Melanoma cells are the malignant cells of melanoma, a cancer arising from melanocytes, the pigment-producing cells derived from the neural crest that normally reside in the skin and, less commonly, in mucosal surfaces, the eye, and other sites. Transformation involves accumulated genetic alterations affecting growth…
Melanoma cells are the malignant cells of melanoma, a cancer arising from melanocytes, the pigment-producing cells derived from the neural crest that normally reside in the skin and, less commonly, in mucosal surfaces, the eye, and other sites. Transformation involves accumulated genetic alterations affecting growth-signaling and cell-cycle pathways, including mutations in BRAF, NRAS, and other regulators, which drive uncontrolled proliferation, resistance to apoptosis, and the capacity for invasion and metastasis. Melanoma cells frequently retain melanocytic features such as pigment production and characteristic markers, aiding histopathologic and immunochemical identification, and they exhibit notable phenotypic plasticity that contributes to aggressive behavior and therapeutic resistance. Their study spans molecular characterization of driver mutations, the biology of tumor progression and dissemination, and the behavior of tumor cells in experimental and in vitro systems. Because melanoma is strongly associated with ultraviolet exposure, prevention and sun protection are emphasized alongside early detection. Therapeutically, understanding melanoma-cell biology has transformed treatment, enabling targeted inhibitors directed at specific mutations and immunotherapies such as immune-checkpoint blockade of the programmed cell death protein-1 pathway, which restores antitumor immune responses. Continued investigation of melanoma-cell signaling, immune evasion, and resistance mechanisms remains central to improving outcomes in this potentially life-threatening malignancy.
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The 5 articles above have been cited 42 times in the scholarly literature. Citation data via OpenAlex and Crossref, updated Jun 2026.
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