noun
- the simultaneous transport of two or more different substances across a cell membrane by a single carrier protein
Usage: biology; biochemistry
verb
- to transport two or more different substances together across a cell membrane using a single carrier protein
Usage: biology; biochemistry
Examples
- Glucose and sodium ions cotransport across the intestinal epithelium through a shared carrier protein.
- The kidney tubules cotransport various ions and nutrients to maintain proper electrolyte balance.
- Symporters cotransport two substances in the same direction across the membrane.
- Antiporters cotransport substances in opposite directions.
- The sodium-glucose cotransporter is essential for nutrient absorption in the small intestine.
- Cells cotransport amino acids and hydrogen ions to regulate intracellular pH.
- Understanding cotransport mechanisms is crucial for studying how cells absorb medications.