Cav 2.2 blocker 2 is a Cav2.2 calcium channel blocker extracted from patent WO2017046581A1, compound 1. Cav 2.2 blocker 2 can reverses hyperalgesia associated with an injury or inflammation in conjunction with the opioid.

Taurolithocholic acid sodium salt, a potent cholestatic agent, is a potent Ca2+ agonist.

UK-59811 hydrochloride, a Br-dihydropyridine derivative, is a potent bacterial homotetrameric model voltage-gated Ca2+ (CaV) channel CaVAb inhibitor with an IC50 of 194 nM.

1,2,4-Trihydroxybenzene (Hydroxyhydroquinone), a by-product of coffee bean roasting, increases intracellular Ca2+ concentration in rat thymic lymphocytes.

(Rac)-MEM 1003 is the racemate of MEM 1003. MEM 1003, a dihydropyridine compound, is a potent L-type Ca2+ channel antagonist and has the potential for Alzheimer’s disease 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.

ω-Agatoxin IVA is a potent, selective P/Q type Ca2+ channel blocker with IC50s of 2 nM and 90 nM for P-type and Q-type Ca2+ channels, respectively. ω-Agatoxin IVA (IC50, 30-225 nM) inhibits glutamate exocytosis and calcium influx elicited by high potassium. ω-Agatoxin IVA also blocks the high potassium-induced release of serotonin and norepinephrine. ω-Agatoxin IVA has no effect on L-type or N-type calcium channels.

ω-Agatoxin TK, a peptidyl toxin of the venom of Agelenopsis aperta, is a potent and selective P/Q type Ca2+ channel blocker. ω-Agatoxin TK inhibits the high K+ depolarisation-induced rise in internal Ca2+ in cerebral isolated nerve endings with an IC50 of of 60 nM. ω-Agatoxin TK has no effect on L-type, N-type, or T-type calcium channels.

Huwentoxin XVI TFA, an analgesic, is a highly reversible and selective mammalian N-type calcium channel (IC50 of ~60 nM) antagonist from Chinese tarantula Ornithoctonus huwena. Huwentoxin XVI TFA has no effect on voltagegated T-type calcium channels, potassium channels or sodium channels.

Huwentoxin XVI, an analgesic, is a highly reversible and selective mammalian N-type calcium channel (IC50 of ~60 nM) antagonist from Chinese tarantula Ornithoctonus huwena. Huwentoxin XVI has no effect on voltagegated T-type calcium channels, potassium channels or sodium channels.

CALP1 TFA is a calmodulin (CaM) agonist (Kd of 88 μM) with binding to the CaM EF-hand/Ca2+-binding site. CALP1 TFA blocks calcium influx and apoptosis (IC50 of 44.78 μM) through inhibition of calcium channel opening. CALP1 TFA blocks glutamate receptor channels and blocks a store-operated nonselective cation channel. CALP1 TFA activates CaM-dependent phosphodiesterase activity.

CALP1 is a calmodulin (CaM) agonist (Kd of 88 μM) with binding to the CaM EF-hand/Ca2+-binding site. CALP1 blocks calcium influx and apoptosis (IC50 of 44.78 μM) through inhibition of calcium channel opening. CALP1 blocks glutamate receptor channels and blocks a store-operated nonselective cation channel. CALP1 activates CaM-dependent phosphodiesterase activity.

CALP2 TFA is a calmodulin (CaM) antagonist (Kd of 7.9 μM) with high affinity for binding to the CaM EF-hand/Ca2+-binding site. CALP2 TFA inhibits CaM-dependent phosphodiesterase activity and increases intracellular Ca2+ concentrations. CALP2 TFA potently inhibits of adhesion and degranulation. CALP2 TFA is also a strong activator of alveolar macrophages.

CALP2 is a calmodulin (CaM) antagonist ( (Kd of 7.9 μM)) with high affinity for binding to the CaM EF-hand/Ca2+-binding site. CALP2 inhibits CaM-dependent phosphodiesterase activity and increases intracellular Ca2+ concentrations. CALP2 potently inhibits of adhesion and degranulation. CALP2 is also a strong activator of alveolar macrophages.

SNX-482, a peptidyl toxin of the spider Hysterocrates gigas, is a potent, high affinity, selective and voltage-dependent R-type CaV2.3 channel blocker with an IC50 of 30 nM. SNX-482 has antinociceptive effect.

ProTx-I, a venom toxin of the tarantula Thrixopelma pruriens, is a potent, selective CaV3.1 channel blocker with IC50 values of 0.2 μM and 31.8 μM for hCaV3.1 and hCaV3.2 respectively. ProTx-I is also a potent blocker for voltage-gated Na+ channels and inhibits KV 2.1 channels.

ω-Conotoxin GVIA TFA is an inhibitor of the N-type Ca2+ channel.

ω-Conotoxin GVIA is an inhibitor of the N-type Ca2+ channel.

ω-Conotoxin MVIIC TFA is a N- and P/Q-type Ca2+ channel blocker, significantly suppresses the 11-keto-βboswellic acid-mediated inhibition of glutamate release.

ω-Conotoxin MVIIC is a N- and P/Q-type Ca2+ channel blocker, significantly suppresses the 11-keto-βboswellic acid-mediated inhibition of glutamate release.

β-Cyfluthrin (beta-Cyfluthrin) is a type II synthetic pyrethroid and also an active ingredient of many insecticide products used for pestsin agriculture. β-Cyfluthrin is a neurotoxicant and affects calcium concentration in nervous tissue by inhibiting Ca2+ ATPase involved in calcium transport.

Bepridil hydrochloride hydrate ((±)-Bepridil hydrochloride hydrate) is a non-selective, long-acting Ca+ channel antagonist and Na+, K+ channel inhibitor, with antianginal and type I antiarrhythmic effects. Bepridil hydrochloride hydrate also acts as a cardiac Na+/Ca2+ exchange (NCX1) inhibitor. Bepridil hydrochloride hydrate can be used for the research of cardiovascular disorders.

Calcium ionophore I (ETH 1001) is a selective Ca2+ ionophore for biological membranes. Calcium ionophore I can be used in Ca2+-selective microelectrodes that can be used for quantitative intracellular measurements of resting Ca2+-activities and of slowly changing Ca2+-levels.

Urolithin C, a gut-microbial metabolite of Ellagic acid, is a glucose-dependent activator of insulin secretion. Urolithin C is a L-type Ca2+ channel opener and enhances Ca2+ influx. Urolithin C induces cell apoptosis through a mitochondria-mediated pathway and also stimulates reactive oxygen species (ROS) formation.

TPC2-A1-N is a novel, lipophilic, membrane permeable isoform-selective small molecule agonist of two-pore channel 2 (TPC2). TPC2-A1-N plays its role by mimicking the physiological actions of NAADP and PI(3,5)P2?through independent binding sites. TPC2-A1-N has inverse effects on key lysosomal activities and increases the pH in the lysosomal lumen in a TPC2-dependent manner.

Ned-K is a nicotinic acid adenine dinucleotide phosphate (NAADP) antagonist. Ned-K is effective at dampening simulated ischaemia and reperfusion (sIR)-induced Ca2+ oscillations in cardiomyocytes.

Isotachysterol 3 is an analog of 1,25-dihydrox Vitamin D3. Isotachysterol 3 stimulates intestinal calcium transport and bone calcium mobilization in anephric rats.

TTA-A2 is a potent, selective and orally active t-type voltage gated calcium?channel antagonist with reduced pregnane X receptor (PXR) activation. TTA-A2 is equally potent against the Cav3.1 (a1G) and Cav3.2 (a1H) channels with IC50 values of 89 nM and 92 nM, respectively, at -80 and -100 mV holding potentials. TTA-A2 can be used for the research of a variety of human neurological diseases, including sleep disorders and epilepsy.

Cyclic ADP-ribose ammonium (cADPR ammonium) is a potent second messenger for calcium mobilization that is synthesized from NAD+ by an ADP-ribosyl cyclase. Cyclic ADP-ribose ammonium increases cytosolic calcium mainly by Ryanodine receptor-mediated release from endoplasmic reticulum and also by extracellular influx through the opening of TRPM2 channels.

sFTX-3.3 is a Ca2+ channel antagonist with IC50s of approximately 0.24 mM and 0.70 mM against P-type and N-type channels.