Leukotriene Receptor

Leukotriene receptor antagonists block the G protein-coupled receptors for cysteinyl leukotrienes and leukotriene B4. The cysteinyl leukotrienes C4, D4 and E4 (LTC4, LTD4, LTE4) derive from arachidonic acid through 5-lipoxygenase. They act mainly on cysteinyl leukotriene receptor 1 (CysLT1), which mediates airway smooth muscle contraction. Leukotriene B4 (LTB4) signals through leukotriene B4 receptor 1 (BLT1), a separate receptor that mediates leukocyte chemotaxis. CysLT1 antagonists in this category include montelukast sodium, zafirlukast, pranlukast and MK-571. Amelubant blocks LTB4 receptors and serves as a tool for studies of neutrophil recruitment.

6 Items

  • 12S-HHT
    Cat. No.
    A60979

    12S-HHT

    Synonyms: 12(S)-HHTrE

    12S-HHT is an agonist of the BLT2 receptor and an enzymatic product of prostaglandin H2 (PGH2) via cyclooxygenase (COX)-mediated metabolism of arachidonic acid. This compound serves as an endogenous ligand that fully activates BLT2 in vivo. Notably, 12S-HHT has demonstrated the ability to suppress UV-induced IL-6 synthesis in keratinocytes, highlighting its potential anti-inflammatory properties and its utility in inflammation-related research applications.

    0.025 mg
    $345.00
    0.05 mg
    $665.00
    All 4 sizes
  • CAY10583
    Cat. No.
    A61000

    CAY10583

    CAY10583 is a potent and selective full agonist of the Leukotriene B4 receptor type 2 (BLT2). This compound effectively promotes keratinocyte migration in vitro and enhances wound healing in vivo, making it a valuable tool for studies on tissue repair mechanisms. CAY10583 holds potential for therapeutic applications in the treatment of diabetic wounds and related conditions.

    1 mg
    $40.00
    2 mg
    $55.00
    All 3 sizes
  • (Rac)-SC-45694
    Cat. No.
    A61015

    (Rac)-SC-45694

    (Rac)-SC-45694 is a racemic mixture of SC-45694, which acts as a potent leukotriene B4 (LTB4) agonist, promoting neutrophil chemotaxis. It also exhibits antagonist properties that inhibit LTB4-induced neutrophil degranulation. This compound is essential for studies investigating neutrophil function and inflammation-related pathways, making it valuable for research in immunology and related fields.

    Out of stock

    All 3 sizes
  • 12-epi-LTB4
    Cat. No.
    A61060

    12-epi-LTB4

    12-epi-LTB4 is an agonist for the BLT1 and BLT2 receptors, exhibiting partial agonistic activity against both mBLT1 and mBLT2. This compound has been shown to induce phosphorylation of extracellular signal-regulated kinase in primary mouse keratinocytes, highlighting its significance in signaling pathways. It is useful for research applications focused on investigating inflammatory responses and chemotaxis in cellular models.

    0.025 mg
    $345.00
    0.05 mg
    $600.00
    All 3 sizes
  • SC-45694 lithium
    Cat. No.
    A61066

    SC-45694 lithium

    SC-45694 lithium is an LTB4 analog that acts primarily as an agonist, enhancing neutrophil chemotaxis, while also functioning as an antagonist by inhibiting LTB4-induced degranulation. This dual activity makes SC-45694 lithium a valuable tool for studying inflammatory responses and the role of leukotrienes in immune regulation. Its applications in research include investigations into chemotactic mechanisms and the modulation of immune cell functions.

    Out of stock

    All 3 sizes
  • YM-17690
    Cat. No.
    A61077

    YM-17690

    YM-17690 is a potent agonist of leukotriene D4 (LTD4) and leukotriene E4 (LTE4), exhibiting a pKi value of 9.28 for [3H]LTD4 binding. It induces dose-dependent contractions in guinea pig ileum, lung parenchyma, and trachea, with EC50 values of 16 nM, 3.9 nM, and 22 nM, respectively. This compound is valuable for research focused on asthma, inflammation, and related respiratory conditions.

    25 mg
    $1,275.00
    50 mg
    $1,625.00
    All 3 sizes

6 Items

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