Other interesting points, blonde, and blue eyes are caused again by absence of pigment or lesser pigment, the mutation that turns of pigment production in the iris which also causes blue eyes is the same mutation that can cause albinism. (religion.blogs.cnn.com)
To shift into red pigment production, the enzyme flavonoid 3», 5» - hydroxylase (F3» 5 «h) is functionally inactivated in the 13 red - flowered species they examined by mutations that abolish enzyme activity. (sciencedaily.com)
«Knowing that immune cytokines can change pigment production in melanocytes, while also knowing that chronic inflammation has the potential to increase the number of melanocytes, has clear implications for the design of future therapies to address a set of common skin disorders,» says Dr. Krueger, director of Milstein Research Program and D. Martin Carter Professor in Clinical Investigation. (sciencedaily.com)