Today's
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Every idea has something of the pain and peril of childbirth about it; ideas
are just as mortal and just as immortal as organized beings are.
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[Samuel Butler's Notebooks]
- Samuel Butler, 1835-1902
Practically Speaking
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Search the Beagle
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Wednesday, March 1, 2000
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BIOLOGICAL SCIENCE Neuronal tunes The strength of the neural responses of a songbird to a song correlates with how much of the song the bird has previously learned. (Proceedings of the National Academy of Sciences)
Rats look and learn Neuroimaging studies involving rats indicate a common neural basis for observing an action to be copied and the actual execution of the action. (Proceedings of the National Academy of Sciences)
Mushroom bodies and fruit fly learning Genes that control the development of the Drosophila eye also control the development of "mushroom bodies," structures involved in learning. (Proceedings of the National Academy of Sciences)
African Americans Do Science - provides biographical profiles, related links, essays, and more. From the U.S. Department of Education.
MEDICINE/ HEALTH We can talk it out Cognitive-behavioral therapy is effective in treating schizophrenia that is resistant to standard antipsychotic drugs. (Archives of General Psychiatry)
The brains of sociopaths The prefrontal cortex is known to be critical to many behaviors, and there is now evidence for reduced prefrontal volume in sociopaths. (Archives of General Psychiatry)
Getting taller sooner American children seem to be getting taller at younger ages, which may require a revision of older data sets. (Archives of Pediatrics and Adolescent Medicine)
NephroWorld - a virtual community and marketplace for people interested in nephrology. Includes a calendar of events, news, related sites, and more.
BIOTECH/ PHARMACEUTICAL Adding interleukin to injury A herpes virus engineered to infect and destroy brain tumor cells gets more ammunition in the form of IL-12, which elicits an immune response toward the infected cancer cells. (Proceedings of the National Academy of Sciences)
When in doubt, model Computer modeling can be used to study cell processes when experiments would be too disruptive. (Proceedings of the National Academy of Sciences)
Churning out islet cells Islet cell transplantation for the treatment of diabetes has lagged due to production difficulties, but researchers have now produced large numbers of islet cells from mouse pluripotent pancreatic ductal epithelial cells. (Nature Medicine)
WebElements - an online periodic table. Supplies descriptions of the elements, links, and more.
NEWS Australian R&D goes hungry Australian science is ranked low in R&D expenditure. (Nature)
Greenpeace versus GM Greenpeace celebrates GM turnaround. (The Times (London))
Salmonella is good for you Scientists try to use Salmonella infection to slow down tumor growth. (The Scientist)
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See the latest Beagle Web Picks and Headlines listed by
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Molecular Motors Group (University of York) - Investigators in this group of laboratories use single-molecule techniques to study the mechanisms of molecular motors. Their site includes background on many research projects, including single-molecule fluorescence imaging, visualizing single molecules in living cells, and measuring the force of contraction in single cells. This site also includes many full-text articles, related links, and additional resources.
More Featured
Lab Pages inside.
by Sidney Harris
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