Engineered botulism toxins could have broader role in medicine

ScienceDaily (Nov. 30, 2011) — The most poisonous substance on Earth -- already used medically in small doses to treat certain nerve disorders and facial wrinkles -- could be re-engineered for an expanded role in helping millions of people with rheumatoid arthritis, asthma, psoriasis and other diseases, scientists are reporting. Their study appears in ACS' journal Biochemistry.Edwin Chapman and colleagues explain that toxins, or poisons, produced by Clostridium botulinum bacteria, cause of a rare...

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