Category
page 1HIV vaccine research
HIV vaccine
in-progress vaccinations that may prevent or treat HIV infections

seroconversion
thumb|right|The general stages of seroconversion for hepatitis B, where the line of detectability indicates seropositivity
In immunology, seroconversion is the development of specific antibodies in the blood serum as a result of infection or immunization, including vaccination. During infection or immunization, antigens enter the blood, and the immune system begins to produce antibodies in response. Before seroconversion, the antigen itself may or may not be detectable, but the antibody is absent. During seroconversion, the antibody is present but not yet detectable. After seroconversion, the
World AIDS Vaccine Day
health awareness day