Human immunodeficiency viruses (HIV) belong to the family Retroviridae and subfamily Lentivirinae and Genus Lentivirus . Two types of HIV are recognized; HIV-1 and HIV-2. Both differ in geographical distribution, biological and molecular characteristics and extent of transmissibility. These viruses store their genetic information as ribonucleic acid (RNA). RNA must be converted to DNA by a spec…
A well-organised Blood Transfusion Service (BTS), with quality systems in all areas, is a pre-requisite for the safe and effective use of blood and blood products. This is a vital component of any health care delivery system. An integrated strategy for Blood Safety is required for elimination of transfusion transmitted infections (TTI) and for provision of safe and adequate blood supply to …