cotransport

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noun co·trans·port \ (ˌ)kō-tran(t)s-ˈpȯrt , -ˈtran(t)s-ˌpȯrt \
Updated on: 11 Sep 2017

Definition of cotransport

:the coupled transport of chemical substances across a cell membrane in which the energy required to move a substance (such as glucose) against a gradient in concentration or in electrical potential is provided by the movement of another substance (such as a sodium ion) along its gradient in concentration or in electric potential
  • The sodium-linked glucose transporters are largely restricted to the intestine and kidney, where they actively transport glucose against a glucose-concentration gradient by using sodium cotransport as an energy source.
  • —Peter R. Shepherd and Barbara B. Kahn
— see also cotransporter

cotransport

or co-transport transitive verb, cotransported or co-transported; cotransporting or co-transporting
    • glucose cotransported with two Na+ ions

First Known Use of cotransport

1970


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