Understanding Hepatitis B Virus Characteristics and Resistance

Molecular Characteristics of Hepatitis B Virus Integration, Mutation, and Drug Resistance

Beijing Friendship Hospital · NCT06779864

This study looks at people with chronic hepatitis B to see how the virus behaves and if it has any resistance to treatments, by comparing those on medication to those not receiving treatment.

Quick facts

Study typeObservational
Enrollment2000 (estimated)
Ages18 Years and up
SexAll
SponsorBeijing Friendship Hospital (other)
Locations1 site (Beijing, Beijing Municipality)
Trial IDNCT06779864 on ClinicalTrials.gov

What this trial studies

This observational study focuses on patients diagnosed with chronic hepatitis B (CHB) to analyze the molecular characteristics of the hepatitis B virus (HBV), including its integration, mutations, and drug resistance. Participants will be divided into two cohorts: one receiving antiviral treatment and monitored for HBV-related complications, and another assessed at a single time point without treatment. Blood and liver tissue samples will be collected to investigate HBV genotypes and their association with clinical outcomes. The goal is to enhance understanding of HBV's behavior and resistance patterns in different patient populations.

Who should consider this trial

Good fit: Ideal candidates include patients with a confirmed diagnosis of chronic hepatitis B who have complete clinical data and retained blood or liver tissue samples.

Not a fit: Patients without available blood or liver tissue samples will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved management strategies for chronic hepatitis B and better treatment outcomes for patients.

How similar studies have performed: While there have been studies on HBV characteristics, this specific approach focusing on integration and drug resistance is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients with hepatitis B surface antigen positive.
* Patients who have complete demographic information, clinical data and retained blood samples or liver tissue samples

Exclusion Criteria:

* Subject who without blood samples or liver tissue samples

Where this trial is running

Beijing, Beijing Municipality

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Chronic Hepatitis B, HBV, HBV Mutation, HBV Integration, HBV Resistance

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.