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Fig 1--Changes in CD4 cell counts (*) and plasma viraemia (*) during HIV infection (modified from Fauci5 with permission). During primary infection CD4 cell counts drop while plasma viraemia--measured by p24 antigen assay or polymerase chain reaction--is high, and in this early period HIV antibody levels can still be undetectable
If the slide opens in your browser, select File -> Save As to save it.)
Fig 1--Changes in CD4 cell counts (*) and plasma viraemia (*) during HIV infection (modified from Fauci5 with permission). During primary infection CD4 cell counts drop while plasma viraemia--measured by p24 antigen assay or polymerase chain reaction--is high, and in this early period HIV antibody levels can still be undetectable
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