2nd Generation Elisa Subtype A

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San Francisco AIDS Foundation

HIV Testing

... Why Should You Get Tested for HIV? What Are HIV Antibody Tests? ELISA Western Blot (WB) Assay Indirect Immunofluorescence Assay (IFA) Window Period Interpretation of Test Results Accuracy of Antibody Tests Anonymous HIV Testing Confidential
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Does a standard Elisa detect Hiv 2?

Dear Doctor Frascino, This is my second attempt at posting a question. I live in India, approx 8 months ago I had vaginal intercourse with a CSW in Thailand. The intercourse was with a condom. I tested -ve for HIV in Elisa...
Robert J. Frascino, M.D.

Response from Robert J. Frascino, M.D.

The Robert James Frascino AIDS Foundation
Hello Sam,The screening tests for HIV-1 and HIV-2 are indeed different. There is some cross-reactivity between these two HIV viruses that accounts for the 80% figure quoted by the other forum doctor. Some HIV tests combine the two tests and run them... Read more »

Home access

I asked Home access which elisa test they used and why. They use 1st generation and their response about why was:"yes, there are reasons. The newer ELISA test are more sensitive: it means that they can test positive 5 days earlier then the first...
Ryan M. Kull, C.S.W

Response from Ryan M. Kull, C.S.W

Columbia University's Health & Related Services
...It sounds quite accurate, except I do not know the accuracy of the statement about picking up subtypes (current ELISA tests are fine-tuned to detect most, if not all, subtypes). I'm sure they are trying to save a buck at the same Read more »

2nd time please answer. Should i get different tests done in addition to my ELISA which came negative

Dr. Horwarth, I got tested for HIV like ten days ago after eight months of exposure(EIA Elisa Antibody test). the result came out to be negative. But i am still worried, the reason being, that i was on antidepressant medication(celexa 20mg/day) for...
Ewald Horwath, M.D.

Response from Ewald Horwath, M.D.

University of Miami School of Medicine
See my previous answer about the Celexa.Open mouth kissing is not a risk factor unless both persons have significant oral disease with open bleeding lesions. Read more »

Elisa HIV-1 subtypes

Dear Dr. Holodniy:Does the current ELISA test for HIV-1 detect all the subtypes, namely from A-J? I know it couldn't detect the Group O.Thank you for your valuable information.
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
For the most part yes. Remember there are many HIV antibody tests on the market.MH Read more »
AIDS InfoNet

HIV Testing

...the time. Before you get the results, the test has usually been done two or more times. The first test is called an "EIA" or "ELISA" test. Before a positive ELISA test result is reported, it is confirmed by another test called a "Western Blot".... Read more »
The Well Project

Myths About HIV

...measures HIV antibodies. If you are infected, your immune system will make antibodies against HIV. The HIV antibody test (called ELISA or EIA) is one of the most reliable medical tests. Before you get the results, the test has usually been done... Read more »
Test Positive Aware Network


...virus. In fact, an estimated 7% of newly infected individuals in the U.S. are infected with an NNRTI-resistant virus. The second-generation NNRTI Intelence was developed to have a higher genetic barrier to drug resistance. It has shown... Read more »
The Well Project

What Is HIV?

...system will make antibodies against HIV. The most common HIV tests look for these antibodies. The HIV antibody test (called ELISA or EIA) is one of the most reliable medical tests. It can be done on blood, mouth swab, or urine. Before a... Read more »
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Questions about Subtypes.

Posted by Anonymous, 1 Reply
...Im not trying to start an obsession on subtypes but i just have a question. I had been reading Springers post about subtype N. Now although rarely someone might get a weak positive, Read more »

Gman yo dint answer me! please!

Posted by Anonymous, 2 Replies
...very fast (i didnt have anal sex, just frottage, mutual masturbation). 23 days after the exposure i had a negative ELISA 3rd generation. But, three days later i started with pain in my axiles, then pharyngitis, fever, rash in my butt, ichty skin,... Read more »

2nd generation elisa

Posted by Anonymous, 1 Reply
...anything possible not to have faith in a negative elisa and dna pcr at six weeks. I called Labcorp and they said they use a 2ndgenerationelisa. Should this matter in this scenario, with both tests? I'm surprised that such a large company uses... Read more »

1st, 2nd & 3rd Generation ELISA

Posted by Hobgoblin, 3 Replies
...anyone read a previous post on this matter? If I remember rightly, somebody posted that testing negative at 3 months on an 3rd GenerationELISA is all one needs as this type of test is highly sensative. And that if you tested negative on a 1st... Read more »