News tagged with organic chemistry
Plain to See: New contrast agents for magnetic resonance imaging of tumors
(PhysOrg.com) -- Magnetic resonance imaging (MRI) is primarily a medical imaging technique that is used to visualize different soft tissues within the body. In the field of cancer therapy, a contrast agent is often used to ...
May 07, 2010 |
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Could smell play a role in the origin of new bird species?
Two recently diverged populations of a southern California songbird produce unique odors, suggesting smell could contribute to the reproductive isolation that accompanies the origin of new bird species. The ...
Mar 23, 2010 |
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The Key that Fits: New Technique To Trace Disease-Related Agents
(PhysOrg.com) -- In the development of new drugs, photoaffinity labels (PALs) are a versatile tool to investigate the interaction between a receptor and a drug or a ligand. Researchers working with Stephanie Grond at the ...
Mar 05, 2010 |
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Assessing antibiotic breakdown in manure
Agricultural Research Service (ARS) scientist Scott Yates is studying how oxytetracycline (OTC), an antibiotic that is administered to animals, breaks down in cattle manure.
Mar 04, 2010 |
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Life beyond our universe: Physicists explore the possibility of life in universes with laws different from our own
(PhysOrg.com) -- Whether life exists elsewhere in our universe is a longstanding mystery. But for some scientists, there?s another interesting question: could there be life in a universe significantly different ...
Feb 22, 2010 |
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New computational tool for cancer treatment
Many human tumors express indoleamine 2,3-dioxygenase (IDO), an enzyme which mediates an immune-escape in several cancer types. Researchers in the Molecular Modeling group at the SIB Swiss Institute of Bioinformatics and ...
Jan 29, 2010 |
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Insulin research points way to better diabetes treatments
New research that significantly improves our understanding of how insulin interacts with cells in the human body is published today.
Medicine & Health / Diseases, Conditions, Syndromes
Jan 25, 2010 |
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Copper-Free Click Chemistry Used in Mice
(PhysOrg.com) -- For the first time, the widely used molecular synthesis technique known as click chemistry has been safely applied to a living organism. A team of Berkeley Lab and UC Berkeley researchers ...
Jan 19, 2010 |
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White, but not pure
Even the snow on Aconcagua Mountain in the Andes is polluted with PCBs. An international team of researchers detected low concentrations of these toxic, carcinogenic chlorine compounds in samples taken from ...
Dec 07, 2009 |
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'Smell of old books' offers clues to help preserve them
Scientists may not be able to tell a good book by its cover, but they now can tell the condition of an old book by its smell. In a report in ACS' Analytical Chemistry, a semi-monthly journal, they describe develo ...
Chemistry / Analytical Chemistry
Dec 02, 2009 |
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Understanding Why Rye Works as a Cover Crop
(PhysOrg.com) -- Agricultural Research Service (ARS) scientists may soon find a way to enhance the weed-killing capabilities of a cereal grain that enriches the soil when used as a winter cover crop.
Oct 19, 2009 |
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Researchers aim to simplify a compound that acts on alpha-tubulin to slow down the process of cell division associated w
Research is being carried out to design and synthesise a new generation of compounds that act on the tubulin molecule, involved in cell multiplication, through a mechanism that has not yet been used in chemotherapy. ...
Sep 09, 2009 |
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Historic 'moon issue' of Science freely available
The historic 30 January 1970 edition of the journal Science, featuring analysis of the first geological samples from the Moon, is now freely available to the public to commemorate the 40th anniversary of the first lunar ...
Space & Earth / Space Exploration
Jul 20, 2009 |
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The secret jungles of ancient France
(PhysOrg.com) -- Ah, Paris. Land of the Eiffel Tower, delicious French bread and... tropical rainforests? Sacrebleu! It seems unlikely, but scientists have discovered evidence that France may have been a hot, wet tropical ...
Jul 16, 2009 |
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New method to efficiently produce less toxic drugs using organic molecules
Nanyang Technological University (NTU)'s Associate Professor Zhong Guofu has made a significant contribution to the field of organic chemistry, in particular the study of using small organic molecules as catalysts, in the ...
Jul 08, 2009 |
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