NEW ORLEANS – The accuracy of prostate-specific antigen (PSA) screening for prostate cancer could be improved by accounting for genetic factors that cause changes in PSA levels that are not associated ...

Researchers report that they have identified genetic variants that determine the shape of human teeth, including a gene inherited from Neanderthals. The scientists published their paper “PITX2 ...

Freckles are often caused by variations in a particular gene that affects melanin. They are common and usually harmless. If you have concerns about any marks on your skin, consult a dermatologist for ...

Many genetic mutations have been found to be associated with a person’s risk of developing Parkinson’s disease. Yet for most of these variants, the mechanism through which they act remains unclear.