HIV/AIDS Topics IL-7 in Semen May Facilitate HIV Transmission during Vaginal Sex
- Details
- Category: HIV Prevention
- Published on Tuesday, 12 February 2013 00:00
- Written by Liz Highleyman
The presence of the naturally occurring cytokine interleukin 7 (IL-7) in semen enhances HIV replication by stimulating CD4 T-cell replication, which may increase the likelihood of infection of the female genital tract during sex, according to a study published online February 7, 2013, in the open-access journal PLoS Pathogens.
Can Low Volume Syringes Help End HIV and HCV Transmission Among People Who Use Drugs?
- Details
- Category: HIV Prevention
- Published on Thursday, 24 January 2013 00:00
- Written by Cyd Nova
Syringes that have a lower "dead space" volume retain less fluid that can harbor HIV and hepatitis C virus (HCV), and switching to this type could help reduce viral transmission among injection drug users, according to an article in the January 2013 issue of International Journal of Drug Policy.
New Findings Help Explain Inconsistent Protection in Preventive HIV Vaccine Trial
- Details
- Category: HIV Prevention
- Published on Friday, 11 January 2013 00:00
- Written by Duke University
Researchers have discovered variations in the structure of specific antibodies targeting the HIV envelope that may help explain why the ALVAC/AIDSVAX combination vaccine tested in a large trial in Thailand appeared to protect some participants but not others.
Dendritic Cell Therapeutic Vaccine Helps Immune Cells Control HIV Replication
- Details
- Category: HIV Vaccines
- Published on Tuesday, 15 January 2013 00:00
- Written by Liz Highleyman
A therapeutic vaccine made from dendritic cells primed with heat-inactivated HIV stimulated immune cells to mount a response against the virus without it infecting and killing them, according to a study described in the January 2, 2013, issue of Science Translational Medicine.
New HIV Infections Down for U.S. Black Women, Still Rising for Young Gay Men
- Details
- Category: HIV Prevention
- Published on Thursday, 27 December 2012 00:00
- Written by Liz Highleyman
HIV incidence continues to climb for young men who have sex with men (MSM) -- the group with the highest incidence -- showing a 22% increase between 2008 and 2010, according to new data from the Centers for Disease Control and Prevention (CDC). The rate fell by 21% among African-American women, however, representing the first-ever significant decline.
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