Vidyya Medical News Service
Volume 5 Issue 158 Published - 14:00 UTC 08:00 EST 7-June-2003 Next Update - 14:00 UTC 08:00 EST 8-June-2003
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Study demonstrates cause for restless leg syndrome
Restless legs syndrome (RLS) may sound like something right out of a 1950s horror flick; this underdiagnosed syndrome may affect 5 percent to 10 percent of U.S. population. For some sufferers, it is unbearable. This affliction causes an irresistible urge to move the legs often accompanied by creepy-crawly sensations in the legs.  more

Do the new antibiotics present a threat to public health?
A remarkable range of antibiotics under development may compromise our natural defences against infection, warns McGill evolutionary biologist Graham Bell. His paper, entitled Arming the Enemy: the evolution of resistance to self-proteins and co-authored by Pierre-Henri Gouyon, was published in the journal Microbiology this week. more


New influenza medications are effective but have important limitations
Evidence suggests that two new antiviral drugs (oseltamivir and zanamivir) are effective for treating and preventing flu, but more research is needed to clarify who will benefit most from treatment, concludes a study in this week's BMJ.  more

The most likely causes of brain damage among infants: Infection and prematurity
The most likely causes of brain damage among low birthweight infants are prematurity and infections, not oxygen starvation, a Johns Hopkins study has found.  more

Got cha! Memory cells "caught in the act" of learning
NIH-funded scientists have detected direct evidence of individual brain cells signaling the formation of new memories. Neurons they call "changing cells" in the hippocampus, the brain's memory hub, emit telltale signals as a monkey learns an associative memory task, the researchers have discovered. While past studies established that new associative memories such as learning the name of a new acquaintance -- can't be learned without the hippocampus, none had pinpointed such smoking guns of memory acquisition at the neural level.  more

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