News tagged with biological cycles
Better treatment for tuberculosis possible with biochemist's findings
Recent discoveries by a Virginia Tech biochemist could lead to a more effective drug design to combat the bacteria responsible for tuberculosis infection. Spread through the air from one person to another, tuberculosis is ...
Apr 16, 2012 |
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Plants use circadian rhythms to prepare for battle with insects
In a study of the molecular underpinnings of plants' pest resistance, Rice University biologists have shown that plants both anticipate daytime raids by hungry insects and make sophisticated preparations to ...
Feb 13, 2012 |
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Team finds natural reasons behind nitrogen-rich forests
(PhysOrg.com) -- Many tropical forests are extremely rich in nitrogen even when there are no farms or industries nearby, says Montana State University researcher Jack Brookshire.
Space & Earth / Earth Sciences
Jan 16, 2012 |
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SANS tracks cell death protein invading biomimetic mitochondrial membrane
(PhysOrg.com) -- An international team of biochemists, biophysicists, and neutron scientists are using a combination of fluorescence and small-angle neutron scattering (SANS) techniques to assist biochemists ...
Dec 15, 2011 |
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Research team clarifies mechanics of first new cell cycle to be described in more than 20 years
An international team of researchers led by investigators in the U.S. and Germany has shed light on the inner workings of the endocycle, a common cell cycle that fuels growth in plants, animals and some human tissues and ...
Oct 30, 2011 |
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Researchers explore plankton's shifting role in deep sea carbon storage
The tiny phytoplankton Emiliania huxleyi, invisible to the naked eye, plays an outsized role in drawing carbon from the atmosphere and sequestering it deep in the seas. But this role may change as ocean water becomes warmer ...
Space & Earth / Earth Sciences
Oct 13, 2011 |
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A coating that prevents barnacles forming colonies
It is not necessary for an effective anti-fouling coating to release toxins into the environment. Scientists at the University of Gothenburg have shown that it is instead possible to mix into the coating molecules ...
Oct 04, 2011 |
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Manipulating plants' circadian clock may make all-season crops possible
Yale University researchers have identified a key genetic gear that keeps the circadian clock of plants ticking, a finding that could have broad implications for global agriculture.
Sep 01, 2011 |
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Newly discovered molecule essential to resetting 'body clocks'
(PhysOrg.com) -- Research has shown that light is the key to getting our 'body clocks' back in sync and now a new study exploring the resynchronisation mechanism in insects has discovered a molecule essential ...
Jul 13, 2011 |
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Stranglers of the tropics -- and beyond
Kudzu, the plant scourge of the U.S. Southeast. The long tendrils of this woody vine, or liana, are on the move north with a warming climate.
Mar 25, 2011 |
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Babies' biological clocks dramatically affected by birth light cycle
The season in which babies are born can have a dramatic and persistent effect on how their biological clocks function.
Medicine & Health / Neuroscience
Dec 05, 2010 |
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Walk in the park yields biological treasure
A newly identified relationship between a fly and a weedy mustard-type plant promises to answer many long-standing questions surrounding the evolutionary arms race between plant-eating insects and their host ...
Nov 19, 2010 |
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Too much of a good thing: Human activities overload ecosystems with nitrogen
Humans are overloading ecosystems with nitrogen through the burning of fossil fuels and an increase in nitrogen-producing industrial and agricultural activities, according to a new study. While nitrogen is ...
Oct 07, 2010 |
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Newts' ability to regenerate tissue replicated in mouse cells
Tissue regeneration a la salamanders and newts seems like it should be the stuff of science fiction. But it happens routinely. Why can't we mammals just re-grow a limb or churn out a few new heart muscle cells as needed? ...
Medicine & Health / Medical research
Aug 05, 2010 |
4.9 / 5 (12) |
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Flower organ's cells make random decisions that determine size
The sepals of the plant Arabidopsis thaliana -- commonly known as the mouse-eared cress—are characterized by an outer layer of cells that vary widely in their sizes, and are distributed in equally varied patter ...
May 17, 2010 |
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