A Painful Mixture

Reproductive sytem of a honeybee in the process of detaching after stinging
Photo: Kathy Keatly Garvey

Bee venom is complex with at least 10 polypeptides present. I posted last time about the pain inducing effects of melittin. What do the other peptides do? Like melittin, apamin, mast-cell degranulating peptide, and a PLA2-related peptide caused inflammatory responses when injected into lab rats. The animals responded by flinching their paws in the area of injection for a brief period but…

Source: Living With Insects Blog

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