Health & Medicine
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Health & Medicine
Broken Weapon: Mutation disarms HIV-fighting gene
A gene that once produced a small protein able to prevent HIV from infecting cells now lies unusable in the human genome.
By John Travis -
Health & Medicine
More good news about chocolate
The Kuna people of Central America appear to keep their blood pressure down by drinking cocoa rich in chemicals called flavanols.
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Health & Medicine
Coffee beans, cavity-causing germs
Compounds in coffee loosen the grip of bacteria that cause tooth decay.
By Ben Harder -
Health & Medicine
High homocysteine tied to Alzheimer’s
Research has linked the incidence of Alzheimer's disease and other forms of dementia to elevated blood concentrations of the amino acid homocysteine.
By Nathan Seppa -
Health & Medicine
Tracking Tumors
Researchers are trying to visualize molecular and cellular changes as a cancer responds to therapy in order to predict whether treatments are effective sooner than it's currently possible to determine.
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Health & Medicine
Vaccine Power: Immune cells target cancerous tissue
Researchers are enlisting a person's own immune system to attack prostate tissue, including cancerous cells.
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Health & Medicine
Suspicious DNA: Chromosome study homes in on Alzheimer’s disease
Several human chromosomes now face intensified scrutiny for possibly harboring genes involved in Alzheimer's disease.
By Ben Harder -
Health & Medicine
Chill Out: Mild hypothermia aids heart attack recovery
Icing down patients who have just had a heart stoppage may boost their survival chances and prevent brain damage in those who pull through.
By Nathan Seppa -
Health & Medicine
Indoor tanning ups all skin cancer rates
Artificial sunbathing using ultraviolet lights increases the risk of all types of skin cancer.
By Ben Harder -
Health & Medicine
Alzheimer’s vaccine trial is suspended
A drug company in Ireland has halted tests of an experimental vaccine for Alzheimer's disease.
By John Travis -
Health & Medicine
Vitamin Void: Heart disease may lurk in B12 deficiency
Meatless eating typically improves cardiovascular health, but a dietary shortage of vitamin B12 may lead to an overabundance of the amino acid homocysteine in some vegetarians, which could pose a risk to their hearts.
By Ben Harder -
Health & Medicine
Antibody Warfare: Vaccine halts microbes in dialysis patients
A vaccine protects many kidney-dialysis patients from blood infection caused by the Staphylococcus aureus bacterium.
By Nathan Seppa