Mutagenicity testing of 3 hallucinogens: LSD, psilocybin and‡9-THC using the micronucleus test

Abstract

Using the micronucleus test as a screening method for mutagenic activity, no significant increase in the number of micronuclei was found when LSD, psilocybin or Δ 9-THC were administered in 3 logarithmically increasing doses to mice. Azathioprine (Imuran®), given as …