319 Results for "

DPPH

" in MedChemExpress (MCE) Product Catalog:
Products (319)

319 Results for "DPPH" in MCE Product Catalog:

Cat. No.: HY-Y0075R
CAS No.: 66-99-9
2-Naphthaldehyde (Standard) is the analytical standard of 2-Naphthaldehyde (HY-Y0075). This product is intended for research and analytical applications. 2-Naphthaldehyde is a naphthalene-based bi-aromatic aldehyde compound. 2-Naphthaldehyde scavenges DPPH and ABTS + free radicals, and exerts reductive effects by donating hydrogen atoms to terminate free radical chain reactions. 2-Naphthaldehyde inhibits the growth and proliferation of colon cancer cells. 2-Naphthaldehyde serves as a substrate for NAD +-dependent salicylaldehyde dehydrogenase from Pseudomonas strain C6 and is catalytically oxidized to 2-naphthoic acid. 2-Naphthaldehyde acts as a precursor material for the chemical synthesis of antioxidant Schiff bases .
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Cat. No.: HY-119979
CAS No.: 501-26-8
Purity:  98.02%
Synonyms: Cardanol C15:1
Cardanol monoene (Cardanol C15:1) is a phenolic compound which can be found in cashew nut shell liquid. Cardanol monoene can inhibit cancer cells proliferation, migration, cause S phase arrest, induce apoptosis, ROS production and mitochondrial depolarization. Cardanol monoene downregulates MMP-2, MMP-9, cyclinA1 expression, regulates CDK2, p53, Bax, cytochrome c, cleaved caspase-3, cleaved PARP, Apaf-1 expression and Bax/Bcl-2 ratio. Cardanol monoene shows weak DPPH radical scavenging activity and AChE inhibition activity. Cardanol monoene is lethal to Artemia salina nauplii. Cardanol monoene. Cardanol monoene can be used for the research of cancer, infection and inflamation .
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Cat. No.: HY-174399
AChE/BChE-IN-27 is a blood-brain barrier-permeable mixed inhibitor (Pe = 4.12) of AChE and BChE, with IC50 values of 3.72 μM and 9.65 μM, respectively. AChE/BChE-IN-27 has potent antioxidant activity with an IC50 value of 6.32 μM in the DPPH (HY-112053) assay and also exhibits potent in vitro antioxidant activity. AChE/BChE-IN-27 exhibits metal chelating properties. AChE/BChE-IN-27 has neuroprotective potential against oxidative stress. AChE/BChE-IN-27 significantly reduces intracellular reactive oxygen species (ROS). In in vivo experiments, AChE/BChE-IN-27 effectively restored AChE and BChE levels, improved cognition, and can be used for Alzheimer's disease (AD) .
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Cat. No.: HY-W101673R
CAS No.: 2416-95-7
Research Areas:  

Others

Dipropofol (Standard) is the analytical standard of Dipropofol. This product is intended for research and analytical applications. Dipropofol is a dimeric derivative of Propofol (HY-B0649) with antioxidant and antibacterial activities. Dipropofol terminates free radical chain reactions, scavenges DPPH free radicals and inhibits lipid peroxidation. Dipropofol protects cells from death induced by glutamate, Aβ(25-35) and buthionine sulfoximine, and increases the survival rate of mice exposed to oxygen. Dipropofol selectively activates tonic GABAA currents, hyperpolarizes resting membrane potential, reduces action potential firing, and alleviates the severity of seizures induced by Kainic acid. Dipropofol can be used in the research of Gram-positive bacterial infections, Alzheimer's disease, cerebral ischemia-related neuronal injury, oxygen toxicity and temporal lobe epilepsy .
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Cat. No.: HY-W207699
CAS No.: 27052-20-6
MAO-B-IN-46 (Compound 16) is a selective hMAO-B inhibitor (IC50: 26.8 nM), with weak activity against hMAO-A (IC50: 7.2054 μM). MAO-B-IN-46 (Compound 8) also acts as an α-amylase inhibitor (IC50: 19.46 μM). MAO-B-IN-46 exhibits certain neuroprotective effects and shows no significant toxicity to human gingival fibroblasts and SH-SY5Y cells. Additionally, MAO-B-IN-46 can scavenge DPPH and ABTS free radicals, with IC50 values of 17.86 μM and 17.71 μM, respectively. MAO-B-IN-46 can be used in the research of neurodegenerative diseases such as Parkinson's disease, diabetes, and diseases related to oxidative stress resistance .
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Cat. No.: HY-127167
CAS No.: 4143-64-0
Purity:  98.61%
3',4'-Dihydroxyflavone is an orally active antioxidant. 3',4'-Dihydroxyflavone inhibits the NF-κB, JAK1/STAT1, AP-1, IRF3, and MAPK/MEK/ERK pathways, while activating Nrf2 and reducing Keap1, thereby exerting anti-inflammatory and antioxidant effects. 3',4'-Dihydroxyflavone inhibits NO, PGE2, pro-inflammatory cytokines, and ROS production, upregulates GSH, and activates KATP channels, adenosine A3 receptors, and GABAA receptors. 3',4'-Dihydroxyflavone inhibits PPARγ expression and adipogenic differentiation, induces osteogenic differentiation; it also inhibits 5-lipoxygenase and xanthine oxidase, weakly inhibits PARP1, and scavenges DPPH and superoxide radicals. 3',4'-Dihydroxyflavone can be used for research on peripheral nerve injury, septic shock, obesity, influenza A virus infection, infertility, and diabetic complications .
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Cat. No.: HY-B0377A
CAS No.: 125193-62-6
Synonyms: MK-208 hydrochloride
Famotidine hydrochloride (MK-208 hydrochloride) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine hydrochloride inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine hydrochloride scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine hydrochloride crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine hydrochloride reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine hydrochloride can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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Cat. No.: HY-N1353R
CAS No.: 569-92-6
Rhamnocitrin (Standard) is the analytical standard of Rhamnocitrin. This product is intended for research and analytical applications. Rhamnocitrin is an anti-inflammatory and antioxidant agent that targets STIM-1, NFATc3 and MAPK pathways and can scavenge DPPH (IC50=28.38 mM). Rhamnocitrin selectively inhibits oxidative stress and inflammatory responses in vascular endothelial cells and neurons. Rhamnocitrin up-regulates miR-185 to inhibit STIM-1-mediated store-operated calcium entry (SOCE), thereby blocking NFATc3 nuclear translocation and downstream inflammatory factor expression, while inducing heme oxygenase HO-1 expression and regulating the ERK/p38 MAPK pathway, inhibiting antioxidant and pro-inflammatory cytokines (such as IL-6, IL-8) and adhesion molecules (such as ICAM-1, VCAM-1). Rhamnocitrin can be used in the study of endothelial-related inflammatory diseases (such as sepsis, acute lung injury, atherosclerosis) and neuroprotection (such as oxidative damage of PC12 cells) .
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Cat. No.: HY-175862
CAS No.: 2135481-84-2
ALR2-IN-9 is a potent ALR2 inhibitor (IC50 = 21.8 nM) with excellent antioxidant activity (EC50 for DPPH radical scavenging = 2.8 μM). ALR2-IN-9 interacts directly with Reactive Oxygen Species (ROS)/Reactive Nitrogen Species (RNS) and interrupts the free radical chain reactions, and as an endogenous enzymatic antioxidant regulator, which regulates enzyme functions of CAT and SOD. ALR2-IN-9 regulates PI3K/Akt/Nrf2 pathway to attenuate hyperglycemia-mediated mitochondrial superoxide overproduction in vitro, and ameliorates CuSO4- and H2O2-induced oxidative stress in vivo. ALR2-IN-9 prolongs lifespan of C. elegans via the regulation of stress response genes such as PMK-1. ALR2-IN-9 is a promising anti-aging drug candidate. ALR2-IN-9 can be used for diabetic complication research .
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Cat. No.: HY-B0377G
CAS No.: 76824-35-6
Synonyms: MK-208 (GMP)
Famotidine GMP (MK-208 GMP) is Famotidine (HY-B0377) produced in GMP guideline. Famotidine is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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Cat. No.: HY-FLB0377
CAS No.: 76824-35-6
Synonyms: MK-208 solution
Famotidine solution is mainly composed of Famotidine (HY-B0377). Famotidine (MK-208) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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Cat. No.: HY-N0448R
CAS No.: 23513-15-7
10-Gingerol (Standard) is the analytical standard of 10-Gingerol (HY-N0448). This product is intended for research and analytical applications. 10-Gingerol is an AMPK agonist, which is found in the ginger oleoresin from fresh rhizome with anti-inflammatory, antioxidant and anti-proliferative activities. 10-Gingerol suppresses neointimal hyperplasia and inhibits vascular smooth muscle cell proliferation. 10-Gingerol exhibits substantial scavenging activities with an IC50 value of 10.47 μM against DPPH radical, an IC50 value of 1.68 μM against superoxide radical and an IC50 value of 1.35 μM against hydroxyl radical. 10-Gingerol inhibits the proliferation of MDA-MB-231 tumor cell line with an IC50 of 12.1 μM. 10-Gingerol suppresses the proliferation, migration, invasion, and induced apoptosis through targeting the PI3K/Akt signaling pathway in MDA-MB-231/IR cells. 10-Gingerol is promising for research of ulcerative colitis .
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Cat. No.: HY-B0377R
CAS No.: 76824-35-6
Synonyms: MK-208 (Standard)
Famotidine (Standard) (MK-208 (Standard)) is the analytical standard of Famotidine (HY-B0377). This product is intended for research and analytical applications. Famotidine (MK-208) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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Cat. No.: HY-B0377S1
Synonyms: MK-208-13C
Famotidine- 13C (MK-208- 13C) is the 13C-labeled Famotidine (HY-B0377). Famotidine (MK-208) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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Cat. No.: HY-N0448A
CAS No.: 107257-18-1
(±)-10-Gingerol is the racemic form of 10-Gingerol (HY-N0448). 10-Gingerol is an AMPK agonist, which is found in the ginger oleoresin from fresh rhizome with anti-inflammatory, antioxidant and anti-proliferative activities. 10-Gingerol suppresses neointimal hyperplasia and inhibits vascular smooth muscle cell proliferation. 10-Gingerol exhibits substantial scavenging activities with an IC50 value of 10.47 μM against DPPH radical, an IC50 value of 1.68 μM against superoxide radical and an IC50 value of 1.35 μM against hydroxyl radical. 10-Gingerol inhibits the proliferation of MDA-MB-231 tumor cell line with an IC50 of 12.1 μM. 10-Gingerol suppresses the proliferation, migration, invasion, and induced apoptosis through targeting the PI3K/Akt signaling pathway in MDA-MB-231/IR cells. 10-Gingerol can be used in research on various common cancers such as ovarian cancer and colon cancer, as well as colitis and neurodegenerative diseases .
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Cat. No.: HY-W707517
CAS No.: 2707433-64-3
Synonyms: MK-208-d4
Famotidine-d4 (MK-208-d4) is the deuterated-labeled Famotidine (HY-B0377). Famotidine (MK-208) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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Cat. No.: HY-W777002
CAS No.: 1185241-48-8
Synonyms: MK-208-13C3
Famotidine- 13C3 (MK-208- 13C3) is the 13C3-labeled Famotidine (HY-B0377). Famotidine (MK-208) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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Cat. No.: HY-181163
Caspase-3/7 activator 4 is a caspase-3 activator and caspase-7 activator. Caspase-3/7 activator 4 inhibits key enzymes in estrogen biosynthesis, including aromatase (IC50 = 38.3 nM) and steroid sulfatase (IC50 = 12.7 µM), and selectively suppresses COX-2 (IC50 = 5.38 µM). Caspase-3/7 activator 4 shows strong antioxidant activity (DPPH: IC50 = 16.26 µM). Caspase-3/7 activator 4 inhibits estrogen synthesis, suppresses estrogen availability, reduces prostaglandin production, increases caspase-3/7 expression, induces G0/G1 cell cycle arrest, induces apoptotic cell death, reduces circulating TNF-α and VEGFR-II levels, restores hepatorenal function markers and histoarchitecture, restores antioxidant defense enzyme activity, reduces lipid peroxidation, exerts antiproliferative activity against breast cancer cells, exerts antitumor activity in the Ehrlich ascites carcinoma models. Caspase-3/7 activator 4 can be used for the research of breast cancer, ehrlich ascites carcinoma .
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Cat. No.: HY-B0377S
CAS No.: 2744683-81-4
Synonyms: MK-208-13C,d3
Famotidine- 13C,d3 (MK-208- 13C,d3) is the deuterated, 13C-labeled Famotidine (HY-B0377). Famotidine (MK-208) is an orally active and highly selective histamine H2 receptor antagonist. It inhibits gastric acid secretion by blocking the Gs signaling pathway, and regulates intracellular cAMP and ERK pathways. Famotidine inhibits TLR3-mediated inflammatory pathways, and reduces the expression of various inflammatory mediators and interferon-related genes. Famotidine scavenges DPPH and nitric oxide free radicals, alleviates oxidative stress damage in gastric tissue, inhibits proMMP-9, improves vascular endothelial permeability, and restores the normal physiological functions of neutrophils and eosinophils. Famotidine crosses intestinal epithelial cells via facilitated diffusion and passive diffusion, blocks paracellular cation transport, and increases intestinal transepithelial electrical resistance. Famotidine reduces serum levels of transaminases and alkaline phosphatase, exerts analgesic effects and gastric protective effects simultaneously. Famotidine can be used in studies related to COVID-19, liver injury and acute gastric ulcer .
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