Brain stem cells sensitive to space radiation

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Cold Spring Harbor Laboratory (CSHL) scientists recently led a team of researchers to study potential effects of space radiation on astronauts. The results of their study are revealing and will provide the foundation for ensuring the safety of crew members participating in long distance space travel. Measures to protect astronauts from health risks caused by space radiation will be important during extended missions to the moon or Mars, say researchers in a paper currently online in Experimental Neurology.


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All News summaries for December 11, 2007

Scientists develop new cancer-killing compound from salad plant

46 minutes ago | User rating: not rated yet
(PhysOrg.com) -- Researchers at the University of Washington have updated a traditional Chinese medicine to create a compound that is more than 1,200 times more specific in killing certain kinds of cancer cells than currently ...

Mouse study shows fetal heart can grow cells to repair disease damage

47 minutes ago | User rating: not rated yet
(PhysOrg.com) -- A recent study in mice shows the ability of the fetal heart to grow healthy cells to compensate for cardiac tissue lost to disease. The mice are normal at birth and their hearts function well during their ...

Smell is 'noisy' and 'in shades of grey': Scientists debunk ancient lock-and-key theory

55 minutes ago | User rating: not rated yet
University of Manchester scientists have overturned the 2,500-year-old theory that smell is detected by simple lock-and-key codes – using maggots with only one working olfactory sensory neuron (OSN), a nose with one nerve ...

Methamphetamine Enters Brain Quickly and Lingers

58 minutes ago | User rating: not rated yet
(PhysOrg.com) -- Using positron emission tomography (PET) to track tracer doses of methamphetamine in humans’ brains, scientists at the U.S. Department of Energy’s (DOE) Brookhaven National Laboratory find ...

Scientists trace molecular origin of proportional development

1 hour ago | User rating: not rated yet
When it comes to embryo formation in the lowly fruit fly, a little molecular messiness actually leads to enhanced developmental precision, according to a study in the Oct. 14 Developmental Cell from Cincinnati Children's ...