An enzyme breaking down a drug may explain why some children with acute lymphoblastic leukemia do not respond to treatment.
A component in green tea negates the effect of a component in semen which increases the infectivity of HIV-1.
A widely accepted definition of atypical antipsychotics may have actually hampered the development of these drugs for more than 30 years.
Mouse models suggest that viewing a tumor as an ecology might indeed point to better ways to treat cancer.
Vaccine refusal is associated with a nearly 23-fold increased risk of developing pertussis.
A summary of the genetics of the novel H1N1 influenza A virus causing the current swine flu outbreak.
Immunization with seasonal influenza vaccines containing previous H1N1 strains is not likely to confer protection against infection with the new H1N1 strains.
Dark chocolate may improve coronary blood flow in healthy adults.
Using PSC-RANTES in vaginal lubricants to prevent HIV infection can be ineffective because of a resistant strain of HIV.
Cancer cells might actively release chemicals that can affect our mood, and make us more likely to be depressed.
