Definition: A mutant strain of Rattus norvegicus without a thymus and with depressed or absent T-cell function. This strain of rats may have a small amount of hair at times, but then lose it.
NIM when exper animal: no qualif; when IM, qualif permitted; do not forget also to check tag RATS
Other names Rats, Athymic; Nude Rats; Athymic Rats; Rat, Nude; Rat, Athymic; Nude Rat; Athymic Rat