Which of the following is a tripaite toxin?: (A) Diphtheria toxin, (B) Anthrax toxin, (C) Botulinum toxin, (D) Cholera toxin
Answer is B. Anthrax toxin is tripaite toxin It consist of Edema factor Protective factor Lethal factor Diphtheria toxin made up of A and B fragments Active fragment causes ADP ribosylation of EF leads to inhibition of protein synthesis Botulinum toxin - it has anticholinergic action Cholera toxin - two component