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Isoforms Recommended:	LTE₄

Results for "

LTE4

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Cytochrome P450 (1) Drug Metabolite (1) Endogenous Metabolite (9) Isotope-Labeled Compounds (1) Leukotriene Receptor (15) PPAR (1)
By Research Areas:	Cardiovascular Disease (2) Inflammation/Immunology (17) Metabolic Disease (1)

Inhibitors & Agonists

Natural
Products

Isotope-Labeled Compounds

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-113465

Leukotriene E4 LTE4	Endogenous Metabolite	Inflammation/Immunology
Leukotriene E4 (LTE4) is produced by the action of dipeptidase on LTD4. Leukotriene E4 is one of the constituents of slow-reacting substance of anaphylaxis (SRS-A). Leukotriene E4 accumulates in both plasma and urine and urinary excretion of Leukotriene E4 is most often used as an indicator of asthma.

HY-101676

RG-12525 NID 525	Leukotriene Receptor PPAR Cytochrome P450	Metabolic Disease
RG-12525 is a a specific, competitive and orally effective antagonist of the peptidoleukotrienes, *LTC4, LTD4* and *LTE4, inhibiting LTC4-, LTD4- and LTE4-inducd guinea pig parenchymal strips contractions, with IC₅₀s of 2.6 nM, 2.5 nM and 7 nM, respectively; RG-12525 is also a peroxisome proliferator-activated receptor gamma (PPAR-gamma) agonist with IC₅₀* of appr 60 nM and a potent inhibitor of *CYP3A4*, with a K_i value of 0.5 µM.

HY-113465S

Leukotriene E4-d5 LTE4-d₅	Endogenous Metabolite	Inflammation/Immunology
Leukotriene E4-d₅ is the deuterium labeled Leukotriene E4. Leukotriene E4 (LTE4) is produced by the action of dipeptidase on LTD4. Leukotriene E4 is one of the constituents of slow-reacting substance of anaphylaxis (SRS-A). Leukotriene E4 accumulates in both plasma and urine and urinary excretion of Leukotriene E4 is most often used as an indicator of asthma.

HY-131395

N-Acetyl-Leukotriene E4 N-Acetyl-LTE4	Endogenous Metabolite	Cardiovascular Disease
N-Acetyl-Leukotriene E4 (N-Acetyl-LTE4) is a metabolite of Leukotriene E4 (LTE4) (HY-113465), which is detected in bile and urine . N-Acetyl-Leukotriene E4 produces a vasoconstriction in the mesenteric vessels which led to reduction of blood flow to the gut .

HY-123575

LY 245769	Leukotriene Receptor	Inflammation/Immunology
LY 245769, a omega-trifluoro analog, is a leukotriene E4 (LTE4) inhibitor. LY 245769 interfers the omega-oxidation of N-acetyl-LTE4 and leukotriene B4 (LTB4) with IC₅₀s of 4 μM .

HY-113758

LY 163443	Leukotriene Receptor	Inflammation/Immunology
LY 163443 is a selective antagonist of leukotrienes D4 (LTD4) and E4 (LTE4). LY 163443 can antagonize LTD4-induced contractions of guinea pig ileum, trachea, and lung parenchyma. LY 163443 also inhibits tracheal contractions to LTE4 .

HY-113465A

11-trans Leukotriene E4	Endogenous Metabolite	Inflammation/Immunology
11-trans Leukotriene E4 is an isomer of Leukotriene E4 (LTE4). Slow isomerization of the C-11 double bond of LTE4 leads to the formation of 11-trans LTE4. 11-trans Leukotriene E4 is equipotent to LTE4 in contracting guinea pig ileum .

HY-115356

Eoxin E4 14,15-LTE4; EoxE4	Drug Metabolite	Cardiovascular Disease
Eoxin E4 (14,15-LTE₄) is the metabolite of 14,15-LTC₄ and 14,15-LTD₄. Eoxin E4 increases vascular permeability of human endothelial cell monolayers with about 10-fold less potency than LTC₄, but approximately 100-fold greater potency than histamine .

HY-120755

LY290324	Leukotriene Receptor	Inflammation/Immunology
LY290324 is a potent and orally active leukotriene D4 (LTD4) antagonist. LY290324 reduces LTC4, LTD4 and LTE4 (HY-113465)-induced bronchospasm. LY290324 has the potential for the research of antigen-induced bronchospasm .

HY-101946

AS-35	Leukotriene Receptor	Inflammation/Immunology
AS-35 is an orally effective, potent and selective antagonist of leukotrienes, antagonizes LTC4-, LTD4 and LTE4-induced contractions of the ileum with IC₅₀ values of 8 nM, 4 nM and 3 nM, respectively, and has antiallergic activities.

HY-120486

LY203647	Leukotriene Receptor	Inflammation/Immunology
LY203647 is an orally active antagonist for leukotriene receptor *LTD4* and *LTE4*. LY203647 can be used in research about asthma and other inflammation diseases .

HY-130440

Leukotriene F4	Endogenous Metabolite Leukotriene Receptor	Inflammation/Immunology
Leukotriene F4 (LTF4), is a lipid that belongs to the Cysteinyl Leukotriene (CysTL) family . Leukotriene F4 induces bronchoconstriction with an ED₅₀ of 16 μg/kg . The precursor of LTF4 is Leukotriene E4 (LTE4), which isformed from the action of a glutamyl transferase .

HY-B0290A

Pranlukast hemihydrate 2 Publications Verification ONO-1078 hemihydrate	Leukotriene Receptor Endogenous Metabolite	Inflammation/Immunology
Pranlukast hemihydrate is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [ ³H]LTE₄, [ ³H]LTD₄, and [ ³H]LTC₄ bindings to lung membranes with K_is of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

HY-B0290

Pranlukast 2 Publications Verification ONO-1078	Leukotriene Receptor Endogenous Metabolite	Inflammation/Immunology
Pranlukast is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [ ³H]LTE₄, [ ³H]LTD₄, and [ ³H]LTC₄ bindings to lung membranes with K_is of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

HY-100724

YM-17690	Leukotriene Receptor	Inflammation/Immunology
YM-17690 is a *LTD₄* and *LTE₄* agonist, with a pK_i value of 9.28 for [3H]LTD₄. It induces dose-dependent contractions in guinea pig ileum, lung parenchyma, and trachea, with EC₅₀ values of 16, 3.9, and 22 nM, respectively. YM-17690 can be used in research related to asthma and inflammation .

HY-B0290S1

Pranlukast-d4 ONO-1078-d₄	Isotope-Labeled Compounds Leukotriene Receptor Endogenous Metabolite	Inflammation/Immunology
Pranlukast-d₄ is deuterium labeled Pranlukast. Pranlukast is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [3H]LTE4, [3H]LTD4, and [3H]LTC4 bindings to lung membranes with Kis of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

HY-19042

YM-16638 YM 638	Leukotriene Receptor	Inflammation/Immunology
YM-16638 is an orally active leukotriene (LT) antagonist. YM-16638 can inhibit the production of LTC₄, LTD₄, and LTE₄ in guinea pig trachea, with IC₅₀ values of 0.05 μM, 0.16 μM, and 0.096 μM, respectively. YM-16638 has a dose-dependent inhibitory effect on antigen-induced early and late respiratory responses in allergic sheep .

HY-B0290R

Pranlukast (Standard)	Leukotriene Receptor Endogenous Metabolite	Inflammation/Immunology
Pranlukast (Standard) is the analytical standard of Pranlukast. This product is intended for research and analytical applications. Pranlukast is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [ ³H]LTE₄, [ ³H]LTD₄, and [ ³H]LTC₄ bindings to lung membranes with K_is of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

HY-136831

SR2640 QMPB	Leukotriene Receptor	Inflammation/Immunology
SR2640 is a highly efficient and selective *LTD4/LTE4* antagonist that can specifically inhibit the smooth muscle contractions induced by *LTD4* in the guinea pig ileum and trachea in a concentration-dependent manner, without affecting the contractions caused by histamine. SR2640 can concentration-dependently prevent the binding of 0.4 nM [3H] *LTD4* to membrane receptors in guinea pig lung tissue, with an IC₅₀ of 23 nM. SR2640 can shift the dose-response curve for bronchoconstriction induced by intravenous *LTD4* in guinea pigs to the right, and the extent of this shift is positively correlated with the dose of SR2640 administered. SR2640 can be used in asthma research .

HY-118156

L-699333	Others	Others
L-699333 is a 5-lipoxygenase (5-LO) inhibitor belonging to the thieno[2,3,4-cd]indole class. This compound has a 2-ethoxybutyric acid side chain and is a potent inhibitor of the biosynthesis of 5-HPETE and LTB4 produced from human 5-LO, with ICm values of 22 nM, 7 nM, and 3.8 pM for human neutrophils and whole blood, respectively. L-699333 has shown anti-inflammatory and antiasthmatic effects in a variety of animal models, including rat pleurisy models, antigen-induced wheezing models, and awake macaque and sheep asthma models. Its inhibition of 5-LO is highly selective, with higher ICm values or stronger competitive inhibition in FLAP binding assays compared to inhibition of human 15-LO, porcine 12-LO, and ram epididymal cyclooxygenase. The racemic enantiomer 14g of L-699333 is the most potent enantiomer to date, with inhibitory effects similar to those of the known MK-0591, which has been shown in clinical trials to inhibit the biochemical effects of LTB4 biosynthesis in vitro and LTE4 excretion in urine.

HY-107610

SR2640 hydrochloride	Leukotriene Receptor	Inflammation/Immunology
SR2640 (hydrochloride) is a potent and selective competitive leukotriene D4/leukotriene E4 antagonist. SR2640 can be used for researching the role of leukotrienes in human asthma .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-113465

Leukotriene E4 LTE4	Structural Classification Classification of Application Fields Ketones, Aldehydes, Acids Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields	Endogenous Metabolite
Leukotriene E4 (LTE4) is produced by the action of dipeptidase on LTD4. Leukotriene E4 is one of the constituents of slow-reacting substance of anaphylaxis (SRS-A). Leukotriene E4 accumulates in both plasma and urine and urinary excretion of Leukotriene E4 is most often used as an indicator of asthma.

HY-B0290A

Pranlukast hemihydrate 2 Publications Verification ONO-1078 hemihydrate	Structural Classification Alkaloids Classification of Application Fields Other Alkaloids Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields	Leukotriene Receptor Endogenous Metabolite
Pranlukast hemihydrate is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [ ³H]LTE₄, [ ³H]LTD₄, and [ ³H]LTC₄ bindings to lung membranes with K_is of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

HY-B0290

Pranlukast 2 Publications Verification ONO-1078	Structural Classification Alkaloids Classification of Application Fields Other Alkaloids Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields	Leukotriene Receptor Endogenous Metabolite
Pranlukast is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [ ³H]LTE₄, [ ³H]LTD₄, and [ ³H]LTC₄ bindings to lung membranes with K_is of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

HY-113465A

11-trans Leukotriene E4	Structural Classification Classification of Application Fields Ketones, Aldehydes, Acids Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields	Endogenous Metabolite
11-trans Leukotriene E4 is an isomer of Leukotriene E4 (LTE4). Slow isomerization of the C-11 double bond of LTE4 leads to the formation of 11-trans LTE4. 11-trans Leukotriene E4 is equipotent to LTE4 in contracting guinea pig ileum .

HY-130440

Leukotriene F4	Structural Classification Classification of Application Fields Ketones, Aldehydes, Acids Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields	Endogenous Metabolite Leukotriene Receptor
Leukotriene F4 (LTF4), is a lipid that belongs to the Cysteinyl Leukotriene (CysTL) family . Leukotriene F4 induces bronchoconstriction with an ED₅₀ of 16 μg/kg . The precursor of LTF4 is Leukotriene E4 (LTE4), which isformed from the action of a glutamyl transferase .

HY-B0290R

Pranlukast (Standard)	Structural Classification Alkaloids Other Alkaloids Source classification Endogenous metabolite	Leukotriene Receptor Endogenous Metabolite
Pranlukast (Standard) is the analytical standard of Pranlukast. This product is intended for research and analytical applications. Pranlukast is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [ ³H]LTE₄, [ ³H]LTD₄, and [ ³H]LTC₄ bindings to lung membranes with K_is of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

Cat. No.	Product Name	Chemical Structure

HY-113465S

Leukotriene E4-d5
Leukotriene E4-d₅ is the deuterium labeled Leukotriene E4. Leukotriene E4 (LTE4) is produced by the action of dipeptidase on LTD4. Leukotriene E4 is one of the constituents of slow-reacting substance of anaphylaxis (SRS-A). Leukotriene E4 accumulates in both plasma and urine and urinary excretion of Leukotriene E4 is most often used as an indicator of asthma.

HY-B0290S1

Pranlukast-d4
Pranlukast-d₄ is deuterium labeled Pranlukast. Pranlukast is a highly potent, selective and competitive antagonist of peptide leukotrienes. Pranlukast inhibits [3H]LTE4, [3H]LTD4, and [3H]LTC4 bindings to lung membranes with Kis of 0.63±0.11, 0.99±0.19, and 5640±680 nM, respectively.

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LTE4

Inhibitors & Agonists

NaturalProducts

Isotope-Labeled Compounds

Natural
Products