What is meant by seroprotection?
(sēr″ō-prō-tĕk′shŭn) An antibody response capable of preventing infection, e.g., after a vaccination or a previous infection with a microorganism.
What is the difference between seroconversion and seroprotection?
The WHO defines a “protective” titer as 1:40, based on a 50% reduction in disease, and thus the term seroprotection refers to those individuals with a titer of 1:40 or better (11). Seroconversion is defined as an increase in HI titer following vaccination of fourfold or greater.
What is Seroresponse?
Seroconversion (seroresponse) was defined as an HI titer of <40 before vaccination and ≥40 after vaccination. • Seronegativity was defined as an HI titer of <40 both before and after vaccination.
What happens during seroconversion?
Seroconversion is the period during which the body starts producing detectable levels of HIV antibodies. This usually occurs several weeks after initially contracting the virus. During seroconversion, a person may experience flu-like symptoms, such as fever and body aches.
Is immunogenicity good or bad?
Vaccines work by stimulating the immune system to produce antibodies against a foreign agent, a weakened version of a disease germ, creating antibodies to that disease, so that the body can protect itself from that disease ever after. But with biologic drugs, immunogenicity is a bad thing.
What is immunogenicity difference between antigenicity and immunogenicity?
The term immunogenicity refers to the ability of a substance to induce cellular and humoral immune response, while antigenicity is the ability to be specifically recognized by the antibodies generated as a result of the immune response to the given substance.
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Which is the best definition of seroprotection?
Seroprotection was defined as antibody titers [greater than or equal to] 4 ( [log.sub.2] [greater than or equal to]2) (8,13). Seroprotection against HBV infection was defined as having an anti-HBs level of [greater than or equal to]10 mIU/ml after having received a complete immunization schedules.
What does a symbol mean in a dream?
dream dictionary. Tweet. Symbols are the language of dreams. A symbol can invoke a feeling or an idea and often has a much more profound and deeper meaning than any one word can convey. At the same time, these symbols can leave you confused and wondering what that dream was all about.