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Antigen Cells And Hiv Testing

Here's a taste of what TheBody.com has to offer on this topic:
Get the Facts
The Well Project

Understanding CD4 Cells and CD4 Cell Tests

The Basics CD4 Count and HIV CD4 Count and HIV Treatment CD4 Cell Test The Bottom Line The Basics Your immune system protects your body by fighting germs and infections.White blood cells are an important part of your immune system. HIV infects and destroys a type of white blood cell called aCD4 cell (sometimes called a T-cell). As the immune system loses CD4 cells, it becomes weaker and is less able tofight off germs. When it...
Ask the Experts

PCR and Antigen Testing

Dear Doctor,Is PCR another name for ELISA or Western Blot?The word "Gold Standard" is reffered to which?Is it true to say Antegen testing of the presence of the virus is effective only imediately after infection. I meanit does not show any...
Mark Holodniy, M.D., F.A.C.P., C.I.C.

Response from Mark Holodniy, M.D., F.A.C.P., C.I.C.

Stanford University, School of Medicine
ELISA and Western blot assays are used to determine the presence of antibodies to HIV. Polymerase chain reaction (PCR) detects or quantitates the actual virus in blood plasma or blood cells. The antigen test you mention is p24 antigen, which is a... Read more »

Testing after PEP - Peculiar concerns (HEPATITIS C AND DELAYED HIV SEROCONVERSION, 2011) (APTIMA - HIV-1 RNA QUALITATIVE ASSAY, 2011) (p24 ANTIGEN TESTING, 2011)

Dear Doctor FauscinoWith my apologies if some of the questions below seem repetitive. I hope I do not upset you. There are some matters below that are somewhat distinct and I am hopeful you can add some additional clarity and/or confirmation to....
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello,No apology is necessary. I've answered so may questions in this forum over the years that greater than 99% of the questions I respond to on a daily basis I've already addressed (many multiple times). Responding to your specific... Read more »

HIV and Inhibition of Antigen Presentation

Dear Doctor,Please dont ignore this.This is regarding your response that antidepressants have no immunosupressive affects. I understand that the usage of antidepressants results in an increased amout of interleukien 10 (IL 10 ) in the body....
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hi,Yes, some medications can have effects on interleukins, but this amount of down regulation of antigen presentation is quite minimal and will not affect HIV antibody tests. The immune system is much, much more complicated than you would ever... Read more »

HIV Test + p24 antigen affected by Aciclovir?

Dear Doctor, I did a HIV Test + p24 antigen at 100 days and was negative but in that period I was taking Aciclovir 400mg. Did the Aciclovir affected the reliability of that test? Can I consider the "negative" test result as conclusive?...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
This forum is dedicated to HIV-positive folks, particularly those who have concerns related to fatigue and/or anemia. Questions related to HIV transmission, prevention, safer sex, HIV testing and risk should be sent to Dr. Bob at his "Safe Sex... Read more »
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Accuracy of Anti-hiv 1&2 (recombinant antigen) blood test? Please help!

Posted by Burgundy11, 1 Reply
I did a Anti-hiv 1&2 (recombinant antigen) blood test 5months after my exposure. The result was negative. How accurate is the result?! Read more »

P24 antigen

Posted by zdenal, 2 Replies
hi
I want to ask if it is par pripdadu who will not produce antibodies (extremely low risk and still existing) and will go on to test combo, duo, ELISA, etc. 4 generations where the P24 test / antibody. Antibodies are not detectable but P24 is found?... Read more »

Where do you find antigen testing

Posted by Anonymous, 2 Replies
I have only heard of this testing here on the internet. Many people say they were tested using the fourth generation test. All of the clinics around here just use Oraquick or they will send your blood in if you want to wait a few weeks to get the... Read more »

p24 antigen test

Posted by Anonymous, 3 Replies
is it true the p24 antigen test is only accurate 2-4 weeks after infection ? Read more »