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Pinpointing how antibiotics work

Penicillin and other antibiotics have revolutionized medicine, turning once-deadly diseases into easily treatable ailments. However, while antibiotics have been in use for more than 70 years, the exact mechanism by which ...

dateApr 20, 2012 in Cell & Microbiology
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A new look at proteins in living cells

(Phys.org)—Proteins adorning the surfaces of human cells perform an array of essential functions, including cell signaling, communication and the transport of vital substances into and out of cells. They are critical targets ...

dateAug 28, 2012 in Biochemistry
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Breaking the code of royal purple

Royal purple, the color of robes swathing the emperors of Rome, ancient kings and high priests, and prized for its richness of hue and a brightness that wouldn't fade, has long carried its own molecular mystery.

dateAug 30, 2013 in Materials Science
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HIV patients out of drugs, harassed in Ukraine

(AP) -- AIDS drugs turned Andrei from a sickly baby into an energetic toddler, who giggles as he goes sledding in his snow-covered backyard. But the health of the 2-year-old is again at risk - he is out of his medication.

dateFeb 15, 2011 in HIV & AIDS
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