Study finds embryonic stem cells can repair heart muscle
Raises possibility of future treatment options for congestive heart failure
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Year: 2001
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High levels of Epstein-Barr virus antibodies in women linked to risk of multiple sclerosis
Link between some type of infection and onset of MS has long been suspected
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User fees have unintended effect of decreasing health care access for poor
Instituted as part of health care reforms, user fees don't work as expected in low-income countries
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Economic growth in Colombia: A reversal of “fortune”?
Criminality is responsible for "implosion" of economic growth
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Indivisible territory and ethnic war
Researcher says ethnic violence depends on how principal antagonists think about territory
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Pain and pleasure activate same brain structures
There really is a fine line between pleasure and pain, researchers find
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Polarity gene yields clues to organization of cell signaling, structural growth
Level-headed "stardust" knows which way is up
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Crash course
Teachers reflect, improvise, exhort, teach, and learn in the wake of Sept. 11
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See light at end of semester darkened by tragedy
See light at end of semester darkened by tragedy
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