Definition: The term "serosal" is a medical concept that refers to a layer of cell membrane, which is composed primarily of cholesterol and other lipids. This layer serves as a protective barrier between the cell wall and the interior of the cell. The function of this layer is to maintain the integrity of the cell membrane and allow for the movement of substances such as ions, glucose, and other molecules through the cell. In addition, serosal can also be involved in the regulation of cell signaling pathways and
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