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Health & MedicineCoffee beans, cavity-causing germs
Compounds in coffee loosen the grip of bacteria that cause tooth decay.
By Ben Harder -
TechLittlest catalysts get a lot of support
Tiny metal clusters used as catalysts are getting so small that presumably inert carrier materials that host them are also getting involved in the reactions.
By Peter Weiss -
18993
Just a simple question from an avid subscriber. Is the homocysteine in this article the same as the l-cysteine or acetyl-l-cysteine that people take for health reasons in pill form? Paul A. PagnatoMcLean, Va. L-cysteine and acetyl-l-cysteine are quite different from homocysteine. l-cysteine is a detoxifying agent and free radical scavenger that’s the mirror image […]
By Science News -
Health & MedicineHigh 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.