Definition of "epithelial" []

• Of or pertaining to the epithelium (adjective)

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• "Using the milk samples, Dr. Arcaro and her team of researchers isolated what are known as epithelial cells and then looked at the DNA inside them."
• "She isolated potentially cancerous cells, known as epithelial cells."
• "The process called epithelial-mesenchymal transdifferientiation (EMT) has been known to play a role in releasing cells (epithelial cells) on the surface of the solid tumor and transforming them into transient mesenchymal cell: cells with the ability to start to grow a new tumor."