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seroconversion
(redirected from seroconversions)

   Also found in: Dictionary/thesaurus, Wikipedia 0.01 sec.
seroconversion /se·ro·con·ver·sion/ (-con-ver´zhun) the change of a seronegative test from negative to positive, indicating the development of antibodies in response to immunization or infection.
se·ro·con·ver·sion (sîr-kn-vûrzhn, -shn)
n.
Development of antibodies in blood serum as a result of infection or immunization.

Seroconversion
The change from HIV-negative to HIV-positive status during blood testing. Persons who are HIV-positive are called seroconverters.
Mentioned in: AIDS Tests

seroconversion
[- kənvur′zhən]
Etymology: L, serum, whey, conversio, turned about
a change in serologic test results from negative to positive as antibodies develop in reaction to an infection or vaccine.

seroconversion [se″ro-kon-ver´zhun]
the change of a serologic test from negative to positive, indicating the development of antibodies in response to infection or immunization.

seroconversion (sirˈ·ō·kn·verˑ·zhn),
n change of serologic test results from negative to positive because of antibodies that develop in reaction to a vaccine or infection.

seroconversion (sir´ōknvur´zhn),
n a blood test in which the amount of time required for the blood to change from seronegative to seropositive is indicative of specific diseases.

seroconversion
the development of antibodies to an infectious organism in response to natural infection or to the administration of a vaccine.

seroconversion
Immunology The development of antibodies detectable in the serum, after exposure to a particular organism or antigen, in a person who was previously immunologically 'naive' for–ie, previously unexposed to a particular antigen; seroconversion may indicate current infection–and transmissibility of a pathogen–eg, HIV-1–seroconversion to p24 and/or p41 antibody production or HBV–seroconversion to surface antibody-HBsAb or e antibody–HBeAb production. See Seropositive. Cf Seronegative.


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Study participants with equivocal (40 qualitative seroconversions with <4-fold increase in H.
Although 1,149 cases of seroconversions for hepatitis viruses were found among the persons with bleeding disorders enrolled in the study, "none of these cases was attributable to blood products received during this time period, which indicates that blood factor concentrates used to treat bleeding disorders are unlikely to transmit viral hepatitis," the CDC report states.
If correct that translates to 892 new seroconversions in San Francisco, more than double the estimate reached at the last consensus meeting in 1997 and a marked increase over last year's interim estimate of 716 new infections per year.
 
 
 
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