NO Synthase Inhibitor

Hydralazine (hydrochloride) (Standard) is the analytical standard of Hydralazine (hydrochloride). This product is intended for research and analytical applications. Hydralazine hydrochloride is an orally active, blood-brain barrier-permeable DNA methyltransferase inhibitor with vasodilatory, arterial smooth muscle relaxant and hypotensive activities. Hydralazine hydrochloride reactivates silenced tumor suppressor genes via mediating DNA demethylation, while exerting neuroprotective and anti-inflammatory properties. Hydralazine hydrochloride inhibits NOS-2 (iNOS) and COX-2, and reduces the production of NO and PGE_E2; meanwhile, Hydralazine hydrochloride scavenges reactive oxygen species and inhibits macrophage activation. Hydralazine hydrochloride alleviates motor dysfunction, neuropathic inflammatory pain, and formalin-induced somatic and emotional pain responses. In addition, Hydralazine hydrochloride directly induces DNA strand breaks and sister chromatid exchange, exhibiting certain mutagenic characteristics. Hydralazine hydrochloride has been widely used in studies on hypertension, various cancers (such as cervical cancer, leukemia), spinal cord injury and the mechanisms of inflammatory pain.

7-Acetoxycoumarin (Acetylumbelliferone) is an anti-inflammatory inhibitor with antibacterial and amoebicidal activities. 7-Acetoxycoumarin reduces the phosphorylation levels of ERK, JNK, NF-κB and p38 MAPK. 7-Acetoxycoumarin downregulates the protein and mRNA expression levels of iNOS and COX-2. 7-Acetoxycoumarin inhibits the production of IL-1β, IL-6, TNF-α, NO and PG₂. 7-Acetoxycoumarin reduces the degradation of IκBα. 7-Acetoxycoumarin can be used in studies related to amoebiasis and Bacillus lentus infection.

RA839 (Standard) is the analytical standard of RA839 (HY-110275). This product is intended for research and analytical applications. RA839 is a selective Nrf2/ARE pathway agonist and non-covalent small molecule binder of Keap1 (K_d is approximately 6 μM). RA839 prevents inducible nitric oxide synthase expression and nitric oxide release. RA839 exerts anti-rotaviral and anti-inflammatory effects.

Patrinoside aglucone (Compound 8) is an iridoid glucoside that can be isolated from the Valeriana tuberosa. Patrinoside aglucone has potent anticancer activity with G2/M phase tumor cell cycle arrest and apoptosis induction. Patrinoside aglucone also significantly inhibits the proliferation of cancer stem cells (such as MDA-MB-231 and U-251MG cells). Patrinoside aglucone has great anti-inflammatory activity by inhibiting NO release (IC₅₀: 43.44 μM) and significantly reduces the level of TNF-α, IL-1β, IL-6, PGE2 and COX-2.

BN80933 is a selective neuronal nitric oxide synthase (nNOS) inhibitor with a rat K_i of 0.92 μM. BN80933 inhibits lipid peroxidation, and blocks hypoxia-induced lactate dehydrogenase elevation and delayed 8-epiprostaglandin F₂α elevation. BN80933 can be used for the research of stroke, and traumatic brain injury.

Pinoresinol dimethyl ether (Standard) is the analytical standard of Pinoresinol dimethyl ether (HY-N2180). This product is intended for research and analytical applications. Pinoresinol dimethyl ether ((+)-Eudesmin) is a non-phenolic furanoid lignin. Pinoresinol dimethyl ether can be isolated from Magnolia biondii. Pinoresinol dimethyl ether activates MAPK, PKC, and PKA upstream pathways and inhibits NO levels. Pinoresinol dimethyl ether has neuroprotective activity.

Nitric oxide production-IN-2 (compound 39) is an inhibitor of nitric oxide (NO) production. Nitric oxide production-IN-2 inhibits LPS (HY-D1056)-induced nitric oxide production in RAW 264.7 cells, and it can be used in studies related to inflammation and nitric oxide production.

AMT (hydrochloride) (Standard) is the analytical standard of AMT (hydrochloride). This product is intended for research and analytical applications. AMT hydrochloride is a selective inhibitor of inducible NOS (iNOS) with Ki of 4.2 nM.

Harpagoside (Standard) is the analytical standard of Harpagoside. This product is intended for research and analytical applications. Harpagoside can be obtained by Harpagophytum procumbens, which has anti-inflammatory, anti-cancer, protective activity, and efficacy. Harpagoside has an inhibitory effect on COX-1 and COX-2 active, and suppresses NO production. Harpagoside inhibits HepG2 cell lipid polysaccharide, which is a protein that is expressed horizontally and selectively, and has anti-inflammatory and latent pain effects. Harpagoside has the ability to protect the body, and has a degenerative effect on the β-oxidation (Aβ).

Methylophiopogonone A (Standard) is the analytical standard of Methylophiopogonone A (HY-N2441). This product is intended for research and analytical applications. Methylophiopogonone A is a homoisoflavonoid compound found in the tuberous roots of Ophiopogon japonicus. Methylophiopogonone A inhibits lipopolysaccharide-induced NO production in mouse microglia with an IC₅₀ of 19.2 μM. Methylophiopogonone A blocks the proliferation of LX-2 hepatic stellate cells and downregulates TGF-β1-induced expressions of type I collagen and α-SMA. Methylophiopogonone A blocks RELA/EGFR-mediated hepatic stellate cell activation, inhibits the MAPK12 pathway to reduce extracellular matrix accumulation, and simultaneously suppresses inflammatory signal transduction. Methylophiopogonone A can be used in studies related to chronic hepatitis B-associated hepatic fibrosis and neuroinflammation.

CGP-43182 is a secretory phospholipase A2 group II (sPLA2) inhibitor with an IC₅₀ of 2.8 μM. CGP-43182 binds to the active site of the enzyme, blocks IL1β-stimulated gene expression and NFκB activation, and inhibits the production of prostaglandin and nitric oxide (NO). CGP-43182 exhibits anti-inflammatory activity in multiple inflammatory models and can be used for studies on adjuvant arthritis, carrageenan-induced edema, pertussis pleurisy, and glomerular inflammatory responses.

Tristin is a PTP1B inhibitor (IC₅₀=21.2 μM) with antioxidant and antifungal activities. Tristin inhibits lipid peroxidation and NO production in LPS-stimulated macrophages, and also exhibits activity against a variety of phytopathogenic fungi. Tristin is also able to inhibit cancer cell proliferation. Tristin can be used in the research of diseases associated with phytopathogenic fungal infection, leukemia, type 2 diabetes and inflammatory responses.

L-NMMA (Tilarginine) acetate (Standard) is the analytical standard of L-NMMA acetate (HY-18732A). This product is intended for research and analytical applications. L-NMMA (Tilarginine) acetate is a non-selective and competitive inhibitor of nitric oxide synthase. L-NMMA acetate inhibits three subtypes, namely nNOS, eNOS, and iNOS, and reduces NO production. L-NMMA acetate alleviates mechanical allodynia, thermal hyperalgesia, and choroidal fibrosis. L-NMMA acetate is applicable to research related to nociception, bone cancer pain, and myopia.

Phenyl β-D-glucopyranoside (Standard) is the analytical standard of Phenyl β-D-glucopyranoside (HY-W011849). This product is intended for research and analytical applications. Phenyl β-D-glucopyranoside is a component isolated from Phellodendron amurense, which has anti-inflammatory and anti-tumor activities. Phenyl β-D-glucopyranoside inhibits nitric oxide (NO) production, and the expression of iNOS and COX-2. Phenyl β-D-glucopyranoside also inhibits the nuclear translocation of NF-κB. Phenyl β-D-glucopyranoside inhibits the expression of pro-inflammatory cytokines and related genes.

Anti-Mouse Delta-like protein 4/DLL4 Antibody (HMD4-2) is an anti-mouse Delta-like protein 4/DLL4 IgG monoclonal antibody. Anti-Mouse Delta-like protein 4/DLL4 Antibody (HMD4-2) can reduce angiogenesis and density by blocking the DLL4-Notch signaling pathway. Anti-Mouse Delta-like protein 4/DLL4 Antibody (HMD4-2) reduces inflammatory response by decreasing NF-κB activity and pro-inflammatory factors (IL-1β, iNOS, IL-6) levels. Anti-Mouse Delta-like protein 4/DLL4 Antibody (HMD4-2) can inhibit Th17 cell differentiation and IL-17A production. Anti-Mouse Delta-like protein 4/DLL4 Antibody (HMD4-2) can reduce macrophage infiltration and alleviate insulin resistance. Anti-Mouse Delta-like protein 4/DLL4 Antibody (HMD4-2) can be used for researches on inflammation, metabolic conditions and cancer such as atherosclerosis, pancreatic cancer and asthma.

Methyl 5-hydroxypyridine-2-carboxylate (Standard) is the analytical standard of Methyl 5-hydroxypyridine-2-carboxylate (HY-W005963). This product is intended for research and analytical applications. Methyl 5-hydroxypyridine-2-carboxylate is a phenolic acid that can found in the stems of Mahonia fortune. Methyl 5-hydroxypyridine-2-carboxylate exhibits NO inhibitory effects in vitro.

Lubiprostone-d₇ (RU-0211-d7) is the deuterium labeled Lubiprostone. Lubiprostone (SPI-0211) increases intestinal fluid secretion through generation of CIC-2/CFTR and activation of cAMP signaling pathway. Lubiprostone inhibits myeloperoxidase (MPO) activity, downregulates Indomethacin (HY-14397)-induced iNOS and TNFα expression. Lubiprostone can be used for chronic constipation research.

O-Methylbulbocapnine is an aporphine alkaloid that acts as an inhibitor of LPS-induced inflammatory signaling and a dopamine D1R antagonist. O-Methylbulbocapnine inhibits LPS-induced phosphorylation of p38, ERK1/2, c-Jun, NF-κB p65 at Ser536, and Akt, decreases MyD88 protein levels, and reduces NF-κB nuclear translocation and DNA-binding activity. O-Methylbulbocapnine inhibits LPS-induced production of IL-6, TNF-α, PGE₂, and NO, and decreases COX-2 and iNOS expression. O-Methylbulbocapnine can be used for research on Alzheimer's disease, cervical cancer, breast cancer, and malaria.

ARL 17477 (Standard) is the analytical standard of ARL 17477 (HY-107720). This product is intended for research and analytical applications. ARL-17477 is a dual inhibitor of NOS1and the autophagy-lysosomal system with anticancer activity and can inhibit tumor growth in KRAS-mutated cancers.

Saquinavir-¹³C₆ (Ro 31-8959-¹³C₆) is ¹³C labeled Saquinavir (HY-17007). Saquinavir (Ro 31-8959) is an orally active HIV protease inhibitor that can be used in the research of AIDS. Saquinavir also has anti-inflammatory activity and can induce apoptosis of human red blood cells.