News tagged with individual cells
New insights into nanoparticles and dividing cells
(PhysOrg.com) -- What happens when living cells take up nanoparticles, those tiny entities that could offer new ways of delivering drugs into the body? A new study from researchers at UCD has tracked the progress of nanoparticles ...
Nanotechnology / Bio & Medicine
Dec 19, 2011 |
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Bacteria use Batman-like grappling hooks to 'slingshot' on surfaces
Bacteria use various appendages to move across surfaces prior to forming multicellular bacterial biofilms. Some species display a particularly jerky form of movement known as "twitching" motility, which is made possible by ...
Jul 18, 2011 |
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Study finds leptin restores fertility, may improve bone health in lean women
Women with extremely low body fat, including runners and dancers, as well as women with eating disorders, are prone to develop hypothalamic amenorrhea, a condition in which their menstrual periods cease, triggering such serious ...
Medicine & Health / Medical research
Apr 04, 2011 |
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Study examines best time for healthy HIV-infected people to begin antiretrovirals
A major new clinical trial seeks to determine whether HIV-infected asymptomatic individuals have less risk of developing AIDS or other serious illness if they begin taking antiretrovirals sooner rather than later, based on ...
Medicine & Health / HIV & AIDS
Mar 07, 2011 |
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The couch potato effect: Deletion of key muscle protein inhibits exercise
Daniel Kelly, M.D., and his colleagues at Sanford-Burnham Medical Research Institute (Sanford-Burnham) at Lake Nona have unveiled a surprising new model for studying muscle function: the couch potato mouse. While these mice ...
Medicine & Health / Medical research
Nov 30, 2010 |
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Model explains rapid transition toward division of labor in biological evolution
The transition from colonies of individual cells to multicellular organisms can be achieved relatively rapidly, within one million generations, according to a new mathematical model, published June 10 in the open-access journal ...
Jun 10, 2010 |
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New aging studies improving vaccine efficacy for the elderly
A new study from the Trudeau Institute in Saranac Lake, New York, demonstrates that immune system cells important for both pathogen resistance and vaccine efficacy live longer in older animals but because ...
Medicine & Health / Medical research
Oct 05, 2009 |
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