Archive: 05/31/2009

MicroRNAs grease the cell's circadian clockwork

Most of our cells possess an internal clock, a group of genes displaying a cyclic expression pattern that reaches a peak once a day. A large number of circadian genes are expressed by organs such as the liver, whose activity ...

May 31, 2009
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As Web communication shrinks, so do links

(AP) -- On the short-messaging service Twitter, space is at a premium: You've got 140 characters to make your point, and you probably don't want to waste half of it on a super-sized link to your latest YouTube obsession.

May 31, 2009
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BPA industry seeks to polish chemical's image

Frustrated at media portrayals of bisphenol A as a dangerous chemical, food-packaging executives and lobbyists for the chemical makers met last week at an exclusive Washington, D.C., club where they hammered out a strategy, ...

May 31, 2009
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Immune therapies finally working against cancer

(AP) -- First there was surgery, then chemotherapy and radiation. Now, doctors have overcome 30 years of false starts and found success with a fourth way to fight cancer: using the body's natural defender, ...

May 31, 2009
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Congressional panel to analyze VA hospital mishaps

(AP) -- A congressional panel will question Department of Veterans Affairs officials about mistakes that put patients at risk of possible exposure to HIV and other infectious body fluids at three VA hospitals.

May 31, 2009
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Bausch & Lomb settles 600 eye fungus lawsuits

(AP) -- Contact lens maker Bausch & Lomb Inc. had an overriding reason for going private in 2007: It wanted to handle a devastating recall of its flagship lens cleaner, its chief executive said, "without ...

May 31, 2009
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Hormone pills may make lung cancer more deadly

(AP) -- There's more troubling news about hormone therapy for menopause symptoms: Lung cancer seems more likely to prove fatal in women who are taking estrogen-progestin pills, a study suggests.

May 31, 2009
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