Publications by authors named "Zhao-ling Liang"

Objective: To quantitatively detect hepatitis B virus covalently closed circular DNA (HBV cccDNA) in sera of chronic hepatitis B patients with a newly established assay.

Methods: Primers and probe were designed in highly conservative region of HBV DNA. DNA was extracted from 175 sera samples of chronic hepatitis B patients, and was treated with plasmid-Safe-ATP-dependent Dnase(PSAD) to eliminate the relaxed circular DNA (rcDNA).

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Article Synopsis
  • The study aimed to analyze HBV drug-resistant mutations associated with nucleos(t)ide analogues in 340 patients with chronic hepatitis B.
  • Researchers used serum HBV DNA extraction, nested PCR, and direct sequencing to identify mutations and analyze their clinical significance.
  • Findings revealed drug-resistant mutations in a subset of patients on treatment, with specific mutations linked to resistance against drugs like lamivudine, adefovir, and entecavir, highlighting the importance of monitoring these mutations for effective HBV therapy planning.
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