into nude mice (Rj:NMRI-Foxn1 nu/nu, Janvier Laboratories, Le Genest-Saint-Isle, France, body weight 27.7 ± 3.4 g) without (control conditions) or with co-injection of ketoconazole (3 mg/animal). A stock solution of ketoconazole (141 mM) was prepared in ethanol/Tween-...