2. Signaling Pathways
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  4. Reference Standards

Reference Standards

Material, sufficiently homogeneous and stable with respect to one or more specified properties, and the uses include the calibration of a measurement system, assessment of a measurement procedure, assigning values to other materials, and quality control and so on.

Reference Standards Related Products (10970):

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-W015883R
    Fumaric acid (Standard)
    Fumaric acid (Standard) is the analytical standard of Fumaric acid. This product is intended for research and analytical applications. Fumaric acid is an unsaturated dicarbonic acid, an intermediate product of the citric acid cycle that provides intracellular energy in the form of ATP. Fumaric acid exerts anti-inflammatory effects by inhibiting the NF-κB signaling pathway dependent on p38 MAPK. Fumaric acid can be used in the study of pregnancy-induced hypertension.
    Fumaric acid (Standard)
  • HY-40135R
    L-Hydroxyproline (Standard)
    L-Hydroxyproline (Standard) is the analytical standard of L-Hydroxyproline. This product is intended for research and analytical applications. L-Hydroxyproline, one of the hydroxyproline (Hyp) isomers, is a useful chiral building block in the production of many pharmaceuticals.
    L-Hydroxyproline (Standard)
  • HY-N0411R
    β-Carotene (Standard)
    β-Carotene (Standard) is the analytical standard of β-Carotene. This product is intended for research and analytical applications. β-Carotene (Provitamin A), a carotenoid compound, is a naturally-occurring vitamin A precursor. β-Carotene is a modulator of reactive oxygen species (ROS), with antioxidant and antiinflammatory activities. β-Carotene may serve as an antioxidant or as a prooxidant, depending on its intrinsic properties as well as on the redox potential of the biological environment in which it acts. β-Carotene induces breast cancer cells apoptosis, with anticancer activities.
    β-Carotene (Standard)
  • HY-13605R
    Cytarabine (Standard)
    Cytarabine (Standard) is the analytical standard of Cytarabine. This product is intended for research and analytical applications. Cytarabine, a nucleoside analog, causes S phase cell cycle arrest and inhibits DNA polymerase. Cytarabine inhibits DNA synthesis with an IC50 of 16 nM. Cytarabine has antiviral effects against HSV. Cytarabine shows anti-orthopoxvirus activity.
    Cytarabine (Standard)
  • HY-10999R
    Trametinib (Standard)
    Trametinib (Standard) is the analytical standard of Trametinib. This product is intended for research and analytical applications. Trametinib (GSK1120212; JTP-74057) is an orally active MEK inhibitor that inhibits MEK1 and MEK2 with IC50s of about 2 nM. Trametinib activates autophagy and induces apoptosis.
    Trametinib (Standard)
  • HY-N0394R
    L-Cystine (Standard)
    L-Cystine (Standard) is the analytical standard of L-Cystine. This product is intended for research and analytical applications. L-Cystine, the extracellular form of L-Cysteine (HY-Y0337), is a nutritionally dispensable semiessential sulfur-containing amino acid, occurring in proteins of plants and animals. L-Cystine induces Nrf2 protein elevation in a Keap1 (HY-P75897)-dependent manner and activates Nrf2 transcription factor. L-cystine can elicit cytoprotection by reducing ROS generation and protecting against oxidant- or doxorubicin-induced apoptosis. The reduced reabsorption of L-Cystine in renal tubules and its poor solubility in urine are the important causes of cystine precipitation and cystine crystal formation eventually leading to kidney stones. L-Cystine combined with L-theanine (HY-15121) enhances the production of antigen-specific IgG by increasing glutathione (GSH) levels and T helper 2 (Th2) mediated responses in mice. L-Cystine is promising for research of cystinuria and cystinosis
    L-Cystine (Standard)
  • HY-B1449R
    Uridine (Standard)
    Uridine (Standard) is the analytical standard of Uridine. This product is intended for research and analytical applications.
    Uridine (Standard)
  • HY-113046R
    5-Methyltetrahydrofolic acid (Standard)
    Alisol C 23-acetate (Standard) is the analytical standard of Alisol C 23-acetate. This product is intended for research and analytical applications. Alisol C 23-acetate is a natural product extracted from Alisma orientale, which can significantly reduce delayed-type hypersensitivity reactions.
    5-Methyltetrahydrofolic acid (Standard)
  • HY-76082R
    L-Pyroglutamic acid (Standard)
    L-Pyroglutamic acid (Standard) is the analytical standard of L-Pyroglutamic acid (HY-76082). This product is intended for research and analytical applications. L-Pyroglutamic acid is the levo-isomer of Pyroglutamic acid. L-Pyroglutamic acid is the biologically active enantiomer in humans. Pyroglutamic acid is an intermediate in glutathione metabolism. L-Pyroglutamic acid standard can be used as a biomarker for systemic lupus erythematosus (SLE).
    L-Pyroglutamic acid (Standard)
  • HY-17393R
    Carboplatin (Standard)
    Carboplatin (Standard) is the analytical standard of Carboplatin. This product is intended for research and analytical applications. Carboplatin (NSC 241240) is a DNA synthesis inhibitor which binds to DNA, inhibits replication and transcription and induces cell death. Carboplatin (NSC 241240) is a derivative of CDDP and a potent anti-cancer agent.
    Carboplatin (Standard)
  • HY-N6612R
    D-Glucuronic acid (Standard)
    D-Glucuronic acid (Standard) is the analytical standard of D-Glucuronic acid. This product is intended for research and analytical applications. D-Glucuronic acid is a major component of many anti-inflammatory proteoglycans, which can promote embryonic development and inhibit cell aggregation. After being metabolized into ethyl glucuronide (HY-113093), D-Glucuronic acid activates Toll-like receptor 4 (TLR4), causing pain. D-Glucuronic acid and its derivative glucurono-lactone can serve as liver detoxifiers for human health prevention, and its derivatives also possess anti-tumor activity.
    D-Glucuronic acid (Standard)
  • HY-W012722R
    4-Methyl-2-oxopentanoic acid (Standard)
    4-Methyl-2-oxopentanoic acid (Standard) is the analytical standard of 4-Methyl-2-oxopentanoic acid. This product is intended for research and analytical applications. 4-Methyl-2-oxopentanoic acid (α-Ketoisocaproic acid), an abnormal metabolite, is both a neurotoxin and a metabotoxin.
    4-Methyl-2-oxopentanoic acid (Standard)
  • HY-I0400R
    N-Acetylneuraminic acid (Standard)
    N-Acetylneuraminic acid (Standard) is the analytical standard of N-Acetylneuraminic acid. This product is intended for research and analytical applications. N-Acetylneuraminic acid (NANA; Lactaminic acid), a nonphenolic structure, is the predominant form of sialic from Collocalia esculenta. N-Acetylneuraminic acid plays a biological role in myocardial injury, melanoma and viral or bacterial infection. N-Acetylneuraminic acid inhibits melanogenesis by reducing tyrosinase activity and triggers myocardial injury in vitro and in vivo by activation of the Rho/Rho-associated signaling pathway through binding to RhoA and Cdc42. N-Acetylneuraminic acid may prevent high fat diet (HFD)-induced inflammation and oxidative stress, thereby prevents hyperlipidemia-associated inflammation and oxidative stress. N-Acetylneuraminic acid is promising for research in the field of melanoma, coronary artery, obesity-related diseases and hyperlipidemia.
    N-Acetylneuraminic acid (Standard)
  • HY-B0218R
    Orlistat (Standard)
    Orlistat (Standard) is the analytical standard of Orlistat. This product is intended for research and analytical applications. Orlistat (Tetrahydrolipstatin) is a well-known irreversible inhibitor of pancreatic and gastric lipases. Orlistat is also an inhibitor of fatty acid synthase (FASN), is used orally for long-term research of obesity. Anti-atherosclerotic effect.
    Orlistat (Standard)
  • HY-B1370R
    Hydroxychloroquine sulfate (Standard)
    Hydroxychloroquine (sulfate) (Standard) is the analytical standard of Hydroxychloroquine (sulfate). This product is intended for research and analytical applications. Hydroxychloroquine sulfate (HCQ sulfate) is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine sulfate is efficiently inhibits SARS-CoV-2 infection in vitro.
    Hydroxychloroquine sulfate (Standard)
  • HY-10585R
    Valproic acid (Standard)
    Valproic acid (Dipropylacetic Acid) (Standard) is an analytical standard for valproic acid. This product is intended for research and analytical applications. Valproic acid is an orally active HDAC inhibitor (IC50=0.5-2 mM), inhibits the activity of HDAC1 (IC50=400 μM), and induces the degradation of HDAC2. Valproic acid activates Notch1 signaling and inhibits the proliferation of small cell lung cancer (SCLC) cells. Valproic acid is used in the study of epilepsy, bipolar disorder, metabolic diseases, HIV infection, and migraine.
    Valproic acid (Standard)
  • HY-N0172R
    Caffeic acid (Standard)
    Caffeic acid (Standard) is the analytical standard of Caffeic acid. This product is intended for research and analytical applications. Caffeic acid is an inhibitor of both TRPV1 ion channel and 5-Lipoxygenase (5-LO).
    Caffeic acid (Standard)
  • HY-10820R
    Pemetrexed (Standard)
    Pemetrexed (Standard) is the analytical standard of Pemetrexed. This product is intended for research and analytical applications. Pemetrexed (LY231514) is an antifolate, the Ki values of the pentaglutamate of Pemetrexed (LY231514) are 1.3, 7.2, and 65 nM for inhibits thymidylate synthase (TS), dihydrofolate reductase (DHFR), and glycinamide ribonucleotide formyltransferase (GARFT), respectively.
    Pemetrexed (Standard)
  • HY-B1337R
    Choline chloride (Standard)
    Choline (chloride) (Standard) is the analytical standard of Choline (chloride). This product is intended for research and analytical applications. Choline chloride is an essential nutrient that activates alpha7 nicotinic receptors and has analgesic and anti-inflammatory activity. Glycerophosphoinositol choline can affect diseases such as liver disease, atherosclerosis and neurological disorders.
    Choline chloride (Standard)
  • HY-A0070R
    Liothyronine sodium (Standard)
    Liothyronine (sodium) (Standard) is the analytical standard of Liothyronine (sodium). This product is intended for research and analytical applications. Liothyronine sodium is an active form of thyroid hormone. Liothyronine sodium is a potent thyroid hormone receptors TRα and TRβ agonist with Kis of 2.33 nM for hTRα and hTRβ, respectively.
    Liothyronine sodium (Standard)