with nearly all subjects developing hepatitis A antibodies (anti-HAV) within 2 weeks. [3] However, a second dose of vaccine, given 6 or 12 to 18 months after the first dose in accordance with the ...

Future Virology. 2012;7(5):461-472. Studies show that the PCR detection of HAV RNA has an important role in the early diagnosis of infection, especially in the window period during outbreaks and ...

Among the many lingering questions about the coronavirus, one of the most crucial is: How long do antibodies last? With some diseases, like measles and hepatitis A, infection is a one-and-done deal.