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Some newly recognized forms of cell death might be harnessed to aid people with cancer and other serious diseases.
Two studies of female mice suggest that genistein, an estrogen analog found in soy, could contribute to cancer risk.
T cells primed for autoimmune behavior may actually preserve nerves after a damaging blow.
The newly solved structure of a Helicobacter pylori acid-fighting enzyme has scientists divided about how the enzyme works.
A gene therapy using skin cells that are genetically modified to make clotting proteins, multiplied in a lab, and reinjected into a person eases some bleeding in patients with severe hemophilia.
The National Heart, Lung, and Blood Institute has developed new guidelines for physicians that could triple the number of people taking cholesterol-lowering medication.
Angiostatin, a drug that cured cancer in mice, appears safe to use in preliminary tests on people with cancer.
Giving infants intermittent doses of antimalarial drugs during their first year prevents serious illness in most cases and doesn't leave them susceptible to harsh disease in their second year.
African Americans with a mutation in a blood-clotting gene have a sixfold increase in the risk of heart disease, but this is not the case for white Americans with the same mutation.
X-ray crystallography shows that statins impede the build-up of cholesterol by physically blocking the binding site of an enzyme important for cholesterol production.
A study of HIV-infected mothers in Kenya suggests that breast-feeding places them at a health risk.
Where cancer goes, where it grows, and why.
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