1. Signaling Pathways
  2. Membrane Transporter/Ion Channel
  3. Sodium Channel

Sodium Channel

Na channels; Na+ channels

Sodium channels are integral membrane proteins that form ion channels, conducting sodium ions (Na+) through a cell's plasma membrane. They are classified according to the trigger that opens the channel for such ions, i.e. either a voltage-change (Voltage-gated, voltage-sensitive, or voltage-dependent sodium channel also called VGSCs or Nav channel) or a binding of a substance (a ligand) to the channel (ligand-gated sodium channels). In excitable cells such as neurons, myocytes, and certain types of glia, sodium channels are responsible for the rising phase of action potentials. Voltage-gated Na+ channels can exist in any of three distinct states: deactivated (closed), activated (open), or inactivated (closed). Ligand-gated sodium channels are activated by binding of a ligand instead of a change in membrane potential.

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-171738
    Anti-SLC34A2 (Lifastuzumab)-MC-Vc-PAB-SN38
    Antagonist
    Anti-SLC34A2 (Lifastuzumab)-MC-Vc-PAB-SN38 is an antibody-drug conjugate (ADC) consisting of the humanized anti-SLC34A2 (sodium-dependent phosphate transporter 2) antibody Lifastuzumab (HY-P99970) conjugated to the linker Mc-VC-PAB and the topoisomerase I inhibitor SN38 (HY-13704). The ADC toxic molecule and linker part are Mc-VC-PAB-SN38 (HY-131057). Anti-SLC34A2 (Lifastuzumab)-MC-Vc-PAB-SN38 can be used in cancer research.
    Anti-SLC34A2 (Lifastuzumab)-MC-Vc-PAB-SN38
  • HY-P10595
    Antho-Rwamide II
    Inhibitor
    Antho-Rwamide II is a neuropeptide that can be isolated from the sea anemone Anthopleura elegantissima. Antho-Rwamide II can induce contraction of the endothelial muscles of the sea anemone and participate in neurotransmission. Antho-Rwamide II can be used to explore the function of the nervous system in invertebrates.
    Antho-Rwamide II
  • HY-P5783
    δ-Buthitoxin-Hj2a
    Agonist
    δ-Buthitoxin-Hj2a, a scorpion-venom peptide, is a potent NaV1.1 agonist with an EC50 of 32 nM. δ-Buthitoxin-Hj2a can be used for the Dravet syndrome (DS) research.
    δ-Buthitoxin-Hj2a
  • HY-156596A
    Aneratrigine hydrochloride
    Inhibitor
    Aneratrigine (hydrochloride) is a sodium channel protein type 9 subunit alpha blocker. Aneratrigine (hydrochloride) can be used for neuropathic pain diseases research.
    Aneratrigine hydrochloride
  • HY-123427
    Transcainide
    Inhibitor
    Transcainide (R 54718) is an orally active antiarrhythmic agent.
    Transcainide
  • HY-151360
    NHE3-IN-3
    Inhibitor
    NHE3-IN-3 (Compound 1) is a Na+/H+ exchanger isoform 3 (NHE3) inhibitor with pIC50 of 6.2 and 6.6 against human and rat NHE3, respectively. NHE3-IN-3 shows high (98%) oral bioavailability in Sprague–Dawley rats.
    NHE3-IN-3
  • HY-P5180
    Hainantoxin-III
    Antagonist
    Jingzhaotoxin-V is a peptide that inhibits potassium currents in Xenopus laevis oocytes with an IC50 value of 604.2 nM. Jingzhaotoxin-V also inhibits tetrodotoxin-resistant and tetrodotoxin-sensitive sodium currents in rat dorsal root ganglion neurons with IC50 values of 27.6 and 30.2 nM, respectively.
    Hainantoxin-III
  • HY-P5810
    Ceratotoxin-2
    Inhibitor
    Ceratotoxin-2 (CcoTx2) is a voltage-gated sodium channel blocker with IC50s of 8 nM and 88 nM against Nav1.2/β1 and Nav1.3/β1, respectively.
    Ceratotoxin-2
  • HY-12533B
    Disopyramide hydrochloride
    Inhibitor
    Disopyramide hydrochloride is a class IA antiarrhythmic agent with efficacy in ventricular and atrial arrhythmias. Disopyramide hydrochloride blocks the fast inward sodium current of cardiac muscle and prolongs the duration of cardiac action potentials. Disopyramide hydrochloride inhibits HERG encoded potassium channels. Disopyramide hydrochloride also exhibits complex protein binding, and has a potent negative inotropic action.
    Disopyramide hydrochloride
  • HY-66012A
    Proparacaine
    Inhibitor
    Proparacaine (Proxymetacaine) is a local anesthetic. Proparacaine blocks voltage-gated sodium channels on neuronal cell membranes, thereby inhibiting signal conduction and nociceptive signal transmission. Proparacaine blocks nociceptive signals in the eye and induces ocular muscle relaxation to reduce eye movement during surgery. Proparacaine is used in research related to cataracts.
    Proparacaine
  • HY-19000
    ACC-9358
    Inhibitor
    ACC-9358 is an orally active sodium channel blocker. ACC-9358 has antiarrhythmic activity. ACC-9358 can be used in research on cardiovascular diseases such as arrhythmias.
    ACC-9358
  • HY-18600AS
    Azimilide-d8 dihydrochloride
    Inhibitor
    Azimilide-d8 (NE-10064-d8) dihydrochloride is the deuterium labeled Azimilide dihydrochloride (HY-18600A). Azimilide dihydrochloride is a class III antiarrhythmic agent, which works by blocking potassium channels in the heart. Azimilide dihydrochloride is a dual blocker of IKs (IC50 = 2.6 μM (2mM [K⁺]ₑ)) and IKr (IC50 = 1 μM (4 mM [K⁺])). Azimilide dihydrochloride blocked HERG channel at 0.1 and 1 Hz with IC50s of 1.4 μM and 5.2 μM respectively. Azimilide dihydrochloride also inhibits L-type calcium current (ICa) (IC50 = 17.8 μM) and sodium current (INa) (IC50 = 19 μM). Azimilide dihydrochloride can be used for the study of atrial fibrillation and ventricular fibrillation.
    Azimilide-d<sub>8</sub> dihydrochloride
  • HY-B0114S2
    Oxcarbazepine-d8
    Inhibitor
    Oxcarbazepine-d8-1 is a deuterium of Oxcarbazepine. Oxcarbazepine is a sodium channel blocker. Oxcarbazepine significantly inhibits glioblastoma cell growth and induces apoptosis or G2/M arrest in glioblastoma cell lines. Oxcarbazepine-d8-1 has anti-cancer and anticonvulsant effects.
    Oxcarbazepine-d<sub>8</sub>
  • HY-105498
    ADD-196022
    ADD-196022 is an orally active antiepileptic and anticonvulsant agent. ADD-196022 shows ED50 values of 26.2 mg/kg and 5.79 mg/kg for intraperitoneal injection in mice and orally administration in rats. ADD-196022 can be used for the research of neurological disease.
    ADD-196022
  • HY-14836
    Elpetrigine
    Inhibitor
    Elpetrigine (JZP 4) is a potent calcium and sodium channel blocker. Elpetrigine has anticonvulsant, antidepressant, antimania and anxiolytic effects. Elpetrigine can be used in the research of epilepsy and bipolar disorder.
    Elpetrigine
  • HY-182334
    azo-Q2a
    Inhibitor
    azo-Q2a is a photoswitchable NaV1.5 inhibitor. azo-Q2a exists as the trans isomer with low activity in the dark or under 480 nm illumination, and exists as the cis isomer with higher inhibitory potency under 365 nm illumination. azo-Q2a reduces the heart rate of living zebrafish larvae in a light-dependent manner. azo-Q2a can be used for the study of arrhythmias.
    azo-Q2a
  • HY-13735H
    Quinacrine acetate
    Inhibitor
    Quinacrine (Acriquine) acetate is a small molecule modulator of the cGAS-STING-TBK1 signaling pathway, possessing immune stimulatory activity. Quinacrine acetate has been explored for its potential therapeutic applications in enhancing anti-tumor immunity. Quinacrine acetate can improve the effectiveness of cancer immunotherapies by addressing the poor immunogenicity of various tumors. Quinacrine acetate also presents a promising strategy for overcoming the limitations associated with immune checkpoint inhibitors in cancer treatment.
    Quinacrine acetate
  • HY-W040171
    Tefluthrin
    Activator
    Tefluthrin is a pyrethroid insecticide. Tefluthrin prolongs the opening time of Nav1.6 sodium channels, leading to membrane depolarization and conductance block in the insect nervous system, thereby disrupting neural function.
    Tefluthrin
  • HY-106718
    Barucainide
    Inhibitor
    Barucainide is an Ib-class anti-arrhythmic agent (moderately blocking sodium channel). Barucainide exhibits concentration-dependent inhibitory effects on the maximum upstroke velocity (Vmax) of Purkinje fibers and ventricular muscle in dogs. Barucainide significantly shortens the action potential duration (APD). Barucainide significantly inhibits the pacemaker activity frequency of atrial tissue in rabbits and the enhanced automaticity of Purkinje fibers under normal resting potential in response to isoproterenol. Barucainide cannot inhibit the abnormal automaticity emission frequency of canine Purkinje fibers induced by barium. Barucainide can be used for research on arrhythmias.
    Barucainide
  • HY-W699451
    MTSET chloride
    Inhibitor
    MTSET chloride is a membrane-impermeable, thiol-specific reagent that primarily acts as an inhibitor of the Nav1.5 sodium channel. MTSET chloride reduces the peak sodium current amplitude of most mutant Nav1.5 channels, induces a hyperpolarizing shift in steady-state inactivation, and slows the recovery process, but shows no activity against wild-type and non-inactivating Nav1.5 channel mutants. MTSET chloride reacts covalently with T336C mutant P2X2 receptors, partially reversibly blocks ATP-induced cation currents, and exerts no effect on wild-type P2X2 receptors.
    MTSET chloride
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