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TB vaccine poses threat to HIV-positive babies Administering the BCG vaccine at birth in an attempt to halt a growing epidemic is jeopardising the lives of HIV-infected infants, warn experts Solved: The mystery of how AIDS left Africa A family tree of the virus shows that almost all HIV outside of Africa came from a single Haitian who moved to the US in 1966 Immunity genes bolster fight against infection Some people are more susceptible to infectious diseases like HIV than others and now we are starting to understand why Genes may predict disease progression in AIDS Variation in two key genes, as well as the amount of virus in the body, will determine how well a person fights off the disease, says a new study Virus traps: Weapons of mass deception Why try to kill viruses such as HIV with drugs when you can set chemical "traps" for them instead? HIV sequences cannot prove guilt HIV-infected Britons are increasingly asking for their viral sequences to prove who infected them, but doctors say the technique does not work HIV variant offers vaccine hope Vital genetic clues that might lead to an AIDS vaccine have been discovered by researchers studying a less virulent form of the virus 'HIV denial' is costing lives Most accept that HIV causes AIDS, but a thriving culture of denial is obstructing the fight against the disease Mbeki sacks minister for attending AIDS conference Plans to increase the availability of free HIV drugs in South Africa are thrown into doubt as President Thabo Mbeki fires his deputy health minister for "insubordination" HIV stops new brain cells from growing HIV-associated dementia may be caused by the virus blocking the growth of new brain cells - but there may be a way to reverse its effects Abstinence programmes don't stop HIV Programmes promoting sexual abstinence in developed countries do not reduce unprotected sex or the number of partners a person sleeps with Virus-specific drug approved for HIV Maraviroc will only be given to patients with forms of HIV that enter immune cells in a particular way New HIV treatments will fight growing drug resistance Two classes of HIV drug are set to be approved later this year, providing a lifeline for those living with new forms of the disease Libya sends foreign medics home Six Bulgarian medics accused of deliberately infecting hundreds of Libyan children with HIV have been spared the death penalty and sent home Tonsils may help transmit HIV during oral sex Although the risk of HIV infection during oral sex is low, the tonsils appear to be more susceptible to the virus than other areas in the mouth and throat

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