cytokeratin

What are cytokeratins?

Cytokeratins are proteins made by specialized cells called epithelial cells. These cells are found on the surface of a tissue. This can be an outside surface such as the skin or an inner surface such as the inside of the colon. Epithelial cells also connect together to form channels called ducts and round structures called …
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What is CK20?

CK20 is a protein that is made mostly by cells in the colon, rectum, bladder, ureters, and urethra. It is also made by a specialized type of cell found in the skin called a Merkle cell. CK20 is a type of protein called a keratin. These proteins are made mostly by cells on the surface …
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What is CK7?

CK7 is a protein that is made mostly by cells in the lung, breast, female reproductive organs (ovaries and endometrium), thyroid gland, and salivary glands (for example the parotid gland). It is also produced by some cells in the stomach and pancreas. CK7 is a type of protein called a keratin. These proteins are made mostly …
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