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单词	ionophore
释义	ionophore noun ion·​o·​phore ī-ˈä-nə-ˌfȯr  : a compound that facilitates transmission of an ion (as of calcium) across a lipid barrier (as in a cell membrane) by combining with the ion or by increasing the permeability of the barrier to it Example Sentences Recent Examples on the Web In a 2010 study, zinc coupled with an ionophore (a chemical that transports an ion across a cell membrane) was found to inhibit the replication of SARS. Allysia Finley, WSJ, 5 Oct. 2020 Some Covid-19 studies have also shown promising results from pairing zinc with the antimalaria drug hydroxychloriquine (HCQ), another ionophore. Allysia Finley, WSJ, 5 Oct. 2020 McDonald’s suppliers are still allowed to use a type of antibiotic not used to treat humans, called ionophores. Samantha Bomkamp, chicagotribune.com, 23 Aug. 2017 Word History Etymology ion + -o- + -phore First Known Use circa 1955, in the meaning defined above Medical Definition ionophore noun ion·​o·​phore ī-ˈän-ə-ˌfō(ə)r, -ˌfȯ(ə)r  : a compound that facilitates transmission of an ion (as of calcium) across a lipid barrier (as in a plasma membrane) by combining with the ion or by increasing the permeability of the barrier to it
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