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Genetics and Health

May 18th, 2008

Sexual transmission of HIV by a handful of virus variants

A team from The University of Alabama (UAB) have found that among billions of HIV variants only a few lead to sexual transmission.
George M. Shaw Professor in the UAB departments of Medicine and Microbiology and senior author on the report, said the research sheds new light on potential vulnerabilities in the virus at a time when […]

By Elaine -- 0 comments

April 5th, 2008

Male HIV epidemic in London spread quickly and in clusters

Phylogenetics tree of the HIV and SIV viruses (Wikipedia)
The HIV/AIDS epidemic in London in the 1990s was spread quickly and in clusters of groups of men having sex with each other within a relatively short period of time.
Collecting cluster data in the traditional way by interviewing infected men has proved challenging, particularly when tracing the network of sexual partners. Instead […]

By Elaine -- 0 comments

March 2nd, 2008

Gene discovered capable of blocking HIV

HIV-2 Virus. Reference: http://www.csend.hu/magazin/0102/hiv2.jpg
A team of researchers at the University of Alberta has discovered a gene that is able to block HIV, and in turn prevent the onset of AIDS.  Stephen Barr, a molecular virologist in the Department of Medical Microbiology and Immunology, says his team has identified a gene called TRIM22 that can block […]

By Elaine -- 2 comments