Mebs D
Toxicon. 1984;22(2):306-7. doi: 10.1016/0041-0101(84)90031-x.
A heat labile toxic protein of 25,000 molecular weight was isolated (LD50 0.85 mg/kg. i.p. injection into mice) from the pedicellariae of the sea urchin Tripneustes gratilla. Pretreatment of the mice with antihistaminics did not prevent the toxic effects.