Lipoxygenase Inhibitor

Oxphaman is a pea lipoxygenase inhibitor with an IC₅₀ of 140 nM against pea lipoxygenase. Oxphaman inhibits protamine sulfate-induced degranulation of rat peritoneal mast cells.

CGS 22745 is a selective and orally active 5-Lipoxygenase inhibitor. CGS 22745 blocks the conversion of Arachidonic acid (HY-109590) to 5-HETE (HY-113434B) and leukotrienes. CGS 22745 inhibits A23187-stimulated LTB₄ (HY-107608) formation in whole blood. CGS 22745 inhibits exudate formation and PMN accumulation in Carrageenan (HY-125474)-induced pleurisy. CGS 22745 can be used for research on inflammatory diseases.

BF389 (Biofor 389) is an orally active anti-inflammatory and analesis agent. BF389 is also an inhibitor of cyclooxygenase and 5-lipoxygenase, with IC₅₀s of 4 and 8 ug/mL for COX-1 and COX-2 respectively. BF389 can be used for arthritis research.

A63162 is a specific 5-lipoxygenase (5-LOX) inhibitor. A63162 inhibits mitogen (PHA)-induced horse mononuclear cell (BMC) proliferation and inhibits Calcimycin (HY-N6687)-induced leukotriene LTB4 synthesis at the same concentration. A63162 can be used in the study of chronic obstructive pulmonary disease, arthritis and inflammatory bowel disease.

KME-4 is an orally active dual inhibitor of 5-lipoxygenase (5-lipoxygenase) and cyclooxygenase (cyclooxygenase). KME-4 inhibits 5-lipoxygenase in the cytosol of guinea pig polymorphonuclear leukocytes (PMNL) and cyclooxygenase in rabbit platelets, with IC₅₀ values of 0.85 μM and 0.44 μM, respectively. KME-4 can be used in studies related to arachidonic acid metabolism, inflammatory responses, and arthritis.

Atreleuton-d₄ (ABT-761-d₄; VIA-2291-d₄) is deuterium-labeled Atreleuton (HY-117853).

11-Keto-beta-boswellic acid (Standard) is the analytical standard of 11-?Keto-?beta-?boswellic acid. This product is intended for research and analytical applications. 11-Keto-beta-boswellic acid (11-Keto-β-boswellic acid) is a pentacyclic triterpenic acid of the oleogum resin from the bark of the Boswellia serrate tree, popularly known as Indian Frankincense. 11-Keto-beta-boswellic acid has the anti-inflammatory activity is primarily due to inhibit 5-lipoxygenase (5-LOX) and subsequent leukotriene and nuclear factor-kappa B (NF-κB) activation and tumor necrosis factor alpha generation production.

h15-LOX-2 inhibitor 2 (Compound 10) is an inhibitor of h15-LOX, with IC₅₀ and K_i values of 26.9 μM and 16.4 μM, respectively.

Phenidone, an orally active dual inhibitor of cyclooxygenase (COX) and lipoxygenase (LOX), ameliorates rat paralysis in experimental autoimmune encephalomyelitis. Phenidone is a potent hypotensive agent in the spontaneously hypertensive rat. Phenidone is used as a photographic developer.

ML351 (Standard) is the analytical standard of ML351 (HY-111310). This product is intended for research and analytical applications. ML351 is a potent and highly specific 15-LOX-1 inhibitor with an IC₅₀ of 200 nM. ML351 shows excellent selectivity (>250-fold) versus the related isozymes, 5-LOX, platelet 12-LOX, 15-LOX-2, ovine COX-1, and human COX-2. ML351 prevents dysglycemia and reduces β-cell oxidative stress in nonobese diabetic mouse model of T1D.

Pectolinarigenin (Standard) is the analytical standard of Pectolinarigenin. This product is intended for research and analytical applications. Pectolinarigenin is an orally active dual inhibitor of COX-2/5-LOX with anti-inflammatory, antioxidant, antitumor and neuroprotective activities. Pectolinarigenin exerts neuroprotective and anti-inflammatory effects on astrocyte inflammation via the NFκB and MAPK pathways. Pectolinarigenin inhibits LPS-induced phosphorylation of ERK1/2, N-FκB and p38MAPK, directly inhibits the enzymatic activity or binding of COX-2, 5-LOX and HIF-1α, and reduces the level of XIAP. Pectolinarigenin modifies Keap1 to promote nuclear accumulation of Nrf2, induces ARE-mediated antioxidant enzyme expression, and possesses direct free radical scavenging activity. Pectolinarigenin reduces the release of NO, proinflammatory mediators and leukotrienes, and increases the level of IL-10. Pectolinarigenin induces G₂/M cell cycle arrest, apoptosis (Apoptosis) and autophagy (Autophagy) via the PI3K/AKT/mTOR signaling pathway. Pectolinarigenin reduces renal crystal deposition and inhibits melanin synthesis. Pectolinarigenin inhibits inflammation and alleviates allergy in mouse models of inflammation. Pectolinarigenin alleviates renal injury, inflammation and oxidative stress in mice by inhibiting HIF-1α activity. Pectolinarigenin can be used for the research of neurodegenerative diseases, inflammatory/allergic diseases, calcium oxalate nephrocalcinosis, gastric cancer, melasma, post-inflammatory diseases and chloasma.

L-651896 is a compound with anti-inflammatory and antiproliferative activities that inhibits 5-lipoxygenase and cyclooxygenase, thereby reducing the production of leukotrienes and prostaglandins. L-651896 can be used in the study of skin diseases and other inflammatory diseases.

PD 127443 is an inhibitor of 5-lipoxygenase and cyclooxygenase. PD 127443 has anti-inflammatory activity.

Picralinal (Picraline, 16-de(acetoxymethyl)-16-formyl-) is a Triterpenoids product that can be isolated from the whole plants of Scilla scilloides..

Tremulacin is a 5-LOX inhibitor. Tremulacin reduces the biosynthesis of LTB₄ and slow-reacting substances of anaphylaxis. Tremulacin alleviates carrageenan-induced paw edema in rats, croton oil-induced ear edema in mice, and acetic acid-induced writhing response in mice. Tremulacin inhibits TNF-α-stimulated ROS production and MMP-1 expression, and promotes collagen secretion in human dermal fibroblasts. Tremulacin is investigated for studies on inflammation-related diseases.

Masoprocol (Standard) is the analytical standard of Masoprocol. This product is intended for research and analytical applications. Masoprocol (meso-Nordihydroguaiaretic acid) is a potent and orally active lipoxygenase inhibitor. Masoprocol shows antihyperglycemic activity. Masoprocol decreases the glucose concentration and hepatic triglyceride in vivo. Masoprocol has the potential for the research of type II diabetes.

Docebenone (Standard) is the analytical standard of Docebenone. This product is intended for research and analytical applications. Docebenone (AA 861) is a potent, selective and orally active 5-LO (5-lipoxygenase) inhibitor.

1-Oleoyl-2-DHA-PC (1-Oleoyl-2-docosahexaenoyl-sn-glycero-3-phosphocholine) is a 5-lipoxygenase inhibitor with an ID₅₀ of 4.0 μM. It inhibits the conversion of arachidonic acid (HY-109590) to 5-HETE in a non-competitive manner and maintains membrane fluidity under high hydrostatic pressure through conformational disorder conferred by multiple cis double bonds. 1-Oleoyl-2-DHA-PC is used in lipoxygenase-related research and membrane biophysics studies.

LP117 is a novel and potent inhibitor of 5-Lipoxygenase (5-LO) product synthesis with an IC₅₀ of 1.1 μM.

Lagunamycin is a 5-lipoxygenase inhibitor isolated from the culture medium of Streptomyces sp. AA0310. Lagunamycin has a significant inhibitory activity against rat 5-lipoxygenase with an IC50 value of 6.08 μM. Lagunamycin can effectively inhibit 5-lipoxygenase without causing lipid peroxidation, indicating that it has an effective inhibitory effect without causing side effects.