Ever noticed those white patches on someone’s skin and wondered what that is? That’s vitiligo, a skin condition that’s more common than you might think. It happens when the skin loses its ...

Reuben K. Sam was about 4 years old when his parents noticed patches of his skin losing pigment, resulting in lighter or white spots. The condition is vitiligo, and it is due to the body's immune ...

They also discovered an overexpression of an enzyme in vitiligo-affected skin. Too much of this enzyme, matrix metalloproteinase 2 (MMP2), might be causing the disturbance to the basement membrane.