Recovery and cultivation of dermatophytes and other fungi from clinical material. Soy Peptone Yeast Extract Agar is a modification of Sabouraud Medium and was formulated by Carmichael and Claus 1,2 to selectively isolate Trichophyton verrucosum, a fungus associated with ringworm infections. Soy Peptone Yeast Extract Agar contains streptomycin and chloramphenicol which inhibits bacteria but allows the detection of fungal pathogens.||Appearance:|Light beige to beige homogeneous free-flowing powder||Solubility:|Light amber, clear, complete after autoclaving||pH:|As Reported||Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.