Until now, all the SIV strains scientists had identified were coh influence chiseled from additional lentiviruses in many key shipway. They all had two incomparable genes, for lesson, called nef and vpr. But they also lacked a gene initiate in opposite lentiviruses, called vpr dUTP. The phytologist mouse lemur's virus has nef-which unites it with different SIVs in primates.
ohscientists had identified were
العلاج :هو الايمان بالله .... ثم الثقة بالنفس
مع عدم اليأس .... والصبر ثم الصبر.