Scientists say they have solved a crucial puzzle about the AIDS virus after 20 years of research and that their findings could lead to better treatments for HIV.
British and U.S. researchers said they had grown a crystal that enabled them to see the structure of an enzyme called integrase, which is found in retroviruses like HIV and is a target for some of the newest HIV medicines.
The US supreme court on Monday heard arguments in a case that could threaten Americans’ access...
Toothpaste can be widely contaminated with lead and other dangerous heavy metals, new research shows.
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