AE1/AE3
AE1/AE3 is a special laboratory test that detects proteins called cytokeratins, which are found in epithelial cells. Epithelial cells form the lining of many surfaces in the body, such as the skin, glands, and the inside of organs like the lungs, bladder, and digestive tract. AE1/AE3 is not a single protein but a mixture of …
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