

HY-134004

Pentoxyverine Carbetapentane	Sigma Receptor mAChR	Neurological Disease Inflammation/Immunology
Pentoxyverine (Carbetapentane) is an orally active sigma-1 receptor agonist, with K_is of 41 nM, 894 nM and 75 nM for σ1, σ2 and guinea-pig brain membran σ1, respectively. Pentoxyverine is a muscarinic antagonist. Pentoxyverine is a potent antitussive, anticonvulsant, and spasmolytic agent. Pentoxyverine can be used for inhibiting bronchial interceptor, weakening of cough reflex, bronchial smooth muscle relaxation and reduction of airway resistance .

HY-B1055

Pentoxyverine citrate Carbetapentane citrate	Sigma Receptor mAChR	Neurological Disease Inflammation/Immunology
Pentoxyverine (Carbetapentane) citrate is an orally active and blood-brain barrier permeability sigma-1 receptor agonist, with K_is of 41 nM, 894 nM and 75 nM for σ1, σ2 and guinea-pig brain membrane σ1, respectively. Pentoxyverine citrate is a muscarinic antagonist. Pentoxyverine citrate is a potent antitussive, anticonvulsant, and spasmolytic agent. Pentoxyverine citrate can be used for inhibiting bronchial interceptor, weakening of cough reflex, bronchial smooth muscle relaxation and reduction of airway resistance .

HY-17403

Manidipine dihydrochloride 3 Publications Verification CV-4093	Calcium Channel NF-κB	Infection Cardiovascular Disease Metabolic Disease Inflammation/Immunology
Manidipine dihydrochloride is a third-generation, lipophilic, orally active and highly vasoselective calcium channel antagonist (IC₅₀ = 2.6 nM in guinea-pig ventricular cells) and acts as an antihypertensive agent. Manidipine effectively reduces blood pressure as well as improving insulin sensitivity, renal protection, and antiatherosclerotic activity. Manidipine also exerts anti-inflammatory activity mediated by NF-κB and antiviral activity against many flavivirus and negative-strand RNA viruses through the inhibition of calcium channel. Manidipine is widely applied to research of cardiovascular, metabolic disease and infection .

HY-N2106

Dehydroevodiamine 2 Publications Verification	NF-κB COX PGE synthase NO Synthase	Inflammation/Immunology
Dehydroevodiamine is a major bioactive quinazoline alkaloid isolated from Evodiae Fructus, has an antiarrhythmic effect in guinea-pig ventricular myocytes . Dehydroevodiamine inhibits LPS-induced iNOS, COX-2, prostaglandin E2 (PGE2) and nuclear factor-kappa B (NF-κB) expression in murine macrophage cells .

HY-50723

3-Methylxanthine	Endogenous Metabolite	Others
3-Methylxanthine, a xanthine derivative, is a cyclic guanosine monophosphate (GMP) inhibitor, with an IC₅₀ of 920 μM on guinea-pig isolated trachealis muscle.

HY-101232

Tiotidine 2 Publications Verification ICI 125211	Histamine Receptor	Cardiovascular Disease
Tiotidine (ICI 125211) is a potent and selective antagonist of histamine H2-receptor (pA₂=7.3-7.8 for guinea-pig right atrium). Tiotidine has low affinity for both the H1 and the H3 receptors .

HY-103197

2-Methoxyidazoxan monohydrochloride RX821002 hydrochloride	Adrenergic Receptor	Neurological Disease
2-Methoxyidazoxan monohydrochloride (RX821002 hydrochloride) is a highly selective alpha 2-adrenoceptor antagonist with little or no imidazoline antagonist effect. RX 821002 has markedly higher affinity for (guinea-pig) alpha 2D-adrenoceptors (pK_d 9.7) than for (rabbit) alpha 2A-adrenoceptors (pK_d 8.2) .

HY-121156A

Anatibant hydrochloride LF 16-0687 hydrochloride; XY-2405 hydrochloride	Bradykinin Receptor	Neurological Disease
Anatibant (LF 16-0687; XY-2405) hydrochloride is a selective non-peptide bradykinin B2 receptor antagonist. Anatibant hydrochloride binds to the human, rat and guinea-pig recombinant B2 receptor with K_i values of 0.67 nM, 1.74 nM and 1.37 nM, respectively. Anatibant hydrochloride crosses the blood-brain barrier (BBB). Anatibant hydrochloride can be used in research on brain damage diseases .

HY-101810

Tazanolast TO 188; Tazalest; Tazanol	Calcium Channel PKC	Inflammation/Immunology
Tazanolast is a selective mast-cell-stabilizing agent, on ozone-induced airway hyperresponsiveness in guinea pigs.

HY-169450

(-)-9-Hydroxycorynantheidine 9-O-Desmethyl mitragynine	Opioid Receptor	Neurological Disease
(-)-9-Hydroxycorynantheidine (9-O-Desmethyl mitragynine), the 9-demethyl analogue of Mitragynine, is a selective and partial agonist of μ-opioid receptor. (-)-9-Hydroxycorynantheidine inhibits electrically stimulated twitch contraction in guinea-pig ileum .

HY-P1494

Substance P (1-9)	Neurokinin Receptor	Neurological Disease
Substance P (1-9) is nonapeptide, which decreases the inactivation of substance P by the guinea-pig ileum and urinary bladder.

HY-P1015

*VIP(Guinea pig)* Vasoactive Intestinal Peptide, guinea pig	PACAP Receptor	Neurological Disease Metabolic Disease
VIP Guinea pig (Vasoactive intestinal peptide), a trophic and mitogenic factor, stimulates growth in whole cultured embryos. VIP Guinea pig functions as a simple gastrointestinal hormone and suggest a possible neurotransmitter function .

HY-P1256C

JMV 449 acetate	Neurotensin Receptor	Neurological Disease
JMV 449 acetate is a potent neurotensin receptor agonist. JMV 449 acetate shows an IC₅₀ of 0.15 nM for inhibition of ¹²⁵I-neurotensin binding to neonatal mouse brain and an EC₅₀ of 1.9 nM in contracting the guinea-pig ileum. JMV 449 acetate has highly potent and long-lasting hypothermic and analgesic effects in the mouse .

HY-129101

(-)-Eseroline fumarate Eseroline fumarate	5-HT Receptor	Neurological Disease
(-)-Eseroline fumarate is a metabolic of Physostigmine (HY-N6608), an AChE inhibitor. (-)-Eseroline fumarate elicits a leakage of lactic acid dehydrogenase (LDH) from cancer cells. (-)-Eseroline fumarate also induces the release of adenine nucleotides and 5-hydroxytryptamine (5-HT) from neuronal cells, thus induce cell death. (-)-Eseroline fumarate inhibits the electrically evoked twitches of the mouse vas deferens and of the guinea-pig ileum .

HY-101222

SB-203186 hydrochloride	5-HT Receptor	Cardiovascular Disease Neurological Disease
SB-203186 hydrochloride is a potent, selective and competitive 5-HT₄ antagonist. SB-203186 hydrochloride antagonizes the 5-HT₄ receptor-mediated relaxations of the carbachol-contracted rat isolated oesophagus against 5-HT with pK_B values of 10.9 (rat oesophagus), 9.5 (guinea-pig ileum), and 9.0 (human colon) respectively .

HY-N10620

Melitidin	Others	Inflammation/Immunology
Melitidin is a flavanone glycoside, that can be isolated from Citrus grandis 'Tomentosa'. Melitidin shows a good antitussive effect on cough induced by citric acid in Guinea pig .

HY-50723R

3-Methylxanthine (Standard)	Endogenous Metabolite Reference Standards	Others
3-Methylxanthine (Standard) is the analytical standard of 3-Methylxanthine. This product is intended for research and analytical applications. 3-Methylxanthine, a xanthine derivative, is a cyclic guanosine monophosphate (GMP) inhibitor, with an IC₅₀ of 920 μM on guinea-pig isolated trachealis muscle.

HY-W087907

Acetylsalicylsalicylic acid	Drug Intermediate	Inflammation/Immunology
Acetylsalicylsalicylic acid exhibits immunogenicity that induces contact sensitivity and causes skin erythema and slight edema in guinea pigs .

HY-101749

WAY127093B racemate	Phosphodiesterase (PDE)	Inflammation/Immunology
WAY127093B racemate is the racemate of WAY127093B. WAY127093B is an orally active phosphodiesterase IV inhibitor in guinea pigs and rats .

HY-E70437

Guinea pig liver transglutaminase Tissue-type transglutaminase; TG2; TGase 2	Biochemical Assay Reagents	Others
Guinea pig liver transglutaminase (Tissue-type transglutaminase) is an exoenzyme. Enzymes have high catalytic efficiency, high specificity, and mild operating conditions. It can be applied in industries such as pharmaceuticals, industrial production, food manufacturing, and aquaculture .

HY-N12520

Helveticoside Strophanthidin-digitoxoside	Others	Metabolic Disease Cancer
Helveticoside (Strophanthidin-digitoxoside) is a helveticosid, possesses an ED₅₀ of 0.17 μM for isolated guinea-pig ileum. Helveticoside has anticancer effect .

HY-P5769

Endothelin (16-21)	Endothelin Receptor	Cardiovascular Disease
Endothelin (16-21) is a selective ETB receptor agonist (EC₅₀=228 nM in guinea-pig bronchus). Endothelin (16-21) can induce smooth muscle contraction. Endothelin (16-21) is promising for research of respiratory (e.g., asthma) and cardiovascular (e.g., hypertension) diseases .

HY-P1256

JMV 449	Neurotensin Receptor	Neurological Disease
JMV 449 is a potent neurotensin receptor agonist. JMV 449 shows an IC₅₀ of 0.15 nM for inhibition of [ ¹²⁵I]-neurotensin binding to neonatal mouse brain and an EC₅₀ of 1.9 nM in contracting the guinea-pig ileum. JMV 449 has highly potent and long-lasting hypothermic and analgesic effects in the mouse .

HY-15791

FR173657 FK-3657	Bradykinin Receptor	Inflammation/Immunology
FR173657 is an orally active bradykinin B2 receptor antagonist (IC₅₀: 0.56, 1.5, 2.9 nM for pig, rat, human B2 receptor respectively). FR173657 (p.o.) inhibits BK-induced bronchoconstriction in guinea-pigs (ED₅₀: 0.075 mg/kg). FR173657 (p.o.) also inhibits Carrageenin-induced paw oedema in mice (ED₅₀: 6.8 mg/kg). FR173657 can be used for research of inflammatory disease .

HY-167902

YM-31636 free base	5-HT Receptor	Metabolic Disease
YM-31636 free base is an orally active, potent and selective 5-HT₃ receptor agonist with a K_i value of 0.2 nM. YM-31636 free base induces contraction of isolated guinea pig distal colon. YM-31636 free base induces tachycardia with the relative intrinsic activity of approximately 0.23 in isolated guinea pig right atrium. YM-31636 free base is promising for research of constipation .

HY-N8276

Ro 3-1314 9a,12a-Octadecadiynoic acid	Lipoxygenase	Metabolic Disease Inflammation/Immunology
Ro 3-1314 (9a,12a-Octadecadiynoic acid) is a plant lipoxygenase inhibitor. Ro 3-1314 is a linoleic acid metabolism inhibitor. Ro 3-1314 stimulates the antigen-induced contraction of guinea-pig tracheal spirals and the immunological release of slow reacting substance of anaphylaxis (SRS-A) from actively sensitized guinea-pig lung fragments .

HY-19395

MEN-91507	Leukotriene Receptor	Inflammation/Immunology
MEN-91507 is an orally activecysteinyl leukotriene receptor 1 (CysLTR1) receptor antagonist. MEN-91507 behaves as insurmountable antagonist of Leukotriene D4 (HY-113456)-induced calcium transients, with a pK_b of 10.25. MEN-91507 can inhibit Leukotriene D4-induced bronchoconstriction and microvascular leakage in guinea-pigs. MEN-91507 can be used for the researches of inflammation, immunology .

HY-105030

Tioxamast F 1865	Biochemical Assay Reagents	Inflammation/Immunology
Tioxamast is an anti-allergic agent. Tioxamast can inhibit the synthesis and release of allergy mediators. Tioxamast blocks passive pulmonary anaphylactic shock induced by antigen aerosol in guinea-pig model .

HY-101235

ICI 185282	Prostaglandin Receptor	Cardiovascular Disease Inflammation/Immunology
ICI 185282 is a potent, selective, orally active thromboxane A2 (TXA₂) receptor antagonist. ICI 185282 causes dose-dependent inhibition of U-46619 (HY-108566)-induced platelet aggregation ex-vivo in guinea-pig. ICI 185,282 inhibits bronchospasm induced by U-46619, PGD₂ (HY-101988), PGF_2α (HY-12956), arachidonic acid (HY-109590), LTD₄ and PAF (HY-108635) in vivo. ICI 185282 can be used for bronchial asthma research .

HY-50723S1

3-Methylxanthine-d3	Endogenous Metabolite Isotope-Labeled Compounds	Others
3-Methylxanthine-d₃ is deuterated labeled 3-Methylxanthine (HY-50723). 3-Methylxanthine, a xanthine derivative, is a cyclic guanosine monophosphate (GMP) inhibitor, with an IC₅₀ of 920 μM on guinea-pig isolated trachealis muscle.

HY-105215

FK888	Neurokinin Receptor	Inflammation/Immunology
FK888 is a potent, selective, and high affinity dipeptide NK1 receptor antagonist. FK888 displaces [3H]-SP binding with a K_i value of 0.69 nM and 0.45 microM. FK888 also inhibits SP-induced airway oedema in guinea-pig after both intravenous and oral administration .

HY-P1015A

*VIP(Guinea pig) TFA* Vasoactive Intestinal Peptide, guinea pig TFA	PACAP Receptor	Neurological Disease Metabolic Disease
VIP Guinea pig TFA (Vasoactive intestinal peptide), a trophic and mitogenic factor, stimulates growth in whole cultured embryos. VIP Guinea pig functions as a simple gastrointestinal hormone and suggest a possible neurotransmitter function .

HY-129448

RO4583298	Neurokinin Receptor	Neurological Disease
RO4583298 is a potent, orally active dual antagonist of NK₁ (human and gerbil)/NK₃ (human, cynomolgus monkey, gerbil and guinea-pig). RO4583298 inhibits senktide-induced potentiation of spontaneous activity of dopaminergic neurons. RO4583298 can block gerbil foot tapping response and inhibits mouse tail whips .

HY-121156

Anatibant LF 16-0687; XY-2405	Bradykinin Receptor	Neurological Disease
Anatibant (LF 16-0687; XY-2405) is a selective non-peptide bradykinin B2 receptor antagonist. Anatibant binds to the human, rat and guinea-pig recombinant B2 receptor with K_i values of 0.67 nM, 1.74 nM and 1.37 nM, respectively. Anatibant crosses the blood-brain barrier (BBB). Anatibant can be used in research on brain damage diseases .

HY-P2995E

Guinea Pig Hemoglobin	Biochemical Assay Reagents Heme Oxygenase (HO)	Others
Guinea Pig Hemoglobin is a hemoglobin derived from guinea pigs. Hemoglobin is a iron-containing protein in red blood cells with oxygen binding properties. Hemoglobin is an inducer of HO-1. Hemoglobin consits of heme, which binds to oxygen. Hemoglobin also transports other gases, such as carbon dioxide, nitric oxide, hydrogen sulfide and sulfide. Hemoglobin absorbs unneeded oxygen in tissues, as an antioxidant .

HY-147014

Cyclic HPMPC	CMV Orthopoxvirus	Infection
Cyclic HPMPC is a potent antiviral agent. Cyclic HPMPC can increase arterial oxygen saturation levels in lethal vaccinia virus (IHD strain)-infected mice. Cyclic HPMPC improves the outcome of congenital guinea pig cytomegalovirus (GPCMV) infection and decreases viral replication in guinea pig model .

HY-19102

NSP-805	Phosphodiesterase (PDE)	Cardiovascular Disease
NSP-805 is a potent and selective inhibitor of guinea pig cardiac phosphodiesterase 3 (PDE3), and a cardiotonic agent with vasodilator properties.

HY-151413A

MEN 10207 acetate	Neurokinin Receptor	Neurological Disease
MEN 10207 (acetate) is a selective antagonist of the NK-2 tachykinin receptor. MEN 10207 (acetate) induces tachykinin-induced contractions in rat bladder and guinea pig airways in vivo. MEN 10207 (acetate) inhibits [β-Ala 8 ]-NKA (4-10)-induced enhancement of bladder motility in anesthetized rats and [β-Ala 8 ]-NKA (4-10)-induced enhancement of bronchoconstriction in anesthetized guinea pigs .

HY-120927A

Alvimopan metabolite hydrochloride	Opioid Receptor	Neurological Disease
Alvimopan metabolite hydrochloride is a peripherally restricted Opioid Receptor antagonist that inhibits the amplitude of electrically evoked contractions and spontaneous mechanical activity in guinea pig ileum .

HY-N3136

Onitin	Histamine Receptor	Others
Onitin is a natural product, that can be isolated from Onychium siliculosum. Onitin is also a non-competitive antagonist of histamine. Onitin shows activity in blocking the peristaltic reflex of the guinea-pig ileum, in inhibition of the responses of guinea-pig ileum to histamine and of inhibition of the responses of guinea-pig tracheal muscle to histamine .

HY-116400

BN 50341	Calcium Channel Platelet-activating Factor Receptor (PAFR)	Cardiovascular Disease
BN 50341 is an orally active anticalcic agent and a benzazepine derivative. BN 50341 decreases the in vivo electrically induced thrombus formation in rat or guinea-pig artery and can be utilized in cardiovascular research .

HY-107563

ROS 234	Histamine Receptor	Inflammation/Immunology
ROS 234 is a potent H3 antagonist, with a pK_B of 9.46 for Guinea-pig ileum H₃-receptor, a pK_i of 8.90 for Rat cerebral cortex H₃-receptor, and a ED₅₀ of 19.12 mg/kg (ip) in ex vivo of Rat cerebral cortex. ROS 234 diaplays poor central access .

HY-107563A

ROS 234 dioxalate	Histamine Receptor	Inflammation/Immunology
ROS 234 dioxalate is a potent H3 antagonist, with a pK_B of 9.46 for Guinea-pig ileum H₃-receptor, a pK_i of 8.90 for Rat cerebral cortex H₃-receptor, and a ED₅₀ of 19.12 mg/kg (ip) in ex vivo of Rat cerebral cortex. ROS 234 dioxalate diaplays poor central access .

HY-120302

PD 140376	Cholecystokinin Receptor	Metabolic Disease
PD 140376 is a potent antagonist for the cholecystokininB/gastrin receptor, with K_i values of 0.18 nM and 0.21 nM in guinea-pig cortex and gastric gland membranes, respectively .

Cat. No.	Product Name	Type

HY-141582

Ceramide 3

N-Stearoyl phytosphingosine

Biochemical Assay Reagents

Ceramide 3 (N-Stearoyl phytosphingosine) is an orally active major component of intercellular lipids in the stratum corneum of the skin, and belongs to the ceramide family. Ceramide 3 inhibits c-jun and NF-κB activation induced by Histamine (HY-B1204), and suppresses the expression of IL-4 and TNF-α. Ceramide 3 inhibits scratching behavior and vascular permeability in mice, and exhibits antihistamine effects in guinea pig ileum. Ceramide 3 improves skin barrier function, reduces transepidermal water loss, erythema and the number of circulating epidermal cells, and accelerates barrier repair of irritated or dysfunctional skin .

HY-W133891

Peptone from soya Peptones, soybean	Biochemical Assay Reagents
Peptone from soy (peptones, soybean) is a peptone. Peptone from soy provides nitrogen and carbon sources, as well as other nutrients. Peptone from soy can stimulate/regulate the biosynthesis of cyclic eicosanoids. Peptone from soy induces dose-dependent contraction of guinea pig lung parenchyma. Peptone from soy can be used in microbial and cell culture .

HY-Y0850U3

PVA (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization)

Polyvinyl alcohol (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization); Poly(Ethenol) (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization)

Biochemical Assay Reagents

PVA (Polyvinyl alcohol) (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization) is a water-soluble, biodegradable, biocompatible and non-immunogenic polymer. PVA (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization) causes no irritation to rabbit eyes, no skin sensitization in guinea pigs, promotes the proliferation of human skin keratinocytes, and reduces the loss of corneal endothelial cells. The LD₅₀ of PVA (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization) in rats and dogs is greater than 10 g/kg. PVA (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization) is hardly absorbed by the digestive system, causes no adverse effects upon long-term oral administration, and shows no mutagenicity or carcinogenicity. However, repeated intravenous or portal vein injection of PVA (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization) may induce pathological changes such as glomerular lesions, anemia, hypertension or liver fibrosis in rats or dogs. Crosslinked nanofibers prepared by modifying PVA (Mw 125000, 98-99% hydrolyzed, ~2800 polymerization) can be used in studies related to wound dressings and other applications .

HY-90002

4-Phenylpiperidine	Biochemical Assay Reagents
4-Phenylpiperidine is a σ receptor ligand with a K_i value of 1980 nM for guinea pig σ receptors. 4-Phenylpiperidine binds to σ receptors. 4-Phenylpiperidine is used in psychiatric disease research .

HY-NP070

Lotus tetragonolobus lectin

LTL

Biochemical Assay Reagents

Lotus tetragonolobus lectin (LTL) is a plant lectin that specifically recognizes and binds to α-L-fucopyranosyl residues, a sugar structure serving as the key terminal glycosyl group of human blood type O antigen (H antigen). Lotus tetragonolobus lectin exerts macrophage migration inhibitory activity in monomeric form. Lotus tetragonolobus lectin labels and identifies renal proximal tubular epithelial cells to evaluate histopathological changes of sepsis-induced acute kidney injury. Lotus tetragonolobus lectin is applicable to studies in glycobiology, immunology and renal pathology .

HY-P2995E

Guinea Pig Hemoglobin

Biochemical Assay Reagents

Guinea Pig Hemoglobin is a hemoglobin derived from guinea pigs. Hemoglobin is a iron-containing protein in red blood cells with oxygen binding properties. Hemoglobin is an inducer of HO-1. Hemoglobin consits of heme, which binds to oxygen. Hemoglobin also transports other gases, such as carbon dioxide, nitric oxide, hydrogen sulfide and sulfide. Hemoglobin absorbs unneeded oxygen in tissues, as an antioxidant .

HY-NP0216

Guinea pig Immunoglobulin G	Biochemical Assay Reagents
Guinea pig Immunoglobulin G is a guinea pig serum immunoglobulin that can be used in immunolabeling and coating protein in a variety of immunoassays including ELISA .

HY-NP002M

Guinea Pig serum albumin	Biochemical Assay Reagents
Guinea Pig Serum Albumin is a plasma protein derived from guinea pig. Serum albumin is a multifunctional protein with extraordinary ligand binding capacity, making it a transporter molecule for a diverse range of metabolites, drugs, nutrients, metals and other molecules .

HY-W127485

cis-9,10-Methyleneoctadecanoic Acid

Biochemical Assay Reagents

cis-9,10-Methyleneoctadecanoic acid is a cyclopropane fatty acid that has been found in bacteria and in the digestive glands of P. globosa. It is a component of the cell membrane of Staphylococcus aureus, and levels were reduced after treatment with carvacrol. cis-9,10-Methyleneoctadecanoic acid is secreted by H. pylori and enhances histamine- and dibutyryl cAMP-stimulated acid secretion in isolated guinea pig parietal cells. It also activates protein kinase C (PKC) in a calcium-dependent manner.

Cat. No.	Product Name	Target	Research Area

HY-P1096

A71623	Cholecystokinin Receptor	Metabolic Disease
A71623, a CCK-4-based peptide, is a potent and highly selective CCK-A full agonist. The IC₅₀s for A-71623 are 3.7 nM in guinea pig pancreas (CCK-A) and 4500 nM in cerebral cortex (CCK-B) in radioligand binding assays, respectively .

HY-P1192

GR-73632	Neurokinin Receptor	Neurological Disease
GR-73632 is a tachykinin NK1 receptor agonist. GR-73632 activates spinal NK1 receptors to induce scratching, biting and licking behaviors. GR-73632 activates peripheral NK1 receptors to trigger lacrimation in guinea pigs, and activates central NK1 receptors to induce repetitive hind paw tapping behavior in gerbils. GR-73632 is applicable to research related to pruritus .

HY-135108

QWF Peptide	Neurokinin Receptor	Neurological Disease
QWF Peptide (Compound 4a) is a substance P antagonist with an IC₅₀ of 0.09 μM. QWF Peptide antagonizes the SP-induced contraction of isolated guinea pig trachea strips with an IC₅₀ of 4.7 μM .

HY-P1494

Substance P (1-9)	Neurokinin Receptor	Neurological Disease
Substance P (1-9) is nonapeptide, which decreases the inactivation of substance P by the guinea-pig ileum and urinary bladder.

HY-P1015

*VIP(Guinea pig)* Vasoactive Intestinal Peptide, guinea pig	PACAP Receptor	Neurological Disease Metabolic Disease
VIP Guinea pig (Vasoactive intestinal peptide), a trophic and mitogenic factor, stimulates growth in whole cultured embryos. VIP Guinea pig functions as a simple gastrointestinal hormone and suggest a possible neurotransmitter function .

HY-P1256C

JMV 449 acetate	Neurotensin Receptor	Neurological Disease
JMV 449 acetate is a potent neurotensin receptor agonist. JMV 449 acetate shows an IC₅₀ of 0.15 nM for inhibition of ¹²⁵I-neurotensin binding to neonatal mouse brain and an EC₅₀ of 1.9 nM in contracting the guinea-pig ileum. JMV 449 acetate has highly potent and long-lasting hypothermic and analgesic effects in the mouse .

HY-P1048

Myelin Basic Protein (MBP) (68-82), guinea pig	Peptides	Inflammation/Immunology
Myelin Basic Protein (MBP) (68-82), guinea pig is a fragment of myelin basic protein (MBP).

HY-P1112

Sarafotoxin S6a	Endothelin Receptor	Cardiovascular Disease Neurological Disease
Sarafotoxin S6a, a sarafotoxin analogue, is a endothelin receptor agonist and has an ET_A/ET_B selectivity profile similar to that of Endothelin-3 (HY-P0204). Sarafotoxin S6a elicits the pig coronary artery with an EC₅₀ value of 7.5 nM .

HY-12523

Peptide M	Peptides	Others
Peptide M is a synthetic amino acid (18 amino acids in length which correspond to the amino acid positions 303-322 of bovine S-antigen: DTNLASSTIIKEGIDKTV), is capable of inducing experimental autoimmune uveitis in monkeys and Hartley guinea pigs as well as Lewis rats .

HY-P3895A

Substance P (3-11) acetate	Neurokinin Receptor	Neurological Disease
Substance P (3-11) acetate is a substance P (SP) fragment peptide that can cross the BBB. Substance P (3-11) acetate has contracting activities on guinea pig ileum. Substance P (3-11) acetate also promotes human monocyte chemotaxis .

HY-P5769

Endothelin (16-21)	Endothelin Receptor	Cardiovascular Disease
Endothelin (16-21) is a selective ETB receptor agonist (EC₅₀=228 nM in guinea-pig bronchus). Endothelin (16-21) can induce smooth muscle contraction. Endothelin (16-21) is promising for research of respiratory (e.g., asthma) and cardiovascular (e.g., hypertension) diseases .

HY-P1256

JMV 449	Neurotensin Receptor	Neurological Disease
JMV 449 is a potent neurotensin receptor agonist. JMV 449 shows an IC₅₀ of 0.15 nM for inhibition of [ ¹²⁵I]-neurotensin binding to neonatal mouse brain and an EC₅₀ of 1.9 nM in contracting the guinea-pig ileum. JMV 449 has highly potent and long-lasting hypothermic and analgesic effects in the mouse .

HY-P3896

Substance P (2-11)	Neurokinin Receptor	Neurological Disease
Substance P (2-11) is a substance P (SP) fragment peptide. Substance P (2-11) has contracting activities on guinea pig ileum. Substance P (2-11) inhibits the permeation of ³H SP in BBMEC monolayers .

HY-P3895

Substance P (3-11)	Neurokinin Receptor	Neurological Disease
Substance P (3-11) is a substance P (SP) fragment peptide that can cross the BBB. Substance P (3-11) has contracting activities on guinea pig ileum. Substance P (3-11) also promotes human monocyte chemotaxis .

HY-P10768A

Ro 25-1553 TFA	PACAP Receptor	Inflammation/Immunology
Ro 25-1553 TFA is a 31 amino acid vasoactive intestinal peptide (VIP) analog, that acts as an agonist for VIP2 receptor (VPAC2 receptor). Ro 25-1553 TFA exhibits a bronchodilator effect in nerve-induced or Carbachol (HY-B1208)-induced tracheal smooth muscle contraction in guinea pig model .

HY-P1015A

*VIP(Guinea pig) TFA* Vasoactive Intestinal Peptide, guinea pig TFA	PACAP Receptor	Neurological Disease Metabolic Disease
VIP Guinea pig TFA (Vasoactive intestinal peptide), a trophic and mitogenic factor, stimulates growth in whole cultured embryos. VIP Guinea pig functions as a simple gastrointestinal hormone and suggest a possible neurotransmitter function .

HY-P11418

Pyr-Gly-Arg-pNA	Peptides	Others
Pyr-Gly-Arg-pNA is a substrate for both guinea pig and human lung tryptase .

HY-P3754

Experimental allergic encephalitogenic peptide (human)	Peptides	Inflammation/Immunology
Experimental allergic encephalitogenic peptide (human) is a EAE peptide. Experimental allergic encephalitogenic peptide (human) induces encephalomyelitis in guinea pigs .

HY-151413A

MEN 10207 acetate	Neurokinin Receptor	Neurological Disease
MEN 10207 (acetate) is a selective antagonist of the NK-2 tachykinin receptor. MEN 10207 (acetate) induces tachykinin-induced contractions in rat bladder and guinea pig airways in vivo. MEN 10207 (acetate) inhibits [β-Ala 8 ]-NKA (4-10)-induced enhancement of bladder motility in anesthetized rats and [β-Ala 8 ]-NKA (4-10)-induced enhancement of bronchoconstriction in anesthetized guinea pigs .

HY-P10599

Scyliorhinin I	Neurokinin Receptor	Neurological Disease
Scyliorhinin I is a tachykinin-1 (NK-1) and tachykinin-2 (NK-2) receptor agonist with a K_i value of 0.9 nM for rat submandibular gland NK-1 receptor and 2 nM for hamster bladder NK-2 receptor. Scyliorhinin I has the ability to contract the longitudinal muscles of the guinea pig ileum .

HY-P3562

PL-3994	Peptides	Others
PL-3994 is a natriuretic peptide receptor-A (NPR-A) agonist that is resistant to neutral endopeptidase and acts as a bronchodilator. PL-3994 produces concentration-dependent relaxation of pre-contracted guinea-pig trachea with an IC₅₀ value of 42.7 nM .

HY-P10768

Ro 25-1553	PACAP Receptor	Inflammation/Immunology
Ro 25-1553 is a selective VIP₂ receptor (VPAC₂ receptor) agonist. Ro 25-1553 exhibits bronchodilatory effects on tracheal smooth muscle contractions induced by nerve stimulation or Carbachol (HY-B1208). Ro 25-1553 produces a superimposed effect when combined with Formoterol and Salmeterol (HY-14302). Ro 25-1553 can be used for the study of bronchoconstriction .

HY-P3809

[D-Pro2,D-Phe7,D-Trp9] Substance P	Neurokinin Receptor	Neurological Disease
[D-Pro2,D-Phe7,D-Trp9] Substance P is a Substance P (HY-P0201) analogue. [D-Pro2,D-Phe7,D-Trp9] Substance P is an inhibitor of Substance P. [D-Pro2,D-Phe7,D-Trp9] Substance P contracts guinea-pig ileum (GPI) indirectly .

HY-P2015

Diacetylsplenopentine BCH 069	HIV	Infection Inflammation/Immunology
Diacetylsplenopentine (BCH 069) is an antiviral agent, and protects guinea pigs from foot-and-mouth disease (FMD) infection. Berlopentin has immunostimulatory properties .

HY-P10006

Leumorphin, human	Opioid Receptor	Neurological Disease
Leumorphin, human is a potent kappa opioid receptor (κ opioid receptor) agonist. Leumorphin, human inhibits the contraction of the myenteric plexus-longitudinal muscle preparation of the guinea pig ileum .

HY-P10291

[Pro34]Neuropeptide Y, porcine	Neuropeptide Y Receptor	Neurological Disease
[Pro34]Neuropeptide Y, porcine is a selective NPY receptor (Y1 receptor) agonist. [Pro34]Neuropeptide Y, porcine evokes vasoconstrictions in the guinea pig caval vein .

HY-P3057

[D-Trp11]-Neurotensin	Neurotensin Receptor	Cardiovascular Disease Neurological Disease
[D-Trp11]-Neurotensin, an analogue of Neurotensin (NT), is a selective antagonist of NT in perfused rat hearts but behaves as a full agonist in guinea pig atria and rat stomach strips. [D-Trp11]-Neurotensin can inhibit NT-induced hypotension .

HY-P3817

Des-[Gly77,His78] Myelin Basic Protein (68-84), bovine	Peptides	Neurological Disease
Des-[Gly77,His78] Myelin Basic Protein (68-84) is a 68-84 sequence fragment of guinea pig myelin basic protein (GPMBP). Des-[Gly77,His78] Myelin Basic Protein (68-84) regulates functionally diverse encephalitogenic and proliferative activities of experimental autoimmune encephalomyelitis (EAE)-associated T cells .

HY-P2601A

Tyr-α-CGRP (human) TFA	CGRP Receptor	Others
Tyr-α-CGRP (human) TFA is an N-terminally extended human α-CGRP analog. Tyr-α-CGRP (human) TFA can bind to membrane preparations from rat brain and spleen with IC₅₀ values of 0.2 nM and 0.5 nM, respectively, and induce positive chronotropic and inotropic effects in isolated guinea pig right and left atria with EC₅₀ values of 282 nM and 74 nM, respectively. Tyr-α-CGRP (human) TFA also inhibits contractile responses in rat vas deferens with an EC₅₀ value of 1.9 nM .

HY-P10268

Neuropeptide K (human, porcine, rat)	Neurokinin Receptor	Cardiovascular Disease Neurological Disease
Neuropeptide K, human, porcine, rat exhibits bioactivity in gallbladder contraction, protein extravasation, hypotension and brcnchial smooth muscle spasm. Neuropeptide K, human, porcine, rat is concentrated in brain and acts as tachykinin neuromessenger .

HY-P1112A

Sarafotoxin S6a TFA	Endothelin Receptor	Cardiovascular Disease Neurological Disease
Sarafotoxin S6a TFA , a sarafotoxin analogue, is a endothelin receptor agonist and has an ET_A/ET_B selectivity profile similar to that of Endothelin-3 (HY-P0204). Sarafotoxin S6a TFA elicits the pig coronary artery with an EC₅₀ value of 7.5 nM .

HY-P10768B

Ro 25-1553 acetate	PACAP Receptor	Inflammation/Immunology
Ro 25-1553 acetate is a selective VIP₂ receptor (VPAC₂ receptor) agonist. Ro 25-1553 acetate exhibits bronchodilatory effects on tracheal smooth muscle contractions induced by nerve stimulation or Carbachol (HY-B1208). Ro 25-1553 acetate produces a superimposed effect when combined with Formoterol and Salmeterol (HY-14302). Ro 25-1553 acetate can be used for the study of bronchoconstriction .

HY-P2593

L-659874	Neurokinin Receptor	Neurological Disease
L-659874 is a selective NK2 receptor antagonist with an IC₅₀ value of 0.49 μM in hamsters. L-659874 inhibits NK2 receptor-mediated hydrolysis of inositol phospholipids. L-659874 could be used for research on the correlation between pain signal transduction and smooth muscle responses. .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-N0165

Methyl-Hesperidin	Structural Classification Flavonoids other families Classification of Application Fields Flavonones Phenols Polyphenols Plants Inflammation/Immunology Disease Research Fields Source Classification	HIV Reverse Transcriptase
Methyl-Hesperidin is a glycoside compound. Methyl-Hesperidin has hypotensive, coronary dilating, smooth muscle relaxing, capillary stabilizing, choleretic, and anti-ulcer activities. Methyl-Hesperidin act as a competitive substrate to inhibit HIV-1 reverse transcriptase activity. Methyl-Hesperidin potentiates coronary dilating actions of adenine nucleotides and 3'-AMP, enhances depressant action on isolated atria, and prolongs adenosine- and ATP-induced heart block in guinea pigs .

HY-N2255

Crebanine 4 Publications Verification	Cardiovascular Disease Structural Classification Alkaloids Stephania venosa Classification of Application Fields Other Alkaloids Plants Menispermaceae Inflammation/Immunology Disease Research Fields	Akt Apoptosis NF-κB Reactive Oxygen Species (ROS) p38 MAPK ERK Interleukin Related TNF Receptor NO Synthase nAChR Bacterial
Crebanine is an isoquinoline-like alkaloid that can be derived from Stephania. Crebanine is an antagonist of the α7-nAChR with an IC₅₀ of 19.1 μM. Crebanine suppresses the proliferation, migration, and invasion of cancer cells, triggers reactive oxygen species (ROS) burst, and promotes apoptosis. Crebanine inhibits the AKT/FoxO3a, NF-κB and MAPK signaling pathways. Crebanine attenuates NOX2 hyperactivation, exhibits antioxidant properties by reducing reactive oxygen species and peroxidation in microglia cells. Crebanine inhibits voltage-dependent Na ⁺ current in guinea-pig ventricular myocytes. Crebanine has high inhibitory activity against gram-positive animal pathogenic bacteria. Crebanine ameliorates ischemia-reperfusion brain damage in middle cerebral artery occlusion and reperfusion (MCAO/R) rats. Crebanine significantly improves Scopolamine (HY-N0296)-induced cognitive deficits in ICR mice. Crebanine can be used for the study of hepatocellular carcinoma (HCC), cerebral ischemia and Alzheimer's disease .

HY-N0352

Tuberostemonine 1 Publications Verification	Infection Alkaloids other families Pyrrole Alkaloids Classification of Application Fields Plants Disease Research Fields Source Classification	Parasite
Tuberostemonine is a stenine alkaloid that can be isolated from Stemona tuberosa and Stemona sessifolia. Tuberostemonine is an antimalarial agent that has inhibitory activity against Ferredoxin-NADP ⁺ reductases (FNRs) from Plasmodium falciparum (PfFNR). Tuberostemonine can reduce the number of citric acid-induced coughs in guinea pigs. Tuberostemonine decreases bronchoalveolar lavage fluid (BALF), neutrophil and macrophage infiltration and reduces peribronchial and perivascular inflammatory cell infiltration in mouse model of acute lung inflammation. Tuberostemonine has a level of activity as a feeding deterrent .

HY-N10424

Brazilein 2 Publications Verification	Structural Classification Classification of Application Fields Leguminosae Caesalpinia sappan L. Phenols Polyphenols Pigments Plants Inflammation/Immunology Disease Research Fields Source Classification Food Research	Na+/K+ ATPase Apoptosis Interleukin Related NO Synthase Bacterial Parasite
Brazilein is a compound with anti-inflammatory and neuroprotective activities, with an IC₅₀ of 500 μM against guinea pig Na ⁺,K ⁺-ATPase. Brazilein reduces iNOS mRNA expression, thereby inhibiting nitric oxide production in immune cells. Brazilein suppresses inflammatory responses by reducing the mRNA expression of TNF-α and IL-6, but has no effect on IL-1β expression. Brazilein reduces the cerebral infarction volume and improves the neurological function scores of rats with cerebral ischemia-reperfusion injury. Brazilein induces apoptosis of splenic lymphocytes in mice. Brazilein inhibits humoral immune responses in mice, and causes thymus and spleen atrophy as well as body weight loss in mice. Brazilein also possesses antimalarial and antibacterial activities. Brazilein is also a red dye. Brazilein can be used in studies related to the infection, nervous system, cardiovascular system and inflammatory diseases .

HY-N2106

Dehydroevodiamine 2 Publications Verification	Alkaloids Classification of Application Fields Evodia rutaecarpa (Juss.) Benth. Rutaceae Plants Inflammation/Immunology Disease Research Fields Indole Alkaloids Source Classification	NF-κB COX PGE synthase NO Synthase
Dehydroevodiamine is a major bioactive quinazoline alkaloid isolated from Evodiae Fructus, has an antiarrhythmic effect in guinea-pig ventricular myocytes . Dehydroevodiamine inhibits LPS-induced iNOS, COX-2, prostaglandin E2 (PGE2) and nuclear factor-kappa B (NF-κB) expression in murine macrophage cells .

HY-50723

3-Methylxanthine	Structural Classification Natural Products Classification of Application Fields Other Diseases Endogenous metabolite Disease Research Fields	Endogenous Metabolite
3-Methylxanthine, a xanthine derivative, is a cyclic guanosine monophosphate (GMP) inhibitor, with an IC₅₀ of 920 μM on guinea-pig isolated trachealis muscle.

HY-N10620

Melitidin	Flavonoids Citrus maxima (Burm.) Merr. Flavones Rutaceae Plants	Others
Melitidin is a flavanone glycoside, that can be isolated from Citrus grandis 'Tomentosa'. Melitidin shows a good antitussive effect on cough induced by citric acid in Guinea pig .

HY-50723R

3-Methylxanthine (Standard)	Structural Classification Natural Products Microorganisms Classification of Application Fields Other Diseases Endogenous metabolite Disease Research Fields Source Classification	Endogenous Metabolite Reference Standards
3-Methylxanthine (Standard) is the analytical standard of 3-Methylxanthine. This product is intended for research and analytical applications. 3-Methylxanthine, a xanthine derivative, is a cyclic guanosine monophosphate (GMP) inhibitor, with an IC₅₀ of 920 μM on guinea-pig isolated trachealis muscle.

HY-N12520

Helveticoside Strophanthidin-digitoxoside	Structural Classification Senegalia pennata (L.) Maslin Cardiacglycosides Labiatae Plants Steroids Source Classification	Others
Helveticoside (Strophanthidin-digitoxoside) is a helveticosid, possesses an ED₅₀ of 0.17 μM for isolated guinea-pig ileum. Helveticoside has anticancer effect .

HY-N3931

Gardneramine	Alkaloids Nepenthes mirabilis (Lour.) Druce Plants Nepenthaceae Source Classification	Others
Gardneramine is an orally active alkaloid that acts like papaverine. Gardneramine has peripheral vascular diastolic effect, direct inhibition on myocardium and central inhibition. Gardneramine showed antihypertensive, vasodilatation and atrial inhibition effects in rabbit, dog and guinea pig models, respectively. Gardneramine also inhibits the movement of smooth muscle organs such as the stomach and intestines .

HY-N3136

Onitin	Monophenols Onychium siliculosum (Desv.) C. Chr. Sinopteridaceae Phenols Plants Source Classification	Histamine Receptor
Onitin is a natural product, that can be isolated from Onychium siliculosum. Onitin is also a non-competitive antagonist of histamine. Onitin shows activity in blocking the peristaltic reflex of the guinea-pig ileum, in inhibition of the responses of guinea-pig ileum to histamine and of inhibition of the responses of guinea-pig tracheal muscle to histamine .

HY-N8671R

Withanoside V (Standard)	Withania somnifera Solanaceae Plants Steroids Source Classification	Reference Standards Others
Withanoside V (Standard) is the analytical standard of Withanoside V. This product is intended for research and analytical applications. Withanoside V, a withanolide glycoside, exhibits inhibitory activity for tachyphylaxis to Clonidine in isolated guinea-pig ileum .

HY-N2106R

Dehydroevodiamine (Standard)	Alkaloids Structural Classification Evodia rutaecarpa (Juss.) Benth. Rutaceae Plants Indole Alkaloids Source Classification	Reference Standards NF-κB COX PGE synthase NO Synthase
Dehydroevodiamine is a major bioactive quinazoline alkaloid isolated from Evodiae Fructus, has an antiarrhythmic effect in guinea-pig ventricular myocytes . Dehydroevodiamine inhibits LPS-induced iNOS, COX-2, prostaglandin E2 (PGE2) and nuclear factor-kappa B (NF-κB) expression in murine macrophage cells .

HY-N3167

Nyasicoside	Curculigo orchioides Gaertn. Phenols Polyphenols Plants Amaryllidaceae Source Classification	Nucleoside Antimetabolite/Analog
Nyasicoside is a norlignan glucosides that can be isolated from Curculigo capitulate. Nyasicoside has potent activity against ouabain-induced arrhythmia in the heart preparations of guinea pig .

HY-118463

Benzomalvin A (-)-Benzomalvin A	Alkaloids Human Gut Microbiota Metabolites Microorganisms Quinoline Alkaloids Endogenous metabolite Source Classification	Neurokinin Receptor
Benzomalvin A is a potent antagonist of neurokinin receptor isolated from Penicillium sp. Benzomalvin A shows inhibitory activity against substance P with K_i values of 12, 42 and 43 μM at the guinea pig, rat and human neurokinin NK1 receptors, respectively .

HY-N12108

Forphenicine	Microorganisms Ketones, Aldehydes, Acids Phenols Source Classification	Phosphatase
Forphenicine is a bacterial metabolite that is found in S. fulvoviridis and an inhibitor of alkaline phosphatase. Forphenicine inhibits the growth of HL-60 leukemia cells at 10 µM. Forphenicine also increases survival in a guinea pig model of experimental autoimmune encephalomyelitis (EAE) .

HY-113465A

11-trans Leukotriene E4	Classification of Application Fields Ketones, Aldehydes, Acids Endogenous metabolite Inflammation/Immunology Disease Research Fields Source Classification	Endogenous Metabolite
11-trans Leukotriene E4 is an isomer of Leukotriene E4 (LTE4). Slow isomerization of the C-11 double bond of LTE4 leads to the formation of 11-trans LTE4. 11-trans Leukotriene E4 is equipotent to LTE4 in contracting guinea pig ileum .

HY-N17361

Methylgerambullone	Structural Classification Natural Products Rutaceae Plants Glycosmis angustifolia Lindl. ex Wight & Arn. Source Classification	Drug Isomer
Methylgerambullone is a constitutional isomer of Methylisogerambullone. Methylgerambullone can be isolated from the methanolic leaf extract of Glycosmis angustifolia. Methylgerambullone shows the relaxatory effect on guinea-pig isolated ileum precontracted with Acetylcholine .

HY-N11727

Boeravinone F	Structural Classification Phenols Polyphenols Nyctaginaceae Plants Boerhavia repens Linnaeus Source Classification	Drug Derivative
Boeravinone F is a Rotenoid derivative. Boeravinone F can be isolated from Boerhaavia diffusa and Boerhavia repens. Boeravinone F inhibits Acetylcholine-induced contraction of isolated guinea pig ileum .

HY-N9554

WIN-64821	Structural Classification Microorganisms Ketones, Aldehydes, Acids Source Classification	Neurokinin Receptor Endogenous Metabolite Calcium Channel
WIN-64821 is a secondary metabolite produced by Aspergillus species, and acts as a Neurokinin Receptor antagonist. The K_i values of WIN-64821 for NK1, NK2 and NK3 receptors are 0.24 (human astrocytoma cells), 0.26 (rat duodenum) and 15.2 (guinea pig forebrain) μM, respectively. WIN-64821 inhibits apamin-induced contraction of rat vas deferens, blocks substance P-induced contraction of guinea pig ileum and Ca ²⁺ efflux in human astrocytoma cells. WIN-64821 is applicable to analgesic and anti-inflammatory research .

HY-W130596

3-Phenylpropyl acetate	Structural Classification Natural Products Psidium guajava Linn. Myrtaceae Plants Source Classification	Environmental Pollutants
3-Phenylpropyl acetate is a member of the fragrance structural group Aryl Alkyl Alcohol Simple Acid Esters (AAASAE). 3-Phenylpropyl acetate has acute toxicity in rats and rabbits and shows no skin sensitization in guinea pigs. 3-Phenylpropyl acetate can be used as a fragrance ingredient .

HY-W1121873

β-Caryophyllene alcohol	Structural Classification Natural Products Humulus lupulus L. Plants Moraceae Source Classification	Others
β-Caryophyllene alcohol is an active metabolite of β-caryophyllene (HY-N1415) with potent anti-asthma and anti-inflammation activity. β-Caryophyllene alcohol shows significant anti-asthmatic effect in guinea pigs. β-Caryophyllene alcohol can be used for asthma and inflammation research .

HY-N0165R

Methyl-Hesperidin (Standard)	Structural Classification Flavonoids other families Flavonones Phenols Polyphenols Plants Source Classification	Reference Standards HIV Reverse Transcriptase
Methyl-Hesperidin (Standard) is the analytical standard of Methyl-Hesperidin (HY-N0165). This product is intended for research and analytical applications. Methyl-Hesperidin is a glycoside compound. Methyl-Hesperidin has hypotensive, coronary dilating, smooth muscle relaxing, capillary stabilizing, choleretic, and anti-ulcer activities. Methyl-Hesperidin act as a competitive substrate to inhibit HIV-1 reverse transcriptase activity. Methyl-Hesperidin potentiates coronary dilating actions of adenine nucleotides and 3'-AMP, enhances depressant action on isolated atria, and prolongs adenosine- and ATP-induced heart block in guinea pigs .

HY-N17617

S-Petasin	Structural Classification Natural Products Plants Petasites hybridus (L.) G.Gaertn., B.Mey. & Schreb. Compositae Source Classification	Phosphodiesterase (PDE) Apoptosis NO Synthase Caspase PPAR Bcl-2 Family PARP
S-Petasin is a phosphodiesterase (PDE) inhibitor with IC₅₀ values of 25.5 μM and 17.5 μM for PDE3 and PDE4, respectively. S-Petasin inhibits cholesterol side-chain cleavage enzyme, 11β-hydroxylase, PPAR-γ, and iNOS induction at RNA and protein levels. S-Petasin induces apoptosis, activates caspases, cleaves PARP, modulates mitochondrial membrane permeability, and regulates BCL2/BAX, p53, Bcl-XL, MMP-2, MMP-9, p21, CDK4, and cyclin D1 expression. S-Petasin reduces inflammatory cell accumulation, cytokine and IgE levels, and enhances serum IgG2a levels. S-Petasin relaxes isolated sensitized guinea pig trachealis and exhibits gastrointestinal anti-spasmodic activity. S-Petasin reduces tonsillitis severity and asthmatic attack frequency. S-Petasin can be used for the research of prostate cancer, obesity, melanoma, allergic asthma, asthma, and peritonitis .

HY-182578

Mimosinamine	Structural Classification Alkaloids Piperidine Alkaloids Mimosa pudica Linn. Leguminosae Plants Source Classification	Tryptophan Hydroxylase
Mimosinamine is a hydroxylase inhibitor with Fe ²⁺ chelating activity. Mimosinamine inhibits bovine adrenal tyrosine hydroxylase, rat liver phenylalanine hydroxylase, and rat brainstem tryptophan hydroxylase. Mimosinamine can be used in the research of hypertension .

Cat. No.	Compare	Product Name	Species	Source	Image

HY-P71986

	*CTLA-4 Protein, Guinea pig* (P.pastoris, His)** Cytotoxic T-lymphocyte associated protein 4; CTLA4	Others	P. pastoris
	CTLA-4 protein, a potent inhibitory receptor, plays a crucial role in suppressing T-cell responses by binding strongly to its ligands CD80 and CD86, surpassing the affinity of CD28. This heightened affinity allows CTLA-4 to act as a major negative regulator, maintaining immune homeostasis and preventing excessive T-cell activation. The balance between CTLA-4 and its ligands is pivotal for immune regulation. CTLA-4 Protein, Guinea pig (P.pastoris, His) is the recombinant CTLA-4 protein, expressed by P. pastoris , with C-6*His labeled tag.

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Cat. No.	Product Name	Chemical Structure

HY-141582S

Ceramide 3-d3

Ceramide 3-d₃ (N-Stearoyl phytosphingosine-d₃) is deuterium labeled Ceramide 3. Ceramide 3 is an orally active major component of intercellular lipids in the stratum corneum of the skin, and belongs to the ceramide family. Ceramide 3 inhibits c-jun and NF-κB activation induced by Histamine (HY-B1204), and suppresses the expression of IL-4 and TNF-α. Ceramide 3 inhibits scratching behavior and vascular permeability in mice, and exhibits antihistamine effects in guinea pig ileum. Ceramide 3 improves skin barrier function, reduces transepidermal water loss, erythema and the number of circulating epidermal cells, and accelerates barrier repair of irritated or dysfunctional skin.

HY-50723S1

3-Methylxanthine-d3
3-Methylxanthine-d₃ is deuterated labeled 3-Methylxanthine (HY-50723). 3-Methylxanthine, a xanthine derivative, is a cyclic guanosine monophosphate (GMP) inhibitor, with an IC₅₀ of 920 μM on guinea-pig isolated trachealis muscle.

HY-176524S

PDE3/4-IN-3
PDE3/4-IN-3 (Compound 7) is an orally active dual PDE3/4 inhibitor with IC₅₀s of 0.17 and ≤50 nM for PDE3A and PDE4B2, respectively. PDE3/4-IN-3 significantly inhibits methacholine-induced bronchoconstriction in guinea pigs. PDE3/4-IN-3 can be used for chronic obstructive pulmonary disease (COPD) and asthma research .

HY-13402S

Varespladib-d7

Varespladib-d₇ (LY315920-d₇) is a deuterated labeled Varespladib (HY-13402). Varespladib is a potent and selective group IIA, secretory phospholipase A2 (sPLA2) inhibitor with an IC₅₀ of 9 nM. Varespladib exhibits the significant inhibitory effect on sPLA2 activity in serum from various species including rat, rabbit, guinea pig and human with IC₅₀s of 8.1 nM, 5.0 nM, 3.2 nM and 6.2 nM, respectively .

HY-B0281AS

Ranitidine-d6 hydrochloride

Ranitidine-d₆ hydrochloride is the deuterium labeled Ranitidine hydrochloride (HY-B0281A) . Ranitidine hydrochloride is a potent, selective and orally active histamine H2-receptor antagonist that inhibits gastric secretion. Ranitidine hydrochloride antagonizes Histamine (HY-B1204)-induced increases of the guinea-pig isolated rat atrium and Histamine-induced relaxations of the rat isolated uterine horn, with pA₂ values of 7.2 and 6.95, respectively. Ranitidine hydrochloride inhibits breast tumor development and spread in mice .

HY-B0693S

Ranitidine-d6

Ranitidine-d₆ is the deuterium labeled Ranitidine (HY-B0693). Ranitidine is a potent, selective and orally active histamine H2-receptor antagonist that inhibits gastric secretion. Ranitidine antagonizes Histamine (HY-B1204)-induced increases of the guinea-pig isolated rat atrium and Histamine-induced relaxations of the rat isolated uterine horn, with pA2 values of 7.2 and 6.95, respectively. Ranitidine inhibits breast tumor development and spread in mice .

HY-13511AS

Rupatadine-d4 fumarate
Rupatadine-d₄ fumarate is a deuterium labeled Rupatadine fumarate. Rupatadine Fumarate (UR-12592 Fumarate) is a potent dual PAF/H1 antagonist with K_i values of 0.55/0.1 μM (rabbit platelet membranes/guinea pig cerebellum membranes) .

HY-W766130

Ethisterone-13C2

Ethisterone- ¹³C₂ (Pregneninolone- ¹³C₂) is the ¹³C-labeled Ethisterone (HY-B0487). Ethisterone (Pregneninolone; 17α-Ethynyltestosterone) is a synthetic steroidal estrogen, is an orally active steroidal contraceptive agent. Ethisterone has almost no effect on the phagocytic activity of the reticuloendothelial system in male guinea pigs, while in utero exposure can induce abnormalities in the urogenital system of offspring.

Host:	Guinea pig (5)
Reactivity:	species independent (5)
Application:	IHC-P (1) ICC/IF (5) IF-Tissue (5) IHC-F (1) WB (5) FC (5) ELISA (1)
Isotype:	IgG (5)
Conjugation:	FITC (1) APC (1) PE (1) Non-conjugated (1) PerCP (1)

Cat. No.	Compare	Product Name	Application	Reactivity	Image

HY-P89472

	*Normal Guinea pig* IgG Isotype Control Antibody**	WB, IHC-P, IHC-F, IF-Tissue, FC, ICC/IF, ELISA	species independent
	Normal Guinea pig IgG Isotype Control Antibody is a Non-conjugated and Guinea pig origined monoclonal antibody, It can be used as an Guinea pig IgG isotype control.

HY-P89473

	*Normal Guinea pig* IgG Isotype Control Antibody (APC)**	WB, IF-Tissue, FC, ICC/IF	species independent
	Normal Guinea pig IgG Isotype Control Antibody (APC) is a APC conjugated and Guinea pig origined monoclonal antibody, It can be used as an Guinea pig IgG isotype control.

HY-P89474

	*Normal Guinea pig* IgG Isotype Control Antibody (FITC)**	WB, IF-Tissue, FC, ICC/IF	species independent
	Normal Guinea pig IgG Isotype Control Antibody (FITC) is a FITC conjugated and Guinea pig origined monoclonal antibody, It can be used as an Guinea pig IgG isotype control.

HY-P89475

	*Normal Guinea pig* IgG Isotype Control Antibody (PE)**	WB, IF-Tissue, FC, ICC/IF	species independent
	Normal Guinea pig IgG Isotype Control Antibody (PE) is a PE conjugated and Guinea pig origined monoclonal antibody, It can be used as an Guinea pig IgG isotype control.

HY-P89476

	*Normal Guinea pig* IgG Isotype Control Antibody (PerCP)**	WB, IF-Tissue, FC, ICC/IF	species independent
	Normal Guinea pig IgG Isotype Control Antibody (PerCP) is a PerCP conjugated and Guinea pig origined monoclonal antibody, It can be used as an Guinea pig IgG isotype control.

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Cat. No.	Product Name		Classification

HY-120329

Lu 26-046		Alkynes
Lu 26-046 is the agonist for muscarinic M1 receptor and M2 receptor and a weak antagonist for M3 receptor, with K_i of 0.51, 26 and 5 nM, respectively. Lu 26-046 exhibits specific stimulus property, that can be recognized by rats .

Cat. No.	Product Name		Classification

HY-137243

Adenosine 3',5'-diphosphate disodium		Nucleotide Analogs Adenine Nucleotide
Adenosine 3',5'-diphosphate disodium is an endogenous purine nucleotide. Adenosine 3',5'-diphosphate disodium acts as an inhibitor of bovine adrenal estrogen sulfotransferase (EST) with a K_i value of 7.0 μM. It also serves as an indispensable specific cofactor for the pregnenolone-binding protein (PBP) steroid-binding complex, with an EC₅₀ value of 1.5 μM in guinea pigs .

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