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Transcellular diffusion transports ions, sugar molecules, vitamins, and minerals through epithelial cells’ apical (top) and basolateral (bottom) surfaces via transporter proteins. Nutrient absorption in the GIT is an example of this process (Vanuytsel et al., 2021),.
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CNP (2026). Transcellular Diffusion. In CNP Encyclopedia Editorial Board (Eds.), Encyclopedia of Nutritional Psychology. The Center for Nutritional Psychology.
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