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abstractpubmed· Abstract 2017· item PMID:28257281
Zika Virus Infection and Prolonged Viremia in Whole-Blood Specimens. We tested whole-blood and plasma samples from immunocompetent patients who had had benign Zika virus infections and found that Zika virus RNA persisted in whole blood substantially longer than in plasma. This finding may have implications for diagnosis of acute symptomatic and asymptomatic infections and for testing of blood donations.