How transmission occurs

How transmission occurs in your own words

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  Bored and horny

  It’s Sunday afternoon and it’s raining. I’m bored and horny. However, I’ve got £20 left over from the night before and this will be enough...

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How transmission occurs news from aidsmap

• Contraceptive injections and HIV transmission risk - what happens now?

  With new data suggesting that injectable contraceptives may double the risk both of acquiring and passing on HIV, how will this affect women’s contraceptive choices? What are the implications for family planning policy in countries with ...

  26 October 2011 | Roger Pebody

• Unprotected sex eight times more common in serious relationships than casual ones, US gay youth study finds

  The strongest single predictor of not using condoms in anal sex in a group of young US gay men was that the relationship was regarded as ‘serious’, a study has found. Unprotected sex was eight times more likely in ...

  26 August 2011 | Gus Cairns

• Bacterial vaginosis raises women's risk of transmitting HIV

  A man who is in a relationship with an HIV-positive woman has a three times higher risk of acquiring HIV if his partner also has bacterial vaginosis, Craig Cohen told the Sixth International AIDS Society conference (IAS 2011) in ...

  18 July 2011 | Roger Pebody

• Concurrent partnerships in men do not explain HIV incidence in women: number of partners does

  A study of HIV incidence amongst women in part of KwaZulu-Natal, South Africa, failed to find any evidence that HIV incidence in women was associated with overlapping, or concurrent, relationships in their male partners. The study, led by ...

  16 July 2011 | Gus Cairns

• Contraception and women's HIV risks

  Ugandan and US scientists working in the Rakai District have reported on the relationship between HIV risk and use of different forms of contraception. The Rakai Project Study Group has analysed data including repeated HIV test ...

  22 January 2003 | Julian Meldrum

• Scientists learn why even treated genital herpes sores boost the risk of HIV infection

  New research helps explain why infection with herpes simplex virus-2 (HSV-2), which causes genital herpes, increases the risk for HIV infection even after successful treatment heals the genital skin sores and breaks that often result from ...

  05 August 2009 | NIAID Press Release

• Microbicides, vaccines may need to repel HIV contact at mucosa

  HIV can damage the walls of cells in the mucous membranes in the genital tract and the intestines, permitting the virus to pass across these barriers and infect vulnerable cells below, even when the tissue is ...

  09 April 2010 | Keith Alcorn

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How transmission occurs news selected from other sources

• Developing a New Weapon Against HIV

  Deborah Anderson is developing an innovative approach to AIDS prevention, supplementing the body’s own immune system with novel antibodies grown in tobacco plants. If it works, her system will offer not only a cheap and powerful new weapon against AIDS, but also insights into stopping the spread of viruses from the common cold to the deadly Ebola virus.

  30 January 2012 | Boston University Today

• Infectious specialist debunks HIV myths in criminal case

  An Illinois man faces three felonies, including transmission of HIV, after police said he bit an officer's thumb, but HIV is unlikely, a doctor says.

  30 November 2011 | UPI

• Rare HIV, Group N, Reported Outside Cameroon

  A man in France who recently travelled to Togo has been diagnosed with a rare type of HIV-infection - Group N. This is the first time this type of HIV-infection has been detected outside Cameroon. The infection is considerably more similar to the virus type discovered in chimpanzees than to other human type viruses.

  25 November 2011 | Medical News Today

• Rethinking contraception and infection risk

  Hormonal birth-control injections may double a woman's risk of contracting HIV and passing it on to her partner, according to a new study. The research could mean changes for high prevalence countries like South Africa that are hoping to lower maternal mortality by preventing unplanned pregnancies.

  07 October 2011 | IRIN Plus News

• Scientists Use Live Bacteria to Fight HIV

  Scientists have developed a new way to prevent HIV infection by genetically enhancing the ability of naturally occurring vaginal bacteria to block viral transmission.

  18 July 2011 | Press release

• UK: One-in-five don't know HIV is transmitted through unsafe sex

  NAT today launches its fourth survey ’HIV: Public Knowledge and Attitudes 2010’. The report reveals a worrying decline in knowledge and understanding of HIV over the past ten years.

  18 February 2011 | NAT

• 'Sleepy' immune system might fight HIV

  A Manitoba AIDS scientist, who has spent 25 years trying to unlock the mystery of HIV-resistant sex workers in Kenya, says a reduced immune system might actually be the best defence against the disease.

  16 February 2011 | CBC News

• Using soap in vagina ups HIV infection risk

  A new study has suggested that some intravaginal practices used by women, such as washing the vagina with soap, may increase the acquisition of HIV infection and should be avoided

  16 February 2011 | Times of India

• Antiviral gene helps suppress jumping of AIDS viruses between host species

  The human AIDS viruses originated as viruses of apes and monkeys, respectively, yet little is known about whether or how these invaders adapted to the new genetic "environment" encountered in humans. One group of host genes, collectively known as restriction factors, is thought to influence the ability of such viruses to move between different primate species.

  24 August 2010 | Science Daily

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