Advertisement

The Body: The Complete HIV/AIDS Resource
Follow Us Follow Us on Facebook Follow Us on Twitter Download Our App
Professionals >> Visit The Body PROThe Body en Espanol

Hiv P24 Antigen

Here's a taste of what TheBody.com has to offer on this topic:
Ask the Experts

Dou Hiv antibody/p24 antigen test

Dear Dr Bob,thank you for your selfless work.I had an unprotected sexual encounter with someone of unknown status 7 weeks ago.I am desperate for some peace of mind.I want to take the HIV antibody/p24 antigen Duo Test,next week and would desperately...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hi Tony,HIV-antibody tests taken prior to the three-month mark are not considered to be definitive or conclusive. You'll have to hold tight until then for a conclusive test result. I'll send my good-luck karma that your definitive three-month test... Read more »

p24 antigen and HIV testing positive

Hello, I tested positive in September this year. And one of the bands listed was p24. My question... Read more »

HIV 1 DNA, Qualitative/PCR testing results

...results were negative"2)is this test the same as the HIV p24 antigen test?thanks & regards. Read more »
Articles
The Body PRO

Innovative Rapid HIV Test Appears to Detect Acute HIV; OraQuick Rapid Saliva Tests Found to Be Not Very Accurate for High Risk Testers

...that makes it -- Inverness. It's called the Determine Antigen/Antibody Combo test and it detects not only antibodies, but also HIV p24 antigen, which is the most common protein in the blood made by HIV and is detectable by a number of different... Read more »
U.S. Centers for Disease Control and Prevention

Novel Immunoassay Suitable for Blood Donor Screening

...blood donor screening," Weber and colleagues concluded, "because of its low number of false positives and because it detects HIV p24 antigen with a sensitivity comparable to that of single-antigen assays." Back to other CDC news for September... Read more »
New York State Department of Health AIDS Institute

Diagnostic, Monitoring and Resistance Laboratory Tests for HIV

...Architect HIV Combo assay (Abbott) has been approved by the FDA for clinical use; this fourth generation ELISA combines detection of HIV p24 antigen and HIV-1/HIV-2 antibodies. Because the HIV p24 antigens produced by the virus may be detectable... Read more »
U.S. Food and Drug Administration

Fourth Generation HIV Diagnostic Test Approved, Permitting Earlier Detection of Infection

On June 18, 2010, FDA approved a new, "4th generation" HIV diagnostic assay. The ARCHITECT HIV Ag/Ab Combo Assay is the first HIV diagnostic assay that simultaneously detects both antigen and antibodies for the Human Immunodeficiency Virus (HIV).... Read more »
Connect With Others

please help.....from India

Posted by confused700, 1 Reply
...test):negative Hep B:negative At 6 months mark- HIV 1/2 antibodies:negative At 7 months mark- HIV 1/2 antibodies:negative HIV P24 Antigen:negative Hep C:negative All are negative but i am not convinced...what do u suggest??some docs are... Read more »

test nuevos mas sensitivos

Posted by Anonymous
...examined by currently available screening kits and confirmatory tests for HIV antibody, and also by tests for the detection of HIV p24 antigen or HIV RNA. Ten of these patients were given early ART and eight were not. To demonstrate the very... Read more »

John Hopkins on Seroconversion

Posted by Anonymous, 4 Replies
...(This is the "eclipse time" and requires sufficient replication for detection. Some cases have a substantial delay.) Days 16-17: HIV p24 antigen becomes detectable. Day 23: EIA screening becomes positive. The time of a positive WB depends on the... Read more »

Window Period Data

Posted by Anonymous, 1 Reply
Are there some information that people test negative on Elisa just after 6/7 weeks, that tests postive after 13 weeks. Does anybody is aware of such case? This window period, and so many confused statement by the experts - I have not seen the case... Read more »