photomicrograph of a malignant melanoma of the skin.

pathology microscopic photomicrograph melanoma medical histology cancer cell microscopy science biopsy disease tumor tissue skin microscope dermatology laboratory malignancy research treatment pigment cells oncology dermis analysis histopathology closeup patient magnification growth background ulcer view metastasis damage sunscreen technology migrating vitro biological diseases biomedical variant screening basal metastatic irregular shapes sizes located display nuclear- transformation healthy providing conreat emphasizes abnormal architecture typical nature complexity conrea skin dermis nuclear- transformation contrast pathology creative