Abstract A mathematical model of the infection of CD4+ T-cells by HIV that includes the effects of treatment by a reverse transcriptase inhibitor (RTI) and a protease inhibitor (PI) is studied. The model includes three populations of CD4+ T-cells (healthy cells. latently-infected cells which cannot produce virus. and productively-infected cells which can produce virus) and two populat... http://parisnaturalfoodes.shop/product-category/l-proline/