February 3, 2017

The Science of Skin Color

Skin color is caused by a multitude of factors, the brown to tan color of skin is determined by a brown pigment called melanin, which is produced by cells in the epidermis called melanocytes. Pigmented moles or nevi arc localized areas of increased pigment produce by a different pigment producing cell called a nevus cell. These areas can be flat or elevated and can vary in color based on the quantity of pigment contained in the nevus cell. Melanocytes produce pigment, unlike the nevus cell, can disturb the pigment to other cells of the epidermis (keratinocytes). Ultraviolet light – both […]