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Leukotriene B4 (LTB4) is known as one of the most potent chemoattractants and activators of leukocytes and is involved in inflammatory diseases. Leukotriene B4 is also an alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs .
LTB4 antagonist 2, a carboxamide-acid compound, is an antagonist of leukotriene B4(LTB4) with potentially anti-inflammatory activity. LTB4 antagonist 2 shows good affinity for the LTB4 receptor with IC50 of 439 nM .
LTB4 antagonist 1, a carboxamide-acid compound, is a potent Leukotriene B4(LTB4) antagonist with an IC50 of 288 nM. LTB4 antagonist 1 has significant anti-inflammatory properties .
Leukotriene B4 ethanolamide (LTB4 ethanolamide) is an antagonist and a partial agonist for Leukotriene B4 (LTB4) receptor 1 (BLTR1). Leukotriene B4 ethanolamide ameliorates the tumor progression, which is only asscociated with inflammation .
LTB4-IN-2 (Comopund 6x) is a Leukotriene B4 (LTB4) inhibitor. LTB4-IN-2 inhibits Leukotriene B4 formation (IC50: 1.15 μM) by selectively targeting 5-Lipoxygenase-activating protein (FLAP). LTB4-IN-2 can be used for anti-inflammatory research .
Leukotriene B4-d4 is the deuterium labeled Leukotriene B4. Leukotriene B4 (LTB4) is known as one of the most potent chemoattractants and activators of leukocytes and is involved in inflammatory diseases. Leukotriene B4 is also an alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs[1][2][3].
LTB4R Human Pre-designed siRNA Set A contains three designed siRNAs for LTB4R gene (Human), as well as a negative control, a positive control, and a FAM-labeled negative control.
Ltb4r Rat Pre-designed siRNA Set A contains three designed siRNAs for Ltb4r gene (Rat), as well as a negative control, a positive control, and a FAM-labeled negative control.
Ltb4r1 Mouse Pre-designed siRNA Set A contains three designed siRNAs for Ltb4r1 gene (Mouse), as well as a negative control, a positive control, and a FAM-labeled negative control.
LTB4R2 Human Pre-designed siRNA Set A contains three designed siRNAs for LTB4R2 gene (Human), as well as a negative control, a positive control, and a FAM-labeled negative control.
20-Carboxy-Leukotriene B4 (20-COOH LTB4) is a metabolite of Leukotriene B4 (LTB4; HY-107608). 20-Carboxy-Leukotriene B4 binds to the BLT1 receptor with high affinity. 20-Carboxy-Leukotriene B4 inhibits LTB4-mediated neutrophil responses (migration, degranulation, leukotriene biosynthesis) .
12-epi-LTB4 is an agonist for BLT1 and BLT2. 12-epi LTB4 exhibits a partial agonistic activity against mBLT1 and mBLT2, and induces phosphorylation of extracellular signal-regulated kinase in primary mouse keratinocytes .
BIIL-260 hydrochloride is a potent and long-acting orally active leukotriene B(4) receptor LTB4 antagonist, with anti-inflammatory activity. BIIL-260 hydrochloride interacts with the LTB4 receptor in a saturable, reversible, and competitive manner, has high affinity to the LTB4 receptor on isolated human neutrophil cell membranes with Ki values of 1.7 nM .
11(Z),14(Z)-Eicosadienoic acid is a unsaturated fattly acid that inhibits [ 3H] leukotriene B4(LTB4) binding to pig neutrophil membranes with a Ki of 3 μM. 11(Z),14(Z)-Eicosadienoic acid has inflammatory activities .
Etalocib (LY293111), an orally active leukotriene B4 receptor antagonist, inhibits the binding of [ 3H]LTB4, with a Ki of 25 nM. Etalocib (LY293111) prevents LTB4-induced calcium mobilization with an lC50 of 20 nM. Etalocib (LY293111) induces apoptosis .
Amelubant (BIIL 284) is a potent, oral and long acting LTB4 receptor antagonist, negligibly binds to LTB4 receptor, with Kis of 221 nM and 230 nM in vital cells and membranes. Amelubant (BIIL 284) is a proagent of active metabolites BIIL 260 and BIIL 315. Anti-inflammatory activity .
(S)-Veliflapon ((S)-BAY X 1005) is an orally active inhibitor of leukotriene biosynthesis and 5-lipoxygenase activating protein (FLAP). (S)-Veliflapon inhibits the formation of leukotriene B4 (LTB4) in rat, mouse and human leukocytes with IC50 values of 0.026 µM, 0.039 µM and 0.22 µM respectively. (S)-Veliflapon showes enantioselectivity in human whole blood .
CP-195543 is a potent, selective and orally active leukotriene B4 (LTB4) receptor antagonist with IC50s of 6.8, 37.0 nM for human neutrophils and murine spleen membranes, respectively. CP-195543 blocks CD11b up-regulation. CP-195543 inhibits LTB4-mediated neutrophil infiltration .
12-Oxo-leukotriene B4 (12-Oxo-LTB4) is an intermediate in the lipoxygenase-catalyzed path of Arachidonic acid (HY-109590) metabolism. 12-Oxo-leukotriene B4 is crucial in Leukotriene B4 metabolism and is involved in inflammation reactions . 12-Oxo-leukotriene B4 stimulates calcium levels in human neutrophils with an EC50 of 33 nM. 12-Oxo-leukotriene B4 induces migration of neutrophils with EC50 of 170 nM .
UCB-35440 is an orally active histamine H1 receptor antagonist and 5-lipoxygenase inhibitor. UCB-35440 inhibits LTB4 formation in human whole blood and reduces polymorphonuclear cell infiltration in mouse models. UCB-35440 inhibits histamine-stimulated bronchoconstriction and reduces skin inflammation in guinea pigs. UCB-35440 can be used for research on asthma and skin inflammation .
Bunaprolast (U66858) is a potent inhibitor of LTB4 production in human whole blood. Bunaprolast (U66858) also exhibits significant inhibition of lipoxygenase and TXB2 release.
(S)-BI 665915 is an orally active oxadiazole-containing 5-lipoxygenase-activating protein (FLAP) inhibitor with an IC50 of 1.7 nM for FLAP binding. (S)-BI 665915 inhibits FLAP functional in human whole blood with an IC50 of 45 nM. (S)-BI 665915 demonstrates an excellent cross-species agent metabolism and pharmacokinetics (DMPK) profile and a dose-dependent inhibition of LTB4 production .
LY 292728 is a potent leukotriene B4(LTB4) receptor antagonist. LY 292728 binds to human neutrophils with a Ki of 0.47 nM and binds to guinea pig lung membranes with a Ki of 0.04 nM .
2,4,6-Triiodophenol is an orally active and potent leukotriene B4(LTB4)synthesis inhibitor. 2,4,6-Triiodophenol can induce mouse blastocysts apoptosis .
Fiboflapon (GSK2190915; AM-803) is a potent and 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 .
Fiboflapon sodium (GSK2190915; AM-803) is a potent and 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 .
Darbufelone is a dual inhibitor of cellular PGF2α and LTB4 production. Darbufelone potently inhibits PGHS-2 (IC50= 0.19 μM) but is much less potent with PGHS-1 (IC50=20 μM).
Darbufelone mesylate (CI-1004 mesylate) is a dual inhibitor of cellular PGF2α and LTB4 production. Darbufelone potently inhibits PGHS-2 (IC50 = 0.19 μM) but is much less potent with PGHS-1 (IC50= 20 μM).
LY 178002 is a potent inhibitor of 5-lipoxygenase (5-LPO), phospholipase A2, with IC50 of 0.6 μM for 5-lipoxygenase, inhibits cellular production of LTB4 by human polymorphonuclear leukocytes, and shows relatively weak inhibition on cyclooxygenase.
ABT-080 is an orally active inhibitor of leukotriene biosynthesis. ABT-080 simultaneously blocks the leukotriene pathways leading to the synthesis of LTB4 and LTC4, but does not inhibit PGH2 biosynthesis. ABT-080 can block bronchoconstriction and be used in the research of asthma and related inflammations
Nyasol ((-)-Nyasol) is an active compound that has antifungal, antibacterial, antileishmanial, hyaluronidase inhibition activities. Nyasol inhibits LTB4 binding to human neutrophils. Nyasol suppresses neuroinflammatory response through the inhibition of I-κB degradation in LPS (HY-D1056)-stimulated BV-2 microglial cells .
5-O-Demethylnobiletin (5-Demethylnobiletin), a polymethoxyflavone isolated from Citrus jambhiri Lush., is a direct inhibition of 5-LOX (IC50=0.1 μM), without affecting the expression of COX-2. 5-O-Demethylnobiletin (5-Demethylnobiletin) has anti-inflammatory activity, inhibits leukotriene B (4)(LTB4) formation in rat neutrophils and elastase release in human neutrophils with an IC50 of 0.35 μM .
Olsalazine is a potent inhibitor of macrophages chemotaxis to LTB4 with an IC50 value of 0.39 mM, also reduces the synthesis of 5-hydroxyeicosatetraenoic acid (5-HETE), 11-HETE, 12-HETE, and 15-HETE in polymorphonuclear leukocyte (PMNL) and mononuclear cells (MNL). Olsalazine can be used for researching ulcerative colitis. Anti-inflammatory activity .
cis-13,16,19-Docosatrienoic acid methyl ester is an ester form of docosatrienoic acid, a rare omega-3 fatty acid not found in the normal phospholipid polyunsaturated fatty acid pool Easily detectable, it inhibits the binding of [3H]-LTB4 to porcine neutrophils at a concentration of 5 μM. Methyl docosatrienoate is more fat-soluble than the free acid and may be more desirable than the free acid in some formulations.
J-113863 is a potent and selective CCR1 antagonist with IC50 values of 0.9 nM and 5.8 nM for human and mouse CCR1 receptors, respectively. J-113863 is also a potent antagonist of the human CCR3 (IC50 of 0.58 nM) , but a weak antagonist of the mouse CCR3 (IC50 of 460 nM). J-113863 is inactive against CCR2, CCR4 and CCR5, as well as the LTB4 or TNF-α receptors. Anti-inflammatory effect .
Kaempferol 3-O-β-D-glucuronide (Kaempferol-3-glucuronide), one conjugated kaempferol metabolite, has anti-inflammatory effect. Kaempferol 3-O-β-D-glucuronide significantly inhibits various pro-inflammatory mediators like IL-1β, NO, PGE2, and LTB4. Kaempferol 3-O-β-D-glucuronide upregulates the secretion of anti-inflammatory cytokine IL-10 .
BLT2 antagonist-1 (compound 15b) is a selective BLT2 antagonist that inhibits the chemotaxis of CHO-BLT2 cells with an IC50 of 224 nM. BLT2 antagonist-1 does not inhibits the chemotaxis of CHO-BLT1 cells. BLT2 antagonist-1 also inhibits the binding of LTB4 and BLT2 with a Ki value of 132 nM. BLT2 antagonist-1 can be used for the research of the inflammatory airway diseases such as asthma and chronic obstructive pulmonary disease .
cis-13,16,19-Docosatrienoic acid methyl ester is an ester form of docosatrienoic acid, a rare omega-3 fatty acid not found in the normal phospholipid polyunsaturated fatty acid pool Easily detectable, it inhibits the binding of [3H]-LTB4 to porcine neutrophils at a concentration of 5 μM. Methyl docosatrienoate is more fat-soluble than the free acid and may be more desirable than the free acid in some formulations.
Leukotriene B4 (LTB4) is known as one of the most potent chemoattractants and activators of leukocytes and is involved in inflammatory diseases. Leukotriene B4 is also an alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs .
Kaempferol 3-O-β-D-glucuronide (Kaempferol-3-glucuronide), one conjugated kaempferol metabolite, has anti-inflammatory effect. Kaempferol 3-O-β-D-glucuronide significantly inhibits various pro-inflammatory mediators like IL-1β, NO, PGE2, and LTB4. Kaempferol 3-O-β-D-glucuronide upregulates the secretion of anti-inflammatory cytokine IL-10 .
Nyasol ((-)-Nyasol) is an active compound that has antifungal, antibacterial, antileishmanial, hyaluronidase inhibition activities. Nyasol inhibits LTB4 binding to human neutrophils. Nyasol suppresses neuroinflammatory response through the inhibition of I-κB degradation in LPS (HY-D1056)-stimulated BV-2 microglial cells .
PTGR1, a NAD(P)H-dependent oxidoreductase, efficiently metabolizes inflammatory eicosanoids like prostaglandins, leukotrienes, and lipoxins. It actively catalyzes the reduction of the 13,14 double bond in various 15-oxoPGs, including 15-oxo-PGE1 and 15-oxo-PGF2-alpha. PTGR1 also plays a role in detoxifying alkenals and ketones, exhibiting preference for medium-chain length substrates like (2E)-decenal. This multifaceted enzymatic activity underscores PTGR1's significant role in regulating inflammation and detoxifying cytotoxic lipid constituents, contributing to cellular homeostasis. PTGR1 Protein, Human (HEK293, His) is the recombinant human-derived PTGR1 protein, expressed by HEK293, with C-6*His labeled tag. The total length of PTGR1 Protein, Human (HEK293, His) is 329 a.a., with molecular weight of ~38 kDa.
Leukotriene B4-d4 is the deuterium labeled Leukotriene B4. Leukotriene B4 (LTB4) is known as one of the most potent chemoattractants and activators of leukocytes and is involved in inflammatory diseases. Leukotriene B4 is also an alkyl chain-based PROTAC linker that can be used in the synthesis of PROTACs[1][2][3].
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