Ivacaftor-D9 (CTP-656) is a potent CFTR modulator and exhibits an EC50 value of 255 nM for CFTR potentiation in G551D/F508del HBE Cells. Ivacaftor-D9 acts as an orally active and improved deuterated Ivacaftor analog for cystic fibrosis research.

Ruthenium red (Ammoniated ruthenium oxychloride) is a polycationic dye widely used for electron microscopy (EM) of cells, tissues and vegetative bacteria. Ruthenium red strongly reacts with phospholipids and fatty acids and binds to acidic mucopolysaccharides. Ruthenium red is a L-type calcium current (ICa) blocker.

Fenamic acid is a chloride channel blocker.

Anabasine ((S)-Anabasine) hydrochloride is an alkaloid that found as a minor component in tobacco (Nicotiana). Anabasine is a botanical?pesticide?nicotine, acts as a full agonist of nicotinic acetylcholine receptors (nAChRs). Anabasine induces depolarization of TE671 cells endogenously expressing human fetal muscle-type nAChRs (EC50=0.7 μM).

AP-18, a potent and selective TRPA1 inhibitor, blocks activation of TRPA1 by 50 μM Cinnamaldehyde with an IC50 of 3.1 μM and 4.5 μM for human and mouse TRPA1, respectively. AP-18 reverses complete Freund's adjuvant (CFA)-induced mechanical hyperalgesia in mice. AP-18 attenuated 30 μM AITC-induced Yo-Pro uptake in a concentration-dependent manner, with an IC50 of 10.3 μM.

Myosmine, a specific tobacco alkaloid in nuts and nut products, has low affinity for a4b2 nicotinic acetylcholinergic receptors (nAChR) with a Ki of 3300 nM.

Spadin TFA, a natural peptide derived from a propeptide released in blood, is able to block the TREK-1 (KCNK2 or K2P2.1) channel activity. Spadin TFA binds specifically to TREK-1 with an affinity of 10 nM. Spadin TFA is an efficient antidepressant in mice.

Spadin, a natural peptide derived from a propeptide released in blood, is able to block the TREK-1 (KCNK2 or K2P2.1) channel activity. Spadin binds specifically to TREK-1 with an affinity of 10 nM. Spadin is an efficient antidepressant in mice.

α-Conotoxin MII TFA (α-CTxMII TFA), a 16-amino acid peptide from the venom of the marine snail Conus magus, potently blocks nicotinic acetylcholine receptors (nAChRs) composed of α3β2 subunits, with an IC50 of 0.5 nM. α-Conotoxin MII TFA (α-CTxMII TFA) potently blocks β3-containing neuronal nicotinic receptors .

APETx2 TFA, a sea anemone peptide from Anthopleura elegantissima, is a selective and reversible ASIC3 inhibitor, with an IC50 of 63 nM. APETx2 directly inhibits the ASIC3 channel by acting at its external side. APETx2 could reverses acid‐induced and inflammatory pain.

APETx2, a sea anemone peptide from Anthopleura elegantissima, is a selective and reversible ASIC3 inhibitor, with an IC50 of 63 nM. APETx2 directly inhibits the ASIC3 channel by acting at its external side. APETx2 could reverses acid‐induced and inflammatory pain.

Conantokin G TFA, a 17-amino-acid peptide, is a potent, selective and competitive antagonist of N-methyl-D-aspartate (NMDA) receptors. Conantokin G TFA inhibits NMDA-evoked currents in murine cortical neurons with an IC50 of 480 nM. Conantokin G TFA has neuroprotective properties.

Conantokin G, a 17-amino-acid peptide, is a potent, selective and competitive antagonist of N-methyl-D-aspartate (NMDA) receptors. Conantokin G inhibits NMDA-evoked currents in murine cortical neurons with an IC50 of 480 nM. Conantokin G has neuroprotective properties.

Agitoxin-2 TFA is a K+ channel inhibitor, with IC50 values of 201 pM and 144 pM for mKV1.3 and mKV1.1, respectively).

Agitoxin-2 is a K+ channel inhibitor, with IC50 values of 201 pM and 144 pM for mKV1.3 and mKV1.1, respectively).

ShK-Dap22 TFA is a potent Kv1.3-specific immunosuppressive Polypeptide. ShK-Dap22 TFA is a selective Kv1.3 channel blocker with IC50s of 23 pM, 1.8 nM, 10.5 nM, 37 nM, and 39 nM for mKv1.3, mKv1.1, hKv1.6, mKv1.4, and rKv1.2 channels, respectively.

ShK-Dap22 is a potent Kv1.3-specific immunosuppressive Polypeptide. ShK-Dap22 is a selective Kv1.3 channel blocker with IC50s of 23 pM, 1.8 nM, 10.5 nM, 37 nM, and 39 nM for mKv1.3, mKv1.1, hKv1.6, mKv1.4, and rKv1.2 channels, respectively.

Catestatin TFA is a 21-amino acid residue, cationic and hydrophobic peptide. Catestatin TFA is an endogenous peptide that regulates cardiac function and blood pressure. Catestatin TFA is a non-competitive nicotinic antagonist acting through nicotinic acetylcholine receptors (nAChRs) to inhibit catecholamine release.

Catestatin is a 21-amino acid residue, cationic and hydrophobic peptide. Catestatin is an endogenous peptide that regulates cardiac function and blood pressure. Catestatin is a non-competitive nicotinic antagonist acting through nicotinic acetylcholine receptors (nAChRs) to inhibit catecholamine release.

α-Conotoxin AuIB TFA, a potent and selective α3β4 nicotinic acetylcholine receptor (nAChR) antagonist, blocks α3β4 nAChRs expressed in Xenopus oocytes with an IC50 of 0.75 μM.

α-Conotoxin AuIB, a potent and selective α3β4 nicotinic acetylcholine receptor (nAChR) antagonist, blocks α3β4 nAChRs expressed in Xenopus oocytes with an IC50 of 0.75 μM.

α-Conotoxin PIA TFA is a nicotinic acetylcholine receptor (nAChR) antagonist isolated from Conus purpurascens that targets nAChR subtypes containing α6 and α3 subunits. α-Conotoxin PIA has the potential for the research of Parkinson’s disease, and schizophrenia。

α-Conotoxin PIA is a nicotinic acetylcholine receptor (nAChR) antagonist isolated from Conus purpurascens that targets nAChR subtypes containing α6 and α3 subunits. α-Conotoxin PIA has the potential for the research of Parkinson’s disease, and schizophrenia。

α-Conotoxin PnIA TFA, a potent and selective antagonist of the mammalian α7 nAChR, has the potential for the research of neurological conditions such as neuropathic pain and Alzheimer’s disease.

α-Conotoxin PnIA, a potent and selective antagonist of the mammalian α7 nAChR, has the potential for the research of neurological conditions such as neuropathic pain and Alzheimer’s disease.

α-Bungarotoxin is a competitive antagonist at nicotinic acetylcholine receptors (nAChRs). α-Bungarotoxin, a selective α7 receptor blocker, blocks α7 currents with an IC50 of 1.6 nM and has no effects on α3β4 currents at concentrations up to 3 μM.

Huwentoxin-IV TFA is a potent and selective sodium channel blocker, inhibits neuronal Nav1.7, Nav1.2, Nav1.3 and Nav1.4 with IC50s of 26, 150, 338 and 400 nM, respectively. Huwentoxin-IV TFA preferentially blocks peripheral nerve subtype Nav1.7 by binding neurotoxin receptor site 4. Huwentoxin-IV TFA has analgesic effects on animal models of inflammatory and neuropathic pain.

Huwentoxin-IV is a potent and selective sodium channel blocker, inhibits neuronal Nav1.7, Nav1.2, Nav1.3 and Nav1.4 with IC50s of 26, 150, 338 and 400 nM, respectively. Huwentoxin-IV preferentially blocks peripheral nerve subtype Nav1.7 by binding neurotoxin receptor site 4. Huwentoxin-IV has analgesic effects on animal models of inflammatory and neuropathic pain.

L-R4W2 TFA is a potent antagonist of vanilloid receptor 1 (VR1, TRPV1), with an IC50 of 0.1 μM. L-R4W2 TFA may act as a potent analgesic.

L-R4W2 is a potent antagonist of vanilloid receptor 1 (VR1, TRPV1), with an IC50 of 0.1 μM. L-R4W2 may act as a potent analgesic.