Potassium Channel
KcsA
Potassium channels are the most widely distributed type of ion channel and are found in virtually all living organisms. They form potassium-selective pores that span cell membranes. Potassium channels are found in most cell types and control a wide variety of cell functions. Potassium channels function to conduct potassium ions down their electrochemical gradient, doing so both rapidly and selectively. Biologically, these channels act to set or reset the resting potential in many cells. In excitable cells, such asneurons, the delayed counterflow of potassium ions shapes the action potential. By contributing to the regulation of the action potential duration in cardiac muscle, malfunction of potassium channels may cause life-threatening arrhythmias. Potassium channels may also be involved in maintaining vascular tone.
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Potassium Channel Inhibitors
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Potassium Channel Agonists
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Potassium Channel Antagonists
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Potassium Channel Activators
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Potassium Channel Modulators
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Potassium Channel Chemical
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Potassium Channel Controls
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Potassium Channel Related Products (1121)
Related Products (1121)
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Antibodies (6)
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Related Compound Screening Libraries (1)
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KVI-020
0 ImagesCat. No.: HY-14186CAS No.: 1000306-34-2Synonyms: WYE-160020KVI-020 is an orally active, potent and selective blocker of the atrial potassium channel Kv1.5, with an IC50 of 480 nM. KVI-020 can inhibits hERG, with an IC50 of 15100 nM. KVI-020 is a potent antiarrhythmic agent, and can be used for atrial fibrillation (AF) research.
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Tolbutamide-13C
0 ImagesCat. No.: HY-B0401S1Tolbutamide-13C is the 13C-labeled Tolbutamide. Tolbutamide is a first generation potassium channel blocker, sulfonylurea oral hypoglycemic agent.
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Aprikalim
0 ImagesCat. No.: HY-121183CAS No.: 132562-26-6Synonyms: RP 52891Aprikalim (RP 52891), a potassium channel opener (KCO), activates ATP-sensitive K+ (KATP) channels in guinea pig ventricular myocytes. Using patch-clamp techniques, it was found that aprikalim enhances KATP channel activity more effectively in Mg-NDP solution compared to standard solutions. In Mg-NDP solution, aprikalim reduced the sensitivity of KATP channels to ATP, increasing the concentration of ATP required to inhibit channel activity by half (K1) from 56 μM to 180 μM. However, this effect diminished over time. Aprikalim's ability to activate KATP channels in Mg-NDP solution suggests potential therapeutic implications in modulating cardiac excitability and may relate to changes in channel protein enzymatic activity under experimental conditions.
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hERG-IN-3
0 ImagesCat. No.: HY-175289hERG-IN-3 is an orally active hERG blocker with an IC50 of 44.5 nM. hERG-IN-3 exhibits a Ki for β2-adrenergic receptor of 14 nM. hERG-IN-3 exhibits the skeletal muscle Nav1.4 and sodium channel-blocking activities (IC50 = 4.4 μM, 3-fold increasement than hNav1.5). hERG-IN-3 displays a potent antimyotonic activity in an animal model. hERG-IN-3 can be used for the study of Myotonia Congenita.
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4-Octyl itaconate-Bn-S-NH2
0 ImagesCat. No.: HY-1805294-Octyl itaconate-Bn-S-NH2 (Compound 8b) is a vasodilator. 4-Octyl itaconate-Bn-S-NH2 can slowly and stably release H₂S, and it alleviates oxidative stress through an antioxidant reaction that depends on the activation of Nrf2. 4-Octyl itaconate-Bn-S-NH2 inhibits the production of intracellular ROS caused by H₂O₂ damage and the cytotoxicity of cells, and activates potassium channel. 4-Octyl itaconate-Bn-S-NH2 can be used for research on hypertension.
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Bupivacaine hydrochloride monohydrate (Standard)
0 ImagesCat. No.: HY-W415121RCAS No.: 73360-54-0Bupivacaine (hydrochloride monohydrate) (Standard) is the analytical standard of Bupivacaine (hydrochloride monohydrate). This product is intended for research and analytical applications. Bupivacaine hydrochloride monohydrate is a NMDA receptor inhibitor. Bupivacaine hydrochloride monohydrate can block sodium, L-calcium, and potassium channels. Bupivacaine hydrochloride monohydrate potently blocks SCN5A channels with the IC50 of 69.5 μM. Bupivacaine hydrochloride monohydrate can be used for the research of chronic pain.
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KW-3407
0 ImagesCat. No.: HY-19066CAS No.: 115750-37-3KW-3407 is an antiarrhythmic agent. KW-3407 can inhibit two-stage (24 and 48 h) coronary ligation-, digitalis- and adrenaline-induced spontaneously occurring arrhythmias with IC50 values of 18.1, 14.4, 18.3 and 21.4 μg/mL. KW-3407 can decrease the sinoatrial rate and contractile force, and increase the coronary blood flow and AV conduction times.
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Agitoxin-2
0 ImagesCat. No.: HY-P1282CAS No.: 168147-41-9Agitoxin-2 is a K+ channel inhibitor, with IC50 values of 201 pM and 144 pM for mKV1.3 and mKV1.1, respectively).
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NR2B-selective NMDA receptor antagonist 1
0 ImagesCat. No.: HY-126123CAS No.: 457897-92-6NR2B-selective NMDA receptor antagonist 1 (compound 29) is a potent antagonist of NR1/NR2B receptors, with IC50s of 0.05 μM, 0.73 μM, 2.4 μM to NR1/NR2B NMDA receptor, hERG, α1-AdR, respectivity. NR2B-selective NMDA receptor antagonist 1 exhibites efficient permeability across the blood–brain barrier.
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N-Acetylprocainamide hydrochloride
0 ImagesSynonyms: Acecainide hydrochloride; NAPA hydrochlorideN-Acetylprocainamide (Acecainide) hydrochloride is a class III antiarrhythmic, which blocks K+ channels. N-Acetylprocainamide hydrochloride exerts inhibitory effects on the maximum following frequency (MFF) of isolated rabbit atria. N-Acetylprocainamide hydrochloride can be used for the study of arrhythmias.
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AZD-1305
0 ImagesCat. No.: HY-111245CAS No.: 872045-91-5AZD-1305 is an antiarrhythmic agent and atrial selective sodium channel/potassium channel blocker, which can significantly prolongs action potential duration and reduces excitability, cause atrial selective ERP prolongation and acute termination of atrial fibrillation. AZD1305 can be used for atrial fibrillation research.
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Hymenidin
0 ImagesCat. No.: HY-118328CAS No.: 107019-95-4
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L-Palmitoylcarnitine chloride (Standard)
0 ImagesL-Palmitoylcarnitine (chloride) (Standard) is the analytical standard of L-Palmitoylcarnitine (chloride). This product is intended for research and analytical applications. L-Palmitoylcarnitine chloride, a long-chain acylcarnitine and a fatty acid metabolite, accumulates in the sarcolemma and deranges the membrane lipid environment during ischaemia. L-Palmitoylcarnitine chloride inhibits KATP channel activity, without affecting the single channel conductance, through interaction with Kir6.2[1].
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Procainamide (Standard)
0 ImagesSynonyms: Procaine amide (Standard); SP 100 (Standard)Procainamide (Standard) is the analytical standard of Procainamide. This product is intended for research and analytical applications. Procainamide (Procaine amide) is a specific and potent inhibitor of DNA methyltransferase 1 (DNMT1), which reactivates the expression of tumor suppressor factors by demethylating tumor suppressor genes. Procainamide induces vacuolization in various cell types and reduces cell proliferation and migration. Procainamide relaxes airway smooth muscle by activating potassium channels. Procainamide can be used in cancer and arrhythmia research.
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BL-1021
0 ImagesCat. No.: HY-115359CAS No.: 1002331-76-1BL-1021 is an orally active ion channel blocker. BL-1021 significantly reduces symptoms of neuropathic pain without noticeable sedation or cardiac arrhythmias. BL-1021 can be used in the research of acute and chronic pain.
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ERG-IN-7
0 ImagesCat. No.: HY-184190ERG-IN-7 is a Nav1.5, Cav1.2 and Kv11.1 inhibitor with IC50 values of 10.34 μM, 21.01 μM, and 16.385 μM for human Nav1.5, Cav1.2, and Kv11.1, respectively. ERG-IN-7 prolongs action potentials, reduces conduction velocity, and restores cardiac function. ERG-IN-7 can be used for the research of ventricular arrhythmia.
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Kv7.2 modulator 2
0 ImagesCat. No.: HY-161625CAS No.: 2950243-05-5Kv7.2 modulator 2 (compound 52) is a Kv7.2 channel modulator and can be used for study of epilepsy.
