lipoxygenase

5-Lipoxygenase-In-1 (compound example 4.10) is a 5-Lipoxygenase inhibitor.

5-Lipoxygenase-IN-3 (Compound 14), with an IC50 of less than 1 μM, serves as an inhibitor of 5-Lipoxygenase. This compound is utilized in the research of inflammatory diseases, cancer, stroke, and Alzheimer's disease [1].

Lipoxygenase (LOX), a dioxygenase, plays a crucial role in biochemistry by catalyzing the transformation of polyunsaturated fatty acids, including linoleic and arachidonic acids, into their respective hydroperoxides [1].

15-Lipoxygenase Inhibitor 1 is a selective inhibitor of 15-lipoxygenase, with an IC50 of 18 μM. 4-MMPB (15-Lipoxygenase Inhibitor 1) has IC50s of 19.5 μM and 19.1 μM for soybean 15-lipoxygenase (SLO) and human 15-lipoxygenase-1 (15-LOX-1), respectively. 4-MMPB has potential for the research of prostate cancer.

2,5-Di-tert-butylhydroquinone (BHQ) is an effective and selective endoplasmic reticulum Ca2+-ATPase inhibitor.

Malotilate (Kantec) is a medicine used for the therapy of liver cirrhosis.

CBS-1114 HCl (N-Phenylbenzamidrazone hydrochloride) is a 5-lipoxygenase inhibitor and an anti-inflammatory compound in a good eye-permeable model.CBS-1114 HCl maintains and improves cardiac function, attenuates cardiac dysfunction, as well as reduces epicardial adipose tissue and/or pericardial adipose tissue in subjects with cardiovascular disease.

S-2474, an inhibitor of COX-2 and 5-lipoxygenase, has anti-inflammatory and neuroprotective activities and inhibits Abeta (25 - 35) and Abeta (1 - 40) induced cell death.

ER-34122, a novel orally available dual 5-lipoxygenase/cyclooxygenase inhibitor, exhibits potent anti-inflammatory activity in an arachidonic acid-induced ear inflammation model.

12R-LOX-IN-2 is an inhibitor of 12R-lipoxygenase (12R-LOX).12R-LOX-IN-2 inhibits imiquimod (IMQ)-induced hyperproliferation of psoriatic keratinocytes and inhibits colony formation.12R-LOX-IN-2 also decreases the protein level of Ki67 and the mRNA expression of IL-17A in IMQ-induced cells. 12R-LOX-IN-2 may be useful in the study of psoriasis and other skin-associated inflammatory diseases.

Croconazole exhibited dose-dependent inhibitory activity on the 5-lipoxygenase (5-LOX) of neutrophils. Croconazole is an antimycotic agent. The IC50s for the synthesis of leukotriene B4 (LTB4) and 5-hydroxyeicosatetraenoic acid (5-HETE) is 7.8 +/- 1.7 and

A-69412 (N-1-(Fur-3-ylethyl)-N-hydroxyurea) is a reversible, specific inhibitor of the hydrophilic 5-lipoxygenase. It has the potential to treat ulcerative colitis and asthma, and possibly other inflammatory and allergic conditions.

4,7-DIHYDROXYCOUMARIN is a naturally occurring coumarin derivative found in a variety of plants, including parsley and chamomile. It has been found to inhibit the activity of several enzymes, including cytochrome P450, cyclooxygenase and lipoxygenase. It can also bind to DNA, regulate gene expression, and inhibit cell cycle progression. It can also induce apoptosis in tumor cells and reduce inflammation.

Efletirizine (UCB-28754) is a histamine receptor antagonist with inhibitory effects on the enzyme 5-lipoxygenase (5-LO), and is useful in the topical treatment of allergic diseases.

6-Hydroxyflavanone, extracted from the leaves of Acorus calamus, exhibits anti-inflammatory and anti-neuropathic pain activity by targeting cyclooxygenase-2 (COX-2), 5-lipoxygenase (5-LOX), as well as opioid and GABA-A receptors. 6-Hydroxyflavanone has anti-injury sensory properties in a streptozotocin-induced diabetic neuropathy model. in a streptozotocin-induced diabetic neuropathy model with anti-injury sensory properties.

Linetastine (TMK-688) is a 5-lipoxygenase inhibitor (5-LOX) that inhibits leukotriene production and antagonizes the effects of histamine.Linetastine is used in studies of asthma, atherosclerosis, and peptic ulcers.

REV 5901A (REV 5901 HCl) is an orally active leukotriene receptor antagonist and 5-lipoxygenase inhibitor with antimicrobial activity that attenuates colon cancer growth in mice.REV 5901A has been used in studies of asthma and myocardial infarction. REV 5901A is used to study asthma and myocardial infarction.

(S)-Coriolic acid (13(S)-HODE) is an important intracellular signaling agent, generated by the reaction of linoleic acid with plant and mammalian lipoxygenases, and is involved in cell proliferation and differentiation in various biological systems. (S)-Coriolic acid inhibits the adhesion of tumor cells to the vascular endothelium and down-regulates the expression of IRGpIIb/IIIa receptors at around 1 μM. (S)-Coriolic acid is a metabolite of 15-lipoxygenase (15-LOX), which often acts as an endogenous ligand to activate PPARγ. (S)-Coriolic acid induces mitochondrial dysfunction and airway epithelial damage.

Eicosatetraynoic acid (ETYA) activates PPARα and PPARγ chimeras at 10 μM. Eicosatetraynoic acid (ETYA) is a nonspecific inhibitor of cyclooxygenase and lipoxygenase (ID50=8 μM and 4 μM, respectively).

PF-4191834 is a noniron chelating and non-redox inhibitor of the 5-Lipoxygenase (5-LOX) with an IC50 of 229 nM. PF-4191834 shows ~300-fold selectivity for 5-LOX over 12-LOX and 15-LOX and displays no activity toward the cyclooxygenase enzymes. PF-4191834

Utreloxastat (PTC857) is a novel 15-lipoxygenase inhibitor that can be used to study amyotrophic lateral sclerosis .

KKII5 is a potent inhibitor of the lipoxygenase LOX-1 with an IC50 of 19 μM.KKII5 inhibits lipid peroxidation and enhances the ability of the active centers of some compounds to receive electrons.

Veliflapon is an orally active and selective inhibitor of 5-lipoxygenase activating protein (FLAP). Veliflapon inhibits the synthesis of the leukotrienes B4 and C4.

CJ-13,610 is an orally active and nonredox-type inhibitor of 5-lipoxygenase (5-LOX). CJ-13,610 inhibits the biosynthesis of leukotriene B4 and regulates the expression of IL-6 mRNA in macrophages.

RWJ 63556 is an orally active inhibitor of COX-2 selective/5-lipoxygenase, shows anti-inflammatory activities.

Lonapalene (RS4317) is a 5-lipoxygenase (5-LO) inhibitor with anti-psoriasis efficacy.Lonapalene topically blocks skin inflammation.

L 651896 is a novel leukotriene biosynthesis and 5-lipoxygenase inhibitor for the study of respiratory and cardiovascular diseases.

ML355, a specific, effective 12-Lipoxygenase(12-LOX) inhibitors(IC50=0.34 μM), possess favorable ADME properties.

Zileuton (A 64077) is a synthetic derivative of hydroxyurea with antiasthmatic properties. The leukotriene inhibitor zileuton blocks 5-lipoxygenase, which catalyzes the formation of leukotrienes from arachidonic acid; causes bronchodilation; decreases bronchial mucous secretion and edema; and may prevent or decrease the symptoms of asthma.

Ebselen (CCG-39161) is a organoselenium compound with anti-inflammatory, anti-oxidant and cytoprotective activity. Ebselen acts as a glutathione peroxidase mimetic and is thereby able to prevent cellular damage induced by reactive oxygen species (ROS). In addition, this agent inhibits the activity of a variety of enzymes including nitric oxide synthase (NOS), 5-lipoxygenase, cyclooxygenase, protein kinase C (PKC), NADPH oxidase and gastric H+/K+-ATPase. Furthermore, ebselen may be neuroprotective due to its ability to neutralize free radicals upon NMDA receptor activation thus, reducing lipoperoxidation mediated by glutamate-induced excitotoxicity.

SKF-86002 is an effective inhibitor of p38 MAP kinase (IC50: 0.5-1 uM); inhibits LPS-induced IL-1 and TNF-α production in human monocytes (IC50: 1 μM).

U-73122 (U73122) , an effective PLC inhibitor, reduces agonist-induced Ca2+ increases in platelets and PMN.

U-73343 is an inactive analog of U-73122 and can be used as a negative control. It dose-dependently inhibits acid secretion irrespective of the stimulant. It is a phospholipase C (PLC) and 5-LO (5-lipoxygenase) inhibitor with an IC50 of 1-2.1 μM for PLC.

WHI-P97 is a rationally designed potent inhibitor of JAK-3. IC50 value: Target: JAK3 Treatment of mast cells with WHI-P97 inhibited the translocation of 5-lipoxygenase (5-LO) from the nucleoplasm to the nuclear membrane and consequently 5-LO-dependent leukotriene (LT) synthesis after IgE receptor/FcepsilonRI crosslinking by >90% at low micromolar concentrations. WHI-P97 did not directly inhibit the enzymatic activity of 5-LO, but prevented its translocation to the nuclear membrane without affecting the requisite calcium signal.

Ciclopirox (HOE296b) exerts its action by binding to and chelating trivalent cations, such as Fe3+ and Al3+, thereby inhibiting the availability of essential co-factors for enzymes. Ciclopirox is a synthetic, broad-spectrum antifungal agent with additional antibacterial and anti-inflammatory activities. This may lead to a loss of activity of enzymes that are essential for cellular metabolism, the organization of cell wall structure and other crucial cell functions. In addition, ciclopirox exerts its anti-inflammatory activity by inhibiting 5-lipoxygenase and cyclooxygenase (COX).

ML351 is a potent and selective inhibitor of human 15-lipoxygenase-1 (15 LOX)(IC50: 200 nM).

Wedelolactone (IKK Inhibitor II) inhibits NF-κB-mediated gene transcription in cells by blocking the phosphorylation and degradation of IκBα.

Anacardic Acid (6-pentadecylsalicylic Acid) is an effective inhibitor of p300 and p300/CBP-associated factor histone acetyltranferases. It also has antimicrobial activity, antibacterial activity, and inhibits prostaglandin synthase, lipoxygenase, and tyrosinase.

Caffeic Acid is an orally bioavailable, hydroxycinnamic acid derivative and polyphenol, with potential anti-oxidant, anti-inflammatory, and antineoplastic activities.

1. 6-Shogaol (6-Shogaol) has antipyretic and analgesic effects in addition to inhibitory effect on lipoxygenase activity. 2. 6-shogaol has anti-inflammatory property, reduces the inflammatory response and protected the femoral cartilage from damage produced in a CFA monoarthritic model of the knee joint of rats. 3. 6-Shogaol inhibits the growth of human cancer cells and induces apoptosis in COLO 25 cells through modulation of mitochondrial functions regulated by reactive oxygen species (ROS). 4. 6-Shogaol effectively inhibit invasion and metastasis of hepatocellular carcinoma through diverse molecular mechanisms, including inhibition of the MAPK and PI3k/Akt pathways and NF-κB and STAT3 activities to suppress expression of MMP-2/-9 and uPA and block angiogenesis, could further regulate urokinase-type plasminogen activity.

MK-886 (L 663536) is an inhibitor of leukotriene biosynthesis, inhibiting 5-lipoxygenase-activating protein (FLAP). It is also a moderately potent PPARα antagonist.

Nordihydroguaiaretic acid (NDGA) (NDGA) is a phenolic antioxidant found in the leaves and twigs of the evergreen desert shrub, Larrea tridentata (Sesse and Moc. ex DC) Coville (creosote bush). It is a recognized inhibitor of lipoxygenase (LOX) and has antioxidant and free radical scavenging properties.

2,3,4'-Trihydroxy-3',5'-dimethoxypropiophenone is a natural product obtained from Parinari hypochrysea (Chrysobalanaceae). 2,3,4'-Trihydroxy-3',5'-dimethoxypropiophenone is an antioxidant and lipoxygenase inhibitor. dimethoxypropiophenone has antioxidant activity and inhibits lipoxygenase.

1-Stearoyl-2-15(S)-HpETE-sn-glycero-3-PC is a phospholipid that contains stearic acid at the sn-1 position and 15(S)-HpETE at the sn-2 position. It is produced via oxidation of 1-stearoyl-2-arachidonoyl-sn-glycero-3-PC by 15-lipoxygenase (15-LO). 1-Stearoyl-2-15(S)-HpETE-sn-glycero-3-PC is toxic to human umbilical vein endothelial cells (HUVECs) when used at a concentration of 100 μM.

Jujuboside D shows lipoxygenase-inhibiting activity.

12(S)-HETrE is produced by 12-lipoxygenase oxidation of dihomo-γ-linolenic acid (DGLA). 12(S)-HETrE is reported to inhibit agonist-mediated platelet activation (IC50 = 40 μM), α granule secretion, integrin αIIbβ3 activation, Rap1 activation, and thrombin-induced clot retraction in vitro.

Protectin D1 (also known as neuroprotectin D1 when produced in neuronal tissues) is a DHA-derived dihydroxy fatty acid that exhibits potent protective and anti-inflammatory activities. 10(S),17(S)-DiHDHA is a DHA metabolite, also referred to as protectin DX (PDX). It is produced by an apparent double lipoxygenase (LO)-mediated reaction in murine peritonitis exudates, in suspensions of human leukocytes, or by soybean 15-LO incubated with DHA. It differs from protectin D1 with respect to the stereochemistry of the C-10 hydroxyl and the double bond configuration at the 13 and 15 positions. 10(S),17(S)-DiHDHA blocks neutrophil infiltration in murine peritonitis by 20-25% at a dose of 1 ng/mouse. It also inhibits platelet activation by both impairing thromboxane (TX) synthesis and TX receptor activation.

Etherolenic acid is a divinyl ether oxylipin.1,2It is a metabolite of linolenic acid that is formed in plantsvia13-lipoxygenase-mediated formation of 13(S)-HpOTrE followed by conversion to the divinyl ether by divinyl ether synthase. 1.Grechkin, A.N., Fazliev, F.N., and Mukhtarova, L.S.The lipoxygenase pathway in garlic (Allium sativum L.) bulbs: Detection of the novel divinyl ether oxylipinsFEBS Letters371159-162(1995) 2.Hamberg, M.Biosynthesis of new divinyl ether oxylipins in Ranunculus plantsLipids37(4)427-433(2002)

15(S)-HpEDE is a monohydroperoxy polyunsaturated fatty acid produced by the action of 15-lipoxygenase on eicosadienoic acid. Although the biological activities of 15(S)-HpEDE have not been well characterized, it is expected to behave similarly to 15(S)-HpETE (Cat. No. 44720).

1-Stearoyl-2-15(S)-HpETE-sn-glycero-3-PE is a phospholipid that contains stearic acid at the sn-1 position and 15(S)-HpETE at the sn-2 position. It is produced via oxidation of 1-stearoyl-2-arachidonoyl-sn-glycero-3-PE by 15-lipoxygenase (15-LO). 1-Stearoyl-2-15(S)-HpETE-sn-glycero-3-PE (0.6 and 0.9 μM) increases ferroptotic cell death in wild-type and Acsl4 knockout Pfa1 mouse embryonic fibroblasts (MEFs) treated with the GPX4 inhibitor RSL3.