An orca known as Tahlequah, who raised worldwide concern when she carried her dead calf for 17 days and more than 1,000 miles almost two years ago, is pregnant, scientists said.
Plants & Animals
Jul 28, 2020
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3
Reversible inhibition of an enzyme, an activity in which the inhibiting molecular entity (often a small chemical called ligand or inhibitor) associates and dissociates from the protein's binding site, is a very fast process. ...
Biochemistry
Apr 14, 2016
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Encapsulated bacteriophages are more resistant to low stomach pH and live longer in the intestinal tract of broilers. The research, published in Applied and Environmental Microbiology, was conducted jointly by the UAB Group ...
Cell & Microbiology
Oct 8, 2015
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9
Each spring, powerful dust storms in the deserts of Mongolia and northern China send thick clouds of particles into the atmosphere. Eastward winds sweep these particles as far as the Pacific, where dust ultimately settles ...
Earth Sciences
Aug 27, 2015
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63
Halle (Saale). The role of plant traits might be overestimated by biologists in studies on plant invasiveness. Anthropogenic factors such as whether the spcies was being cultivated proved to be more important. These conclusions ...
Ecology
Jun 30, 2015
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38
Through their metabolic cycle, humans and other organisms break down molecules that include carbon to temporarily obtain energy from the environment. New research from the University of Georgia takes this a step further, ...
Environment
Apr 8, 2015
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30
(Phys.org)—Catalysts are substances that speed up the rates of chemical reactions without themselves being chemically changed. Industrial catalysts come in two main types - heterogeneous, in which the catalyst is in a different ...
Materials Science
Oct 10, 2012
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Organic aerosol (OA) is a crucial component of atmospheric fine particles. To achieve a better understanding of the sources of OA is very significant for air pollution control. In the 2012, Vol 57(7) of Chinese Science Bulletin, ...
Earth Sciences
Mar 5, 2012
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0
(PhysOrg.com) -- Woods Hole Oceanographic Institution (WHOI) scientists have found that carbon is stored in the soils and sediments of the Ganges-Brahmaputra basin for a surprisingly long time, making it likely that global ...
Earth Sciences
Nov 9, 2011
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Studies led by Stony Brook University professor of chemistry Peter J. Tonge indicate that modifications that enhance the time a drug remains bound to its target, or residence time, may lead to better diagnostic and therapeutic ...
Biochemistry
Apr 25, 2010
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