countertransport

countertransport

 [kown″ter-trans´port]
the simultaneous transport of two substances across a membrane in opposite directions, either by the same carrier or by different carriers that are biochemically linked to each other. See also cotransport.

count·er·trans·port

(kown'ter-tranz'pōrt),
The transport of one substance across a membrane, coupled with the simultaneous transport of another substance across the same membrane in the opposite direction.

countertransport

/coun·ter·trans·port/ (-trans´port) the simultaneous transport of two substances across a membrane in opposite directions, either by the same carrier or by two carriers that are biochemically linked to each other.

countertransport

[-trans′pôrt]
Etymology: L, contra + trans, across, portare, carry
the simultaneous transport of two different substances across the same membrane, each in the opposite direction.

count·er·trans·port

(kown'tĕr-trans'pōrt)
The transport of one substance across a membrane, coupled with the simultaneous transport of another substance across the same membrane in the opposite direction.
References in periodicals archive ?
PAH/alpha-KG countertransport stimulates PAH uptake and net secretion in isolated rabbit renal tubules.
Measurement of sodium-lithium countertransport kinetics.
Sodium-lithium countertransport has low affinity for sodium in hyperinsulinemic hypertensive subjects.
Validation of red cell sodium-lithium countertransport measurement--influence of different loading conditions.
countertransport in diabetes: methodology and controversy.
Increased erythrocyte sodium-lithium countertransport activity in essential hypertension is due to an increased affinity for extracellular sodium.
Increased sodium-lithium countertransport in red cells of patients with essential hypertension.
Kinetics of sodium-lithium countertransport activity in patients with uncomplicated type I diabetes.
Increased sodium-lithium countertransport activity in red cells of patients with insulin-dependent diabetes and nephropathy.
Increased blood pressure and erythrocyte sodium/lithium countertransport activity are not inherited in diabetic nephropathy.
Changes in erythrocyte sodium-lithium countertransport kinetics in diabetic nephropathy.