News tagged with plant hormone
Related topics: plants
Scientists reveal secrets of drought resistance
A team of biologists in California led by researchers at The Scripps Research Institute and the University of California, San Diego has solved the structure of a critical molecule that helps plants survive during droughts. ...
Oct 22, 2009 |
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At Long Last, How Plants Make Eggs
(PhysOrg.com) -- A long-standing mystery surrounding a fundamental process in plant biology has been solved by a team of scientists at the University of California, Davis.
Jun 04, 2009 |
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Is it ripe? Carbon nanotube-based ethylene sensor establishes fruit ripeness
(Phys.org) -- The term ethylene (ethene) generally brings to mind polyethylene plastics, not fruit. However, ethylene is more than just a feedstock for chemical industry, it is also the smallest plant hormone, ...
Chemistry / Analytical Chemistry
May 19, 2012 |
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A bit touchy: Plants' insect defenses activated by touch
A new study by Rice University scientists reveals that plants can use the sense of touch to fight off fungal infections and insects. The study, which will be published in the April 24 issue of Current Biology, finds ...
Apr 09, 2012 |
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Steroids control gas exchange in plants
Plants leaves are sealed with a gas-tight wax layer to prevent water loss. Plants breathe through microscopic pores called stomata (Greek for mouths) on the surfaces of leaves. Over 40% of the carbon dioxide, CO2, in the ...
Feb 05, 2012 |
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New tool puts plant hormone under surveillance
(PhysOrg.com) -- Charles Darwin was the first to speculate that plants contain hormones. His pioneering research led to the identification of the very first and key plant growth hormone — auxin — ...
Jan 16, 2012 |
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A major step forward towards drought tolerance in crops
When a plant encounters drought, it does its best to cope with this stress by activating a set of protein molecules called receptors. These receptors, once activated, turn on processes that help the plant ...
Dec 19, 2011 |
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Spring's rising soil temperatures see hormones wake seeds from their winter slumber
Dormant seeds in the soil detect and respond to seasonal changes in soil temperature by changing their sensitivity to plant hormones, new research by the University of Warwick has found.
Dec 12, 2011 |
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Stronger corn? Take it off steroids, make it all female
A Purdue University researcher has taken corn off steroids and found that the results might lead to improvements in that and other crops.
Nov 30, 2011 |
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Plant branching hormone discovered
(PhysOrg.com) -- In an important breakthrough, plant biologists at The University of Queensland have identified a hormone that plays a key role in determining the size and shape of plants.
Jul 08, 2011 |
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Adjustable valves gave ancient plants the edge
Controlling water loss is an important ability for modern land plants as it helps them thrive in changing environments. New research from the University of Bristol, published today in the journal Current Biology, shows ...
Jun 09, 2011 |
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Scientists gain insight on how plants bend toward light
(PhysOrg.com) -- A Purdue University-led study may change how scientists think about how some plants bend toward light.
Jun 09, 2011 |
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Plant hormone auxin triggers a genetic switch
(PhysOrg.com) -- During the development of organisms, a particular event repeatedly occurs: a signal appears temporarily, but the processes it triggers must be maintained – for example, when the fate ...
Apr 18, 2011 |
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Unlocking the secrets of a plant's light sensitivity
(PhysOrg.com) -- Plants are very sensitive to light conditions because light is their source of energy and also a signal that activates the special photoreceptors that regulate growth, metabolism, and physiological ...
Dec 13, 2010 |
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Researchers discover how natural drug fights inflammation
Researchers at the Virginia Bioinformatics Institute at Virginia Tech have discovered how abscisic acid, a natural plant hormone with known beneficial properties for the treatment of disease, helps fight inflammation. The ...
Dec 09, 2010 |
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