Researchers from the University of Pennsylvania have discovered key insights into the molecular basis of skin color variations among African populations. Their findings, published in Nature Genetics, ...

Human skin color is primarily determined by the pigment melanin, which includes eumelanin and pheomelanin. The amount, distribution and type of melanin also affect hair and eye color. Factors such as ...

Skin pigmentation may act as a "sponge" for some medications, potentially influencing the speed with which active drugs reach their intended targets, a pair of scientists report in a perspective ...

A new review has highlighted how skin tone can affect the safety and effectiveness of some medications and why the current way we run clinical drug trials needs to change to include more historically ...

Sarah Tishkoff Of the University of Pennsylvania led a collaborative team of researchers who have discovered key insights into the molecular basis of skin color differences among Africans. “There’s so ...