toxic unit


tox·ic u·nit (TU),

a unit formerly synonymous with minimal lethal dose in guinea pig but that, because of the instability of toxins, is now measured in terms of the quantity of standard antitoxin with which the toxin combines.
See also: L doses, minimal lethal dose.
Synonym(s): toxin unit

tox·ic u·nit

(tok'sik yū'nit) A unit formerly synonymous with minimal lethal dose but that, because of the instability of toxins, is now measured in terms of the quantity of standard antitoxin with which the toxin combines.
See also: L doses, minimal lethal dose
Synonym(s): toxin unit.