Several reports have been published about the level of activity and possible functions of
dopachrome tautomerase (DCT) In mouse melanoma cells. Data about the levels of this
activity In human melanocytes In culture are still scarce, and, as far as we know, a
comparison between mouse and human melanocytes, or between normal and malignant
melanocytes, has never been published. We have measured the tyrosinase and DCT
activities, as well as the melanin content, in mouse Cloudman melanoma cells, two lines of …