About seven days after conception, something remarkable occurs in the clump of cells that will eventually become a new human being. They start to specialize. They take on characteristics that begin to hint at their ultimate ...
Cell & Microbiology
Jun 30, 2014
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The beating of flagella is one of the basic principles of movement in the cellular cosmos. However, up to now, scientists were unsure as to how the movements of several of these small cellular appendages are synchronised. ...
Cell & Microbiology
Oct 25, 2013
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Protein synthesis in the extensions of nerve cells, called dendrites, underlies long-term memory formation in the brain, among other functions. "Thousands of messenger RNAs reside in dendrites, yet the dynamics of how multiple ...
Cell & Microbiology
Sep 26, 2013
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If Dr. Dolittle could talk to the animals, it's more likely he was a chemical ecologist than a linguist, says marine scientist Mark Hay of the Georgia Institute of Technology in Atlanta—at least when it came to talking ...
Ecology
Sep 26, 2013
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Researchers have made a breakthrough discovery in identifying the world's most sensitive nanoparticle and measuring it from a distance using light. These super-bright, photostable and background-free nanocrystals enable a ...
Nanophysics
Sep 1, 2013
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Stem cell technology has long offered the hope of regenerating tissue to repair broken or damaged neural tissue. Findings from a team of UC Davis investigators have brought this dream a step closer by developing a method ...
Cell & Microbiology
Aug 28, 2013
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Lakes and streams are an essential supply of freshwater. Monitoring their water quality relies on measuring their chemistry. Researchers from ETH Zürich and the British research institute CEH have discovered that dozens ...
Environment
Aug 12, 2013
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Bacteria encounter a constant barrage of ever-changing temperature, acidity and chemical stimuli from their environment. The cells must absorb all of this information and choose the correct response—whether boosting their ...
Cell & Microbiology
Jul 18, 2013
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Transport proteins are responsible for moving materials such as nutrients and metabolic products through a cell's outer membrane, which seals and protects all living cells, to the cell's interior. These transported molecules ...
Cell & Microbiology
Jul 2, 2013
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Many scientists use animals to model human diseases. Mice can be obese or display symptoms of Parkinson's disease. Rats get Alzheimer's and diabetes.
Cell & Microbiology
Jun 27, 2013
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