Isotope-Labeled Eicosanoids

Lipoxin A4-d₅ is the deuterium labeled Lipoxin A4. Lipoxin A4 (LXA4), an endogenous lipoxygenase-derived eicosanoid mediator, has potent dual pro-resolving and anti-inflammatory properties. Lipoxin A4 inhibits proliferation and inflammatory cytokine/chemokine production of human epidermal keratinocytes (NHEKs) associated with the ERK1/2 and NF-kB pathways. Lipoxin A4 inhibits serum amyloid A (SAA)-mediated IL-8 release with an IC₅₀ value of 25.74 nM.

Bimatoprost acid-d₄ (17-Phenyl trinor PGF2α-d₄) is the deuterium labeled Bimatoprost acid.

13,14-Dihydro-15-keto-PGE2-d₉ is the deuterium labeled 13,14-Dihydro-15-keto-PGE2.

12(S)-HETE-d8 contains eight deuterium atoms at the 5, 6, 8, 9, 11, 12, 14 and 15 positions. 12(S)-HETE-d8 is intended for use as an internal standard for the quantification of 12(S)-HETE by GC- or LC-mass spectrometry (MS). 12(S)-HETE-d8 is the predominant lipoxygenase product of mammalian platelets. It enhances tumor cell adhesion to endothelial cells, fibronectin, and the subendothelial matrix at 0.1 µM.

Thromboxane B2-D4 is the deuterium labeled Thromboxane B2. Thromboxane B2 is a prostaglandin derivative that is released during anaphylaxis. Thromboxane B2 induces arterial contraction and platelet aggregation.

11-Dehydro-thromboxane B2-d₄ is the d₄-labeled 11-Dehydro-thromboxane B2 (HY-113420). 11-Dehydro-thromboxane B2 is a stable terminal metabolite of thromboxane A2 and an agonist of the CRTH2 receptor. 11-Dehydro-TXB2 activates human eosinophils, basophils, and CRTH2-transfected BaF/3 cells through a pertussis toxin-insensitive G protein-PLC pathway, inducing intracellular calcium mobilization, morphological changes, and chemotaxis, but does not affect platelet aggregation. 11-Dehydro-thromboxane B2 is involved in thrombosis and promotes eosinophil recruitment to the lungs in allergic inflammation, and its urinary levels are used to assess the inhibitory effect of Aspirin (HY-14654) on thromboxane production. 11-Dehydro-TXB2 serves as a biomarker for research related to asthma, atopic rhinitis, nephropathy, and coronary artery disease.

13,14-Dihydro-15-keto prostaglandin D2-d₄ (DK-PGD2-d₄; 15-Oxo-13,14-dihydro-PGD2-d₄; 13,14-Dihydro-15-keto-PGD2-d₄) is the deuterated-labeled 13,14-Dihydro-15-keto prostaglandin D2 (HY-118830). 13,14-Dihydro-15-keto prostaglandin D2 (DK-PGD2; 15-Oxo-13,14-dihydro-PGD2; 13,14-Dihydro-15-keto-PGD2) is a metabolite of Prostaglandin D2 (HY-101988) and acts as a CRTH2 agonist. 13,14-Dihydro-15-keto-prostaglandin D2 exhibits binding activity to CRTH2, induces cellular calcium signaling flux, and mediates eosinophilia in vivo. 13,14-Dihydro-15-keto-prostaglandin D2 activates the CRTH2 receptor, triggering G_i-dependent intracellular calcium mobilization and promoting the migration and recruitment of leukocytes from bone marrow to peripheral blood in vivo. 13,14-Dihydro-15-keto prostaglandin D2 is used in research on inflammation-related diseases, such as bronchial asthma.

13,14-Dihydro-15-keto Prostaglandin F2α-d4 (13,14-Dihydro-15-keto-PGF2α-d4) is a deuterated labeled 13,14-Dihydro-15-keto Prostaglandin F2α (HY-113208). 13,14-Dihydro-15-keto Prostaglandin F2α-d4 is an endogenous metabolite present in Blood that can be used for the research of Pregnancy.

Prostaglandin D1-d₄ (PGD1-d₄) is deuterium labeled Prostaglandin D1. Prostaglandin D1 is a prostanoid which causes contractile and relaxant on isolated human pial arteries, it is also an inhibitor of ADP-induced platelet aggregation with an IC₅₀ value of 320 ng/ml. Prostaglandin D1 can be used for metabolic research.

9-HETE-d₈ ((±)9-HETE-d₈) is the deuterium labeled 9-HETE (HY-113943A).

Thromboxane B2-d₉ is deuterium labeled Thromboxane B2. Thromboxane B2 is a prostaglandin derivative that is released during anaphylaxis. Thromboxane B2 induces arterial contraction and platelet aggregation.

5-OxoETE-d₇ is the deuterium labeled 5-OxoETE.

11-Dehydro-thromboxane B2-¹³C₅ is the ¹³C-labeled 11-Dehydro-thromboxane B2 (HY-113420). 11-Dehydro-thromboxane B2 is a stable terminal metabolite of thromboxane A2 and an agonist of the CRTH2 receptor. 11-Dehydro-TXB2 activates human eosinophils, basophils, and CRTH2-transfected BaF/3 cells through a pertussis toxin-insensitive G protein-PLC pathway, inducing intracellular calcium mobilization, morphological changes, and chemotaxis, but does not affect platelet aggregation. 11-Dehydro-thromboxane B2 is involved in thrombosis and promotes eosinophil recruitment to the lungs in allergic inflammation, and its urinary levels are used to assess the inhibitory effect of Aspirin (HY-14654) on thromboxane production. 11-Dehydro-TXB2 serves as a biomarker for research related to asthma, atopic rhinitis, nephropathy, and coronary artery disease.

5,6-Epoxyeicosatrienoic acid-d₁₁ (5,6-EET-d₁₁) is deuterium labeled 5,6-Epoxyeicosatrienoic acid. 5,6-Epoxyeicosatrienoic acid is one of the four major epoxyeicosatrienoic acid (EET) isomers metabolized from Arachidonic acid (HY-109590). 5,6-Epoxyeicosatrienoic acid induces peripheral vasodilation and lowers blood pressure by inhibiting T-type calcium channels (Cav3.2: IC₅₀ = 0.54 μM). 5,6-Epoxyeicosatrienoic acid causes vasoconstriction in hypoxic pulmonary blood vessels via activating Rho kinase in a membrane depolarization-dependent manner. 5,6-Epoxyeicosatrienoic acid induces mechanical pain by activating TRPA1. 5,6-Epoxyeicosatrienoic acid can be used in studies related to hypoxic pulmonary vasoconstriction, mechanical hyperalgesia and hypertension.

9α,11β-Prostaglandin F2α-d4 is a deuterated labeled 9α,11β-Prostaglandin F2α. 9α,11β-Prostaglandin F2α is an endogenous metabolite present in Urine that can be used for the research of Asthma.

(2S,3R)-8(9)-EET-d₁₁ is deuterium-labeled (2S,3R)-8(9)-EET (HY-150092).

8-Isoprostaglandin F2α-¹³C₅ is ¹³C labeled 8-Isoprostaglandin F2α (HY-113209). 8-Isoprostaglandin F2α is an isoprostane produced by the non-enzymatic peroxidation of arachidonic acid in membrane phospholipids. 8-Isoprostaglandin F2α is present in human plasma in two distinct forms - esterified in phospholipids and as the free acid. 8-Isoprostaglandin F2α is a weak TP receptor agonist in vascular smooth muscle.

Dinoprost-¹³C₅ is ¹³C labeled Dinoprost (HY-12956). Dinoprost (Prostaglandin F2α) is an orally active, potent prostaglandin F (PGF) receptor (FP receptor) agonist. Dinoprost is a luteolytic hormone produced locally in the endometrial luminal epithelium and corpus luteum (CL). Dinoprost plays a key role in the onset and progression of labour.

11β-13,14-Dihydro-15-keto Prostaglandin F2α-d₄ is is the deuterium labeled 11β-13,14-dihydro-15-keto Prostaglandin F2α.

Prostaglandin E1-d₉ is deuterium labeled Prostaglandin E1.Prostaglandin E1 is a prostanoid receptor ligand, with Kis of 1.1 nM, 2.1 nM, 10 nM, 33 nM and 36 nM for mouse EP3, EP4, EP2, IP and EP1, respectively. Prostaglandin E1 induces vasodilation and inh