The event of mutations in the surface antigen gene of hepatitis B virus (HBV) results in
undetectable hepatitis B surface antigen with positive/negative anti-hepatitis B core (anti …

In Iran, the prevalence of hepatitis C virus (HCV) infection is relatively low according to the
population-based epidemiological studies. However, the epidemiology of HCV is changing …

Results OCI has been reported in several high-risk groups, especially in hemodialysis
patients and subjects with cryptogenic liver disease. Furthermore, some studies have …

BACKGROUND The presence of hepatitis C virus (HCV) RNA in liver tissue or peripheral
blood mononuclear cells with no identified virus genome in the serum has been reported …

One of the pathological forms of chronic hepatitis C is occult HCV infection (OCI), in which
there is no detectable HCV RNA in plasma specimens but HCV RNA is present in PBMCs …

The presence of hepatitis C virus (HCV) genome in liver biopsy or peripheral blood
mononuclear cell (PBMC) specimens in the absence of detectable HCV‐RNA in plasma of …

Despite recent efforts to control and eradicate the hepatitis C virus (HCV), Iran still faces
significant gaps and challenges in HCV epidemiological data. Accurate prevalence …

Background: Working children are susceptible to infection with various infectious
microorganisms. Unfortunately, the difficulties of working children are growing at a …

Occult hepatitis C virus infection (OCI) is defined by the presence of HCV RNA in peripheral
blood mononuclear cells (PBMCs) and liver tissue cells despite the absence of HCV RNA in …

Materials and Methods: 52 formalin-fixed paraffin-embedded tissue blocks including 23
(44.3%) Hodgkin and 29 (55.7%) Non-Hodgkin samples were collected and five micrometer …