Receptors Utilized By Hiv

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Tropism Tests

What Is Viral Tropism? Some People "Naturally" Block the CCR5 Receptor How Is the Test Used? How Is Viral Tropism Measured? How Reliable Is the Test? What Do the Results Mean? Are There Problems With the Tropism Test? What Is Viral Tropism? When HIV attaches to a CD4 cell it is going to infect, it uses molecules on the cell surface. These are called receptors or chemokine co-receptors. The first receptor HIV uses is the CD4...

Ask the Experts

HIV or Meds causing abnormal CD4 receptors?

Dr. Boyle, Do all HIV positive folk have abnormal CD4 cell receptors? If so, is this caused by HIV infection or is it a side effect of meds? How do these abnormalities manifest themselves...do they cause symptoms or compromise immune...

Response from Brian Boyle, M.D., J.D.

Cornell University, Weill Medical College

Your question is a little confusing, but I'll try to give you the answer your looking for. CD4+ T cell deficits are not present in all patients with HIV, and the time to develop signficanty immunocompromise (low CD4+ T cells) may vary widely... Read more »

co-receptors

What are co-receptors? What is their significance in HIV infection?...

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

Stanford University, School of Medicine

Coreceptors are molecules on the surface of a cell, in addition to CD4, that HIV requires to lock onto a cell in order to gain entry and infect the cell.... Read more »

co-receptors

i have recently read that hiv requires co-receptors to bind and be engulfed in the bloodstream. is there any evidence that these coreceptors may be absent from certain parts of the body - for example, parts of the skin compared to mucous membranes?...

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

Stanford University, School of Medicine

Alternatively, another reason for infection via mucosal membranes is the large number of dendritic cells which process HIV and take it to the lymphnodes were rapid infection insues.... Read more »

Getting tested for ccr5 receptor

My husband is HIV+. I am not. We have 2 healthy children and would like one more, but I want to be tested to determine why I have not become infected before I take the risk. I have read a little about the chemokine receptor (lacking one or a...

Response from Robert H. Remien, Ph.D.

Columbia University

I am not a medical doctor and do not know a lot about this, but yes, there is such a thing as a specific genetic factor that is believed to be protective from HIV transmission. However, my understanding is that it is relatively rare and also not... Read more »

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Puede ser muy util... leanlo

Posted by poi

Buscando , buscando me he encontrado con este caso , que no deja de ser uno mas de los problemas que sugieren aqui las personas por el hecho del miedo, del estres cronico, del estres agudo, que afecta dependiendo de cada perosna en un organo o en... Read more »

INTRODUCING HIV'S COUSIN

Posted by mobieorly123, 1 Reply

For a long time on an off I've had lymphnode issues when I get sick, trouble getting rid of colds and other such thing...

HIV'ers call people like myself worry wells and hypocondriacs.

Let me introduce HTLV1 and HTLV2
Human t cell lymphoma 1-2 and its... Read more »

Have I Gone from HIV to AIDS? HELP!!!!

Posted by CLT, 4 Replies

I will keep my story pretty short. March 20th 2006 I found out I was positive. My CD4 was 336 and my viral load was 55,000.

August 14th I take some more labs and had not been able to go back to the doctor until today October 30th. I found out my CD4... Read more »

alguna persona de puerto rico?

Posted by Anonymous, 1 Reply

con tratamiento Read more »

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