| seropositivity of hepatitis b virus and hepatitis c virus dual infection among blood donors in nyala teaching hospital. | the aim of this study was to determine the seropositivity of hepatitis b virus (hbv) and hepatitis c virus (hcv) dual infection among blood donors in nyala teaching hospital, which is the biggest (400 beds) hospital in great dar fur of western sudan. 400 blood donors were tested serologically for the detection of hbsag and anti-hcv antibodies. only one (0.25%) out of the 400 examined blood donors was detected reactive for both hbsag and anti-hcv antibodies. the study concluded that the seroposit ... | 2009 | 20028507 |