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Bee

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A1289 Apamin from bee venom, ≥95% (HPLC) The only polypeptide neurotoxin that is known to pass the blood-brain barrier. Blocks ATP-type Ca+2-activated K+ channels.
A9459 Apamin synthetic, ≥97% (HPLC) The only polypeptide neurotoxin that is known to pass the blood-brain barrier. Blocks ATP-type Ca+2-activated K+ channels.
V3375 Bee venom from Apis mellifera (honey bee) lyophilized powder  
V3125 Bee venom from Apis mellifera (honey bee) dried venom