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Holiday schedule

Quest Diagnostics Patient Service Centers will have modified hours during the holiday season.

  • Closing early at 12:00pm on December 24, 2025
  • Closed on December 25, 2025
  • Closing early at 12:00pm on December 31, 2025
  • Closed on January 1, 2026


Have a healthy, happy holiday!

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Quest Diagnostics

A Laboratory-Developed Quantitative Hepatitis B Surface Antigen (qHBsAg) Test Detects 8 Major HBV Genotypes and sG145R Mutants

2022 ASTDA (American Sexually Transmitted Diseases Association): Advancing HIV, STI and  Viral Hepatitis Testing Conference

March 29-April 1, 2022, Virtual Meeting

Oral presentation: A laboratory-developed quantitative hepatitis B surface antigen (qHBsAg) test detects 8 major HBV genotypes and sG145R mutants

Authors: Lapé Nixon ML, Kagan RM, Baumann RE, Batterman HJ, Schwab DA

Specialties: Infectious Disease

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