|Courtesy of Media Services, Yale School of Medicine|
Left, a stained section of spontaneous lung metastasis showing normal lung tissue adjacent to melanoma tissue. Arrows delineate melanoma composed predominantly of melanin-containing cells. Right, cultured cells from spontaneous lung metastasis.
John Pawelek, senior research scientist in dermatology at Yale University, and colleagues report this month on a mechanism that may initiate melanoma metastasis.1 They provide the first direct evidence that...
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