the cytotoxic effects of 1-nitropyrene and 1-nitrosopyrene were compared in fibroblasts from normal persons , from excision-repair-deficient xeroderma pigmentosum ( xp ) patients , and from a patient with an inherited predisposition to malignant melanoma of the skin ( hereditary cutaneous malignant melanoma [ hcmm ] ) .
C0043346
xeroderma pigmentosum
C0151779
malignant melanoma of the skin