1. Signaling Pathways
  2. GPCR/G Protein
    Neuronal Signaling
  3. Opioid Receptor
  4. κ Opioid Receptor/KOR Isoform
  5. κ Opioid Receptor/KOR Agonist

κ Opioid Receptor/KOR Agonist

κ Opioid Receptor/KOR Agonists (22):

Cat. No. Product Name Effect Purity
  • HY-N0164
    Matrine
    Agonist ≥98.0%
    Matrine (Matridin-15-one) is an alkaloid found in plants from the Sophora genus that can act as a kappa opioid receptor and u-receptor agonist. Matrine has a variety of pharmacological effects, including anti-cancer, anti-oxidative stress, anti-inflammation and anti-apoptosis effects. Matrine is potential in the research of disease like human non-small cell lung cancer, hepatoma, papillary thyroid cancer and acute kidney injury (AKI).
  • HY-P1333
    Dynorphin A
    Agonist 98.06%
    Dynorphin A is an endogenous opioid peptide involved in inhibitory neurotransmission in the central nervous system (CNS). Dynorphin A is a highy potent kappa opioid receptor (KOR) agonist, and is also an agonist for other opioid receptors, such as mu (MOR) and delta (DOR). Dynorphin A can induce neuronal death, and can be used in the research of neurological disease.
  • HY-17609
    Difelikefalin
    Agonist 99.50%
    Difelikefalin (CR-845; FE-202845) is a peripherally restricted and selective agonist of kappa opioid receptor (KOR). Difelikefalin produces anti-inflammatory effects and has the potential in modulating pruritus in conditions such as chronic kidney disease.
  • HY-163916
    SalA-VS-07
    Agonist
    SalA-VS-07 is a G protein-biased partial agonist for the Kappa-opioid receptor (KOR). SalA-VS-07 can be used for research of pain and other disorders.
  • HY-162552
    KOR/DOR agonist 1
    Agonist
    KOR/DOR agonist 2 is a KOR and DOR opioid receptors agonist with Ki values of 0.14 nM, and 0.93 nM, respectively. KOR/DOR agonist 2 shows significant antinociceptive effects. KOR/DOR agonist 2 penetrates the blood-brain barrier.
  • HY-12363
    U-69593
    Agonist 99.73%
    U-69593 is a potent and selective κ1-opioid receptor agonist. U-69593 attenuates addictive agent-induced behavioral sensitization in the rat. U-69593 reduces anxiety and enhances spontaneous alternation memory in mice. U-69593 reduces calcium-dependent dialysate levels of dopamine and glutamate in the ventral striatum.
  • HY-P0088
    Porcine dynorphin A(1-13)
    Agonist 99.81%
    Porcine dynorphin A (1-13) is a potent, endogenous κ opioid receptor agonist and is antinociceptive at physiological concentrations.
  • HY-P1594A
    Dynorphin A (1-10) (TFA)
    Agonist 98.19%
    Dynorphin A (1-10) (TFA), an endogenous opioid neuropeptide, binds to extracellular loop 2 of the κ-opioid receptor. Dynorphin A (1-10) (TFA) also blocks NMDA-activated current with an IC50 of 42.0 μM.
  • HY-101205
    ICI 199441
    Agonist 99.39%
    ICI 199441 is a potent and selective κ-opioid receptor agonist. ICI 199441 can improve heart resistance to ischemia/reperfusion.
  • HY-107384A
    Asimadoline hydrochloride
    Agonist 99.82%
    Asimadoline (EMD-61753) hydrochloride is an orally active, selective and peripherally active κ-opioid agonist with IC50s of 5.6 nM (guinea pig) and 1.2 nM (human recombinant). Asimadoline hydrochloride has low permeability across the blood brain barrier and has peripheral anti-inflammatory actions. Asimadoline hydrochloride ameliorates allodynia in diabetic rats and has the potential for irritable bowel syndrome (IBS).
  • HY-151811
    NAQ
    Agonist
    NAQ is a potent and selective μ opioid receptor partial agonist, with a Ki of 0.55 nM. NAQ shows selectivity for Mu opioid receptor over the δ receptor (Ki=132.50 nM) and the κ receptor (Ki=26.45 nM). NAQ can be used for the research of opioid withdrawal or dependence.
  • HY-P3870
    DALDA
    Agonist
    DALDA is a potent and highly selective μ-opioid receptor agonist with a Ki of 1.69 nM. DALDA shows antinociceptive and respiratory effects.
  • HY-P4679
    (N-Me-Tyr1,N-Me-Arg7,D-Leu-NHEt8)-Dynorphin A (1-8)
    Agonist
    (N-Me-Tyr1,N-Me-Arg7,D-Leu-NHEt8)-Dynorphin A (1-8) (E-2078), a stable Dynorphin A (1–8) (HY-P2159) analog, is a kappa opioid receptor (KOR) agonist.
  • HY-159088
    KOR agonist 2
    Agonist
    KOR agonist 2 (Compound 23p) is an agonist for κ opioid receptor (KOR) with Ki of 1.9 nM. KOR agonist 2 exhibits analgesic effect in mouse models with ED50 of 1.30 mg/kg. KOR agonist 2 exhibits high clearance rate (2 mg/kg, i.v.) in mice, high metabolism and clearance in liver microsomes.
  • HY-P1333A
    Dynorphin A TFA
    Agonist
    Dynorphin A TFA is an endogenous opioid peptide involved in inhibitory neurotransmission in the central nervous system (CNS). Dynorphin A TFA is a highy potent kappa opioid receptor (KOR) agonist, and is also an agonist for other opioid receptors, such as mu (MOR) and delta (DOR). Dynorphin A TFA can induce neuronal death, and can be used in the research of neurological disease.
  • HY-163277
    PIPE-3297
    Agonist
    PIPE-3297 (compound 25) is a selective kappa opioid receptor (KOR) agonist, which activates the G-protein signaling with EC50 of 1.1 nM and exhibits low β-arrestin-2 recruitment activity (10%). PIPE-3297 induces myelination and reveals an anti-inflammatory activity.
  • HY-P3445
    Anrikefon
    Agonist
    Anrikefon (HSK21542) is a kappa opioid receptor agonist with analgesic effect.
  • HY-161539
    KOR agonist 1
    Agonist
    KOR agonist 1 (Compound 7a) is a selective agonist for opioid receptor, with EC50s of 3.4, 701.2 and 1649 nM, for KOR, MOR and DOR, respectively. KOR agonist 1 binds KOR, MOR and DOR, with Kis of 3.9, 1053 and 4196 nM, respectively. KOR agonist 1 exhibits antinociceptive effect in ICR mouse model (ED50 in hot plate test is 0.3 mg/kg, in abdominal constriction test is 0.2 mg/kg).
  • HY-19231
    DPI-3290
    Agonist
    DPI-3290 (Org 41793) is a potent and specific opioid receptors agonist with Ki values of 0.18 nM, 0.46 nM, and 0.62 nM for δ-, μ-, and κ-opioid receptors, respectively。DPI-3290 is one of a series of novel centrally acting agents with potent antinociceptive activity.
  • HY-P1594
    Dynorphin A (1-10)
    Agonist
    Dynorphin A (1-10) an endogenous opioid neuropeptide, binds to extracellular loop 2 of the κ-opioid receptor. Dynorphin A (1-10) also blocks NMDA-activated current with an IC50 of 42.0 μM.