English

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Etymology

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From counter- +‎ transport.

Noun

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countertransport (uncountable)

  1. (biochemistry) The transport of two chemical species across a membrane in opposite directions
    • 2002, Max EllenbergHarold Rifkinet al., Ellenberg and Rifkin's Diabetes Mellitus:
      Increased Na+/Li+ countertransport activity has been described in a study of parents of proteinuric type 1 diabetic patients, although not in another.

Verb

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countertransport (third-person singular simple present countertransports, present participle countertransporting, simple past and past participle countertransported)

  1. To transport two chemical species across a membrane in opposite directions
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