ltb-4

Leukotriene B4 (LTB4) is a compound derived from arachidonic acid via the 5-lipoxygenase pathway that mediates certain inflammatory and immune responses. Leukotriene B4 induces neutrophil extracellular traps that impede the clearance of Pneumocystis japonicus.

LTB4-IN-1 (Anti-inflammatory agent 2, Compound 6) belongs to small molecule inhibitors and is a leukotriene B4 (LTB4) synthesis inhibitor (IC50 = 70 nM) with good anti-inflammatory activity. This compound can be used in experimental research on inflammation-related diseases.

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.

Darbufelone (CI-1004) is a non-competitive dual inhibitor of PGF2α and LTB4. Dabfilon effectively inhibits PGHS-2 with a Ki of 10 μM and IC50s of 0.19 μM and 20 μM for PGHS-2 and PGHS-1.

Darbufelone mesylate (CI-1004 mesylate) inhibited PGF2α and LTB4 in cells and demonstrated IC50 values of 0.19 μM for PGHS-2 and 20 μM for PGHS-1.

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

ONO4057 is a potent and orally active Leukotriene B4 receptor antagonist with an IC50 value of 0.7±0.3 μM. Immunosuppressive effect of ONO4057 on rat allografts.

Bunaprolast (U66858) is a novel and potent leukotriene B4 (LTB4) inhibitor.Bunaprolast exhibits oxidative degradation activity and inhibits lipoxygenase and TXB2 release.

Ticolubant is orally active leukotriene B4 antagonist with high affinity for the human neutrophil LTB4 receptor (Ki = 0.78 nM), blocks LTB4-induced Ca2+ migration with an IC50 of 6.6 ± 1.5 nM, and shows topical anti-inflammatory activity in a mouse model of skin inflammation.

Moxilubant is a small molecule leukotriene B4 receptor 1 (LTB4R) antagonist for the treatment of immune system disorders, skin and musculoskeletal disorders, and may be used in studies of psoriasis and rheumatoid arthritis.

Ontazolast is a small molecule leukotriene B4 receptor (LTB4R) antagonist for the treatment of immune system disorders and respiratory diseases.Ontazolast is a candidate compound for the treatment of asthma.

Tebufelone is a potent in vitro inhibitor of CO , a novel non-steroidal anti-inflammatory drug (NSAID) belonging to the di-tert-butylphenol (DTBP) class that has shown potent anti-inflammatory, analgesic and anti-reticulitis properties in various animal models. Tebufelone potently inhibits the formation of prostaglandins (PGE2) and blocks the formation of lipoxygenase pathway products [leukotriene (LTB4)] in rat macrophages (IC50 = 20 microM) and human whole blood (IC50 = 22 microM) in vitro. = 20 microM) and human whole blood (IC50 = 22 microM) from the formation of lipoxygenase pathway products [leukotriene (LTB4)] in vitro.

BIRM 271 is a novel arachidonic acid release inhibitor that blocks leukotriene B4 and platelet-activating factor biosynthesis in human neutrophils. BIRM 271 and BIRM 270 are enantiomers that inhibit the production of leukotriene B4 with IC50 of 40 nM.

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

LY255283 is a specific antagonit of leukotriene B4 (LTB4) receptor. It inhibits the production of LTB(4) in human peripheral blood polymorphonuclear leukocytes (PMNL) and in monocytes activated by calcium ionophore A23187.

Fiboflapon (GSK2190915) is an orally available and effective 5-lipoxygenase-activating protein (FLAP) inhibitor that binds FLAP with a titer of 2.9 nM and inhibition of LTB4 in human blood with an IC50 of 76 nM.

Fiboflapon sodium (GSK2190915) is an orally bioavailable 5-lipoxygenase-activating protein (FLAP) inhibitor with a potency of 2.9 nM in FLAP binding, an IC50 of 76 nM for inhibition of LTB4 in human blood.

Amelubant (BIIL 284) is a prodrug of active metabolites BIIL 260 and BIIL 315 with anti-inflammatory activity[1]. It is a potent, oral, long-acting LTB4 receptor antagonist that negligibly binds to the LTB4 receptor, exhibiting Kis of 221 nM and 230 nM in vital cells and membranes.

CP-105696 is a potent and selective leukotriene B4 (LTB4) receptor antagonist used to study allograft rejection.

DW-1350 is an antagonist of LTB4 receptor.

LY210073 is an antagonist of the Leukotriene B4 (LTB4) receptor (IC50: 6.2 nM).

LY223982 is an effective and selective LTB4 (leukotriene B4 receptor) antagonist that inhibits LTB4-induced neutrophil activation and transient leukopenia.

γ-Linolenic Acid methyl ester (Methyl gamma-linolenate) is a weak leukotriene B4 (LTB4) receptor antagonist.

Etalocib (LY293111) is a novel diaryl ether carboxylic acid derivative, is a selective and potent inhibitor of the lipoxygenase pathway either via antagonism of the leukotriene B4 (LTB4) receptor or directly through 5'-lipoxygenase. It has antineoplastic activities.