HBV cccDNA: viral persistence reservoir and key obstacle for a cure of chronic hepatitis B

M Nassal - Gut, 2015 - gut.bmj.com
At least 250 million people worldwide are chronically infected with HBV, a small
hepatotropic DNA virus that replicates through reverse transcription. Chronic infection …

Covalently closed circular DNA: the ultimate therapeutic target for curing HBV infections

MG Martinez, A Boyd, E Combe, B Testoni… - Journal of hepatology, 2021 - Elsevier
Current antiviral therapies, such as pegylated interferon-α and nucleos (t) ide analogues,
effectively improve the quality of life of patients with chronic hepatitis B. However, they can …

Hepatitis B virus genome recycling and de novo secondary infection events maintain stable cccDNA levels

C Ko, A Chakraborty, WM Chou, J Hasreiter… - Journal of …, 2018 - Elsevier
Background & Aims Several steps in the HBV life cycle remain obscure because of a lack of
robust in vitro infection models. These steps include particle entry, formation and …

Hepatitis B virus cccDNA: Formation, regulation and therapeutic potential

Y Xia, H Guo - Antiviral research, 2020 - Elsevier
Hepatitis B virus (HBV) infection remains a major public health concern worldwide with
about 257 million individuals chronically infected. Current therapies can effectively control …

The role of cccDNA in HBV maintenance

L Allweiss, M Dandri - Viruses, 2017 - mdpi.com
Chronic hepatitis B virus (HBV) infection continues to be a major health burden worldwide; it
can cause various degrees of liver damage and is strongly associated with the development …

[HTML][HTML] Hepatitis B virus molecular biology and pathogenesis

RJ Lamontagne, S Bagga, MJ Bouchard - Hepatoma research, 2016 - ncbi.nlm.nih.gov
As obligate intracellular parasites, viruses need a host cell to provide a milieu favorable to
viral replication. Consequently, viruses often adopt mechanisms to subvert host cellular …

[HTML][HTML] Hepatitis B virus replication

J Beck, M Nassal - World journal of gastroenterology: WJG, 2007 - ncbi.nlm.nih.gov
Hepadnaviruses, including human hepatitis B virus (HBV), replicate through reverse
transcription of an RNA intermediate, the pregenomic RNA (pgRNA). Despite this kinship to …

Reduction of covalently closed circular DNA with long-term nucleos (t) ide analogue treatment in chronic hepatitis B

CL Lai, D Wong, P Ip, M Kopaniszen, WK Seto… - Journal of …, 2017 - Elsevier
Background and Aims Hepatitis B virus (HBV) covalently closed circular DNA (cccDNA), a
mini-chromosome essential for HBV replication, is supposed to be resistant to nucleos (t) ide …

Proliferation of primary human hepatocytes and prevention of hepatitis B virus reinfection efficiently deplete nuclear cccDNA in vivo

L Allweiss, T Volz, K Giersch, J Kah, G Raffa… - Gut, 2018 - gut.bmj.com
Objective The stability of the covalently closed circular DNA (cccDNA) in nuclei of non-
dividing hepatocytes represents a key determinant of HBV persistence. Contrarily, studies …

New insight on hepatitis B virus persistence from the study of intrahepatic viral cccDNA

F Zoulim - Journal of hepatology, 2005 - Elsevier
Chronic hepatitis B virus (HBV) infection remains a major health problem affecting
approximately 400 million people worldwide. Although HBV replication is only mildly …