Easy Entry: How Lipophilic Molecules Effortlessly Traverse the Cell Membrane

by Claudia S. Copeland, Ph.D. How Fat-Soluble Molecules Gain Entry Into Their Target Cells For bioactive molecules to exert their effects, they must first be absorbed from the outside world,which — from the body’s point of view — includes the inside of the intestinal tract. Then, they must cross another barrier, the cell membrane, to gain entry into their target…

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