Faculty Opinions recommendation of Statin compounds reduce human immunodeficiency virus type 1 replication by preventing the interaction between virion-associated host intercellular adhesion molecule 1 and its natural cell surface ligand LFA-1.

Author(s):  
Jeffrey Cohen
2004 ◽  
Vol 78 (21) ◽  
pp. 12062-12065 ◽  
Author(s):  
Jean-François Giguère ◽  
Michel J. Tremblay

ABSTRACT A variety of host factors, including membrane proteins acquired by human immunodeficiency virus type 1 (HIV-1), play a dominant role in HIV-1 adsorption onto host cells. Examples include the integrin intercellular adhesion molecule 1 (ICAM-1), which, once acquired by HIV-1, promotes virus infectivity via ligation to LFA-1. We tested the ability of statins to diminish HIV-1 replication, based on the idea that these compounds have been shown to block ICAM-1-LFA-1 interactions. Our data indicate that statins diminish HIV-1 attachment to target cells by suppressing ICAM-1-LFA-1 interactions. The capacity of statins to limit the initial steps in virus replication could represent an interesting approach for the treatment of HIV-1 infection.


2003 ◽  
Vol 71 (11) ◽  
pp. 6668-6671 ◽  
Author(s):  
W. Evan Secor ◽  
Amil Shah ◽  
Pauline M. N. Mwinzi ◽  
Bryson A. Ndenga ◽  
Caroline O. Watta ◽  
...  

ABSTRACT Distribution of chemokine receptors CCR5 and CXCR4, which are also coreceptors for human immunodeficiency virus type 1 invasion of cells, was measured on the surfaces of CD4+ T cells and monocytes in peripheral blood samples from a group of Kenyan car washers. Patients with active schistosomiasis displayed higher cell surface densities of these receptors than did cured schistosomiasis patients.


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