keratohyalin
/ˌkɛrətoʊˈhaɪəlɪn/
noun
- A granular protein found in the cells of the skin's outer layer that helps form keratin, the tough protein that makes up hair, nails, and the outer skin.
- Keratohyalin granules are visible under a microscope in the cells of the epidermis.
- Scientists study keratohyalin to understand how skin becomes strong and waterproof.
- The production of keratohyalin is an important step in the formation of healthy skin.