Your fingernails — composed of laminated layers of a protein called keratin — grow from the area ... in colour and consistency and free of spots or discolouration. But what does it mean ...

Thymic epithelial cells are labeled with 5 different keratin antibodies. Red: Keratin 5; Blue: Keratin 8; Green: Keratin 10; Yellow: Keratin 14; Cyan: Keratin 15 ...