The effect of different treatments on skin lesions in guinea pigs Infected with M. gypseum. aI, before treatment with olorofim; aII, After 1 week treatment with olorofim (10 μg/lesion); bI, before treatment by clotrimazole; bII, after 1 week treatment with clotrimazole (1%); cI, before treatment by PEG 300; cII, after 1 week treatment with PEG 300.