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antiport
This term is a highly specialized technical word used almost exclusively in biochemistry, cell biology, and physiology. It describes a specific type of active transport where the movement of one solute is coupled to the movement of another in the opposite direction, often referred to as an exchanger.
In a professional scientific context, it is frequently contrasted with symport, where substances move in the same direction. Because it describes a specific biological mechanism, it is rarely used outside of academic or medical literature and lacks a casual or metaphorical equivalent in everyday English.
Meanings
Examples
The sodium-calcium exchanger operates as an antiport to maintain ion balance.
Does this specific protein act as a symport or an antiport?
The cell uses an antiport mechanism to export waste while importing nutrients.
I wonder if the membrane can antiport these ions efficiently under stress.
The transporter will antiport sodium ions in exchange for potassium.
This protein is designed to antiport amino acids across the lipid bilayer.
An antiport system ensures that the internal concentration remains stable.
We need to determine how the carrier protein manages to antiport the substrates.