A cross section of healthy skin, showing the skin layer (red), the normal microbiome of skin bacteria (green) and several types of immune cells (purple). In skin affected by colitis, the bacteria ...

Nuclei of the skin cells (blue) and the outermost layer of the skin (green), the horny layer, which shows a characteristic thickening in atopic dermatitis. In addition to structural proteins, it ...

Skin is the body's largest organ and, along with hair, nails, and skin-associated nerves and glands, is part of the integumentary system, according to the National Library of Medicine (NLM). This ...

Human skin is amazing. It senses temperature, pressure, and texture. It’s able to stretch and spring back, time and again. And it provides a barrier between the body and bad things in the ...