Dimaprit dihydrochloride is a selective histamine H2 receptor agonist, it also inhibits nNOS with an IC50 of 49 μM. Dimaprit dihydrochloride can stimulate gastric acid secretion[1][2].
L-Arginine-13C6 ((S)-(+)-Arginine-13C6) hydrochloride is the 13C-labeled L-Arginine hydrochloride. L-Arginine hydrochloride ((S)-(+)-Arginine hydrochloride) is the nitrogen donor for synthesis of nitric oxide, a potent vasodilator that is deficient during times of sickle cell crisis.
Rubranol is an inhibitor of NO Synthase. Rubranol inhibits LPS-induced NO production in activated macrophages with 74% inhibition[1].
Buddlejasaponin IV (BS‐IV) exerts anti-inflammatory and cytotoxic effects against cancer cells[1].
Isomaculosidine is an alkaloid that can be isolated from D. dasycarpus. Isomaculosidine can inhibit nitric oxide (NO) production in lipopolysaccharide (LPS)-stimulated BV2 microglial cells[1].
ARL-17477 is a dual inhibitor of NOS1and the autophagy-lysosomal system with anticancer activity and can inhibit tumor growth in KRAS-mutated cancers[1].
Morachalcone A is a naturally-occurring aromatase inhibitor (IC50=4.6 mM). Morachalcone A is also a plants metabolite with potential anti-inflammatory and anticancer activity. Morachalcone A inhibits Lipopolysaccharide (HY-D1056)-induced nitric oxide production[1][2][3].
MR2938 is a potent AChE inhibitor, with an IC50 of 5.04 μM. MR2938 also suppresses NO production obviously (IC50 = 3.29 μM). MR2938 suppresses the neuroinflammation through blocking MAPK/JNK and NF-κB signaling pathways. MR2938 can be used for Alzheimer’s disease (AD) research[1].
hnNOS-IN-2 (compound 17) is a human neuronal nitric oxide synthase (hnNOS) inhibitor with good metabolic stability. hnNOS-IN-2 can be used for research in neurodegenerative diseases[1].
6-Biopterin (L-Biopterin), a pterin derivative, is a NO synthase cofactor.
L-Arginine-13C6,15N4,d7 ((S)-(+)-Arginine-13C6,15N4,d7) hydrochloride is the deuterium, 13C-, and 15-labeled L-Arginine hydrochloride. L-Arginine hydrochloride ((S)-(+)-Arginine hydrochloride) is the nitrogen donor for synthesis of nitric oxide, a potent vasodilator that is deficient during times of sickle cell crisis.
Schiarisanrin A (Kadsulignan J) is a lignan with inhibitory activity on NO production. Schiarisanrin A inhibits NO production in BV-2 cells with an IC50 of 9.6 μM[1].
S-Nitroso-N-acetyl-DL-penicillamine (SNAP) is a nitric oxide donor and acts as a stable inhibitor of platelet aggregation[1][2][3][4].
Ginsenoside Rb3 is extracted from steamed Panax notoginseng. Ginsenoside Rb3 exhibits inhibitory effect on TNFα-induced NF-κB transcriptional activity with an IC50 of 8.2 μM in 293T cell lines. Ginsenoside Rb3 also inhibits the induction of COX-2 and iNOS mRNA.
Chloranthalactone E (compound 6), a labdane diterpene, can be isolated from the aerial parts of Chloranthus serratus. Chloranthalactone E inhibits NO production in LPS-activated RAW 264.7 macrophages[1].
Palmitoylglycine, a novel endogenous lipid, acts as a modulator of calcium influx and nitric oxide production in sensory neurons. Palmitoylglycine induces transient influx of calcium followed by nitric oxide production via calcium-sensitive nitric-oxide synthase enzymes. Palmitoylglycine potently inhibits heat-evoked firing of nociceptive neurons in rat dorsal horn[1].
MSU-42011 is an orally active retinoid X receptor (RXR) agonist. MSU-42011 inhibits the expression of iNOS and p-ERK protein. MSU-42011 has immunomodulatory and antitumor activity. MSU-42011 can be used for cancer research[1].
Ciwujianoside C3, an orally active and brain penetrated compound, is isolated the leaves of Acanthopanax henryi Harms. Ciwujianoside C3 has anti-inflammatory effect and can reinforces object recognition memory[1][2].
S-MTC is a selective type I nitric oxide synthase (NOS) inhibitor.
Asymmetric dimethylarginine is an endogenous inhibitor of nitric oxide synthase (NOS), and functions as a marker of endothelial dysfunction in a number of pathological states.
Kadsulignan H (compound 13) is a lignan with inhibitory activity on NO production. Kadsulignan H inhibits NO production in BV-2 cells with an IC50 of 14.1 μM[1].
FeTPPS, a 5,10,15,20-tetrakis (4-sulfonatophenyl) porphyrin iron III chloride peroxynitrite decomposition catalyst, possessed evident neuroprotective effects in a experimental model of spinal cord damage[1]. FeTPPS acts as a peroxynitrite scavenger and anti-nitrating agent in vivo. FeTPPS reduces nitric oxide (NO) production and apoptosis process[2].
Anti-inflammatory agent 55 (compound 9j) is a derivative of Coixol and has anti-inflammatory activity. Anti-inflammatory agent 54 inhibits the NF-κB pathway and downregulates the expression of iNOS, TNF-α, IL-6 and IL-1β. Anti-inflammatory agent 54 inhibits LPS-induced nitric oxide (NO) production in RAW264.7 macrophages (IC50: 0.8 μM) and exerts in vivo anti-inflammatory activity in a mouse auricular edema model[1].
Bendazol is a hypotensive drug which can also enhance NO synthase activity in renal glomeruli and collecting tubules.
3',4'-Dihydroxyflavonol (DiOHF) is an effective antioxidant, which reduces superoxide and improves nitric oxide (NO) function in diabetic rat mesenteric arteries[1].
Physalin L inhibits LPS-induced NO production in macrophages with the average inhibitory rate of 70.97%. Anti-inflammatory activity[1].
9-Hydroxy-α-lapachone (α-Dihydrocaryopterone) is a natural phenol, exhibits potent inhibitory effects with an IC50 of 4.64 µM on LPS-induced NO production in RAW 264.7 cells[1].
Anhydronotoptol is a potent nitric oxide inhibitory coumarin. Anhydronotoptol inhibits NO production in RAW 264.7 cells induced by LPS with an IC50 value of 36.6 μM[1].
2-Iminobiotin (Guanidinobiotin) is a biotin (vitamin H or B7) analog. 2-Iminobiotin is a reversible nitric oxide synthases inhibitor with Kis of 21.8 and 37.5μM for murine iNOS and rat n-cNOS, respectively[1]. 2-Iminobiotin superimposes on hypothermia protects human neuronal cells from hypoxia-induced cell damage[2].