The emergence and takeover of hepatitis B virus (HBV) variants carrying mutation (s) in the
preS/S genomic region is a fairly frequent event that may occur spontaneously or may be the …

Abstract The Hepatitis B Virus (HBV) has a worldwide distribution and is endemic in many
populations. It is constantly evolving and 10 genotypic strains have been identified with …

Background The association between hepatitis B virus (HBV) mutations and
hepatocarcinogenesis remains controversial because of conflicting data in the literature. We …

To evaluate whether hepatitis B virus (HBV) preS/S gene variability has any impact on
serum hepatitis B surface antigen (HBsAg) levels and to analyze the replication capacity of …

Hepatitis B virus (HBV) infection is a major public health problem in many countries, with
nearly 300 million people worldwide carrying HBV chronic infection and over 1 million …

Background. We aimed to determine whether hepatitis B virus (HBV) pre-S deletion was an
independent factor for the development of hepatocellular carcinoma (HCC). Methods. Pre-S …

A matched nested case–control study of 33 paired cases and controls was conducted,
based on a study cohort in Long An county, Guangxi, China, to determine whether infection …

Hepatitis B virus (HBV) infection is the one of the most common causes of the liver diseases
in Korea. Since the discovery of Australia antigen (hepatitis associated antigen, or HBsAg …

AIM: To analyze the hepatitis B virus (HBV) characters in China, as well as the correlation
between several HBV mutation and hepatitis symptoms. METHODS: A total of 1148 HBV …

Background The associations of nucleotide substitution mutations in the preS region of
hepatitis B virus (HBV) with hepatocellular carcinoma (HCC) and cirrhosis remain unknown …