from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A poisonous protein found in the seeds of the rosary pea.
from The Century Dictionary.
- noun A name given to a poisonous principle obtained from
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
Warden and Waddell, of Calcutta, have isolated an essential oil, an acid named "ábric" and an amorphous substance called abrin, obtained by precipitation with alcohol from a watery infusion of the pulverized seeds.
Also, when monoclonal antibodies were coupled to bacterial or plant toxins for e.g. Exotoxin A of pseudomonas aeruginosa or abrin from Abrus precatorious penetrates the cell membrane and inhibits protein synthesis.
I was in the lab, so we had a chat, yes—about trichothecenes—and also about our work on other plant toxins, such as abrin from Abrus precatorius and the toxin from aconite.
It appears that Karen Lichfield was killed by abrin, not trichothecenes.
It was not a shard of glass; it was a splinter from a jequirity seed containing abrin—from America.
So Karen Lichfield died from abrin poisoning, but not from abrin in her own lab, not the material she was working on, which she said had come from Thailand.
And the inflammation on her hand was not from a shard of broken glass, as she had imagined, but from the sliver of a jequirity seed containing abrin—from America.
Connstein, Hoyer and Wartenburg's work with castor seeds, have made similar experiments with jequirity seeds (_Abrus peccatorius_) containing the enzyme abrin, emulsin from crushed almonds, the leaves of
Immunity of the same nature can be acquired in the same way against snake and scorpion poisons, and against certain vegetable toxins, _e. g._ ricin, abrin, &c.
Ricin and abrin are vegetable protein toxins of enormous potency and exert a narcotic action.