Nose pores are the openings to the hair follicles on your skin. Attached to these follicles are sebaceous glands. These glands produce a natural oil called sebum, which moisturizes your skin.

Sebaceous hyperplasia is a harmless skin condition that occurs more commonly in people over age 60. It refers to small bumps, usually on the face, that stem from overgrown sebaceous glands. Your ...

A sebaceous cyst—also known as a steatocystoma—is a fluid-filled bump under your skin that develops when the sebaceous (oil) ...

Figure 1: Scd expression and identification of molecular lesions in ab mice. Figure 2: Expression of Scd in wild-type skin.