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Subgroups Of Hiv-2

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

HIV subgroups

Is HIV subgroup B less virulent since it is more prevalent in the US?
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
Interesting question. Virulence is a difficult term to define, but is unlikely to be significantly clinically different between subtypes. Read more »

Please Explain Doctor About Hiv 2 (HIV-2, HIV-2 TESTING, 2010)

Doctor, is Hiv 2 related to Hiv 1? That's it. Hope you answer and thanks.H.R. Read more »

Questions on negative test (HIV-2, HIV-2 TESTING, 2009)

Dear Robert,I have lost 10-15lbs in my upper body in the last month or two and started researching... Read more »
National Institute of Allergy and Infectious Diseases

Tenofovir/Emtricitabine Performs Better Than Abacavir/Lamivudine in Subgroup of Antiretroviral-Naive, HIV-Infected Individuals

...first published results of a study known as A5202 indicate that the tenofovir + emtricitabine combination works better in a subgroup of treatment-naive individuals. The AIDS Clinical Trials Group conducted this study with funding from the... Read more »
U.S. Centers for Disease Control and Prevention

High-Risk Subgroups for Teens at Risk for HIV

... Teens who engage in unsafe sex exhibit different patterns of behavior, with some subgroups at a significantly higher risk of HIV infection than others, results from a new study show. To determine whether it is possible Read more »
The Body PRO

Tenofovir Appears to Perform Well in Important Patient Subgroups

...efficacy of TDF treatment, but only as it pertains to the relative efficacy of the placebo. For all patients, regardless of subgroup and within each individual subgroup, the TDF arm had a statistically significant decrease in DAVG24 as compared... Read more »
U.S. Food and Drug Administration

FDA Approval of NAT for Detection of HIV-2, HIV-1 Groups O and M, and Hepatitis B and C the chemical compounds that make up the genetic material in the virus. The new FDA-approved test detects nucleic acid from HIV-2 and from HIV-1 Group O. HIV-2 infections and HIV-1 Group O infections are predominantly found on the African... Read more »
Connect With Others


Posted by happyheart, 1 Reply
...Hello, when is someone at risk for getting HIV-2? If your sex partner is from Egypt, are u in danger, since Egypt IS in Africa? Read more »


Posted by Anonymous, 2 Replies
...From the U.S. never been to Africa, took a test that only tested for hiv-1, do I need to be worried about hiv-2 after unprotected sex? Read more »

can an HIV-1 test detect HIV-2?

Posted by Anonymous, 5 Replies
...I had several ELISA HIV 1 tests all negative (thank God). But now I'm wondering about HIV 2. Can the HIV 1 test detect HIV 2? Thanks Read more »

Test for HIV 2

Posted by Anonymous, 1 Reply
...I read that there is HIV 1 and HIV 2. Do most tests look for both? Thanks for you help. Read more »