News tagged with biochemical reactions
Nanofluidics sorts DNA for cancer research
(Phys.org) -- Cornell nanotechnology researchers have devised a new tool to study epigenetic changes in DNA that can cause cancer and other diseases: a nanoscale fluidic device that sorts and collects DNA, ...
Nanotechnology / Bio & Medicine
May 24, 2012 |
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Dip chip technology tests toxicity on the go
From man-made toxic chemicals such as industrial by-products to poisons that occur naturally, a water or food supply can be easily contaminated. And for every level of toxic material ingested, there is some level of bodily ...
Chemistry / Analytical Chemistry
May 14, 2012 |
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Another piece of the ion pump puzzle
From bacteria to humans, all cells use molecules of adenosine triphosphate (ATP) as fuel to power a broad range of biochemical reactions. For example, massive multi-subunit enzymes known as V-ATPases convert ...
Mar 16, 2012 |
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Investigators predict, confirm how E. coli bacteria hijack cells' directional mechanism
Working in the emerging field of systems biology, UT Southwestern Medical Center researchers mathematically predicted how bacteria that cause food poisoning hijack a cell's sense of direction and then confirmed those predictions ...
Mar 01, 2012 |
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A unique on-off switch for hormone production
Weizmann scientists have revealed a new kind of on-off switch in the brain for regulating the production of a main biochemical signal from the brain that stimulates cortisol release in the body.
Feb 23, 2012 |
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Biologists learn how plants synthesize their growth hormone auxin
Biologists at the University of California, San Diego have succeeded in unraveling, for the first time, the complete chain of biochemical reactions that controls the synthesis of auxin, the hormone that regulates nearly all ...
Oct 24, 2011 |
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New method helps solve several baffling puzzles in protein molecular structure
The structures of many protein molecules remain unsolved even after experts apply an extensive array of approaches. An international collaboration has led to a new, high-performance method that rapidly determined ...
May 01, 2011 |
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New method for studying molecule reactions a breakthrough in organic chemistry
(PhysOrg.com) -- Good chemists are passive-aggressive -- they manipulate molecules without actually touching them.
Mar 10, 2011 |
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Research links damaged organs to change in biochemical wave patterns
By examining the distinct wave patterns formed from complex biochemical reactions within the human body, diseased organs may be more effectively identified, says Zhengdong Cheng, associate professor in the Artie McFerrin ...
Nov 16, 2010 |
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Raising the bar for biomolecular modeling
Researchers at the University of Calgary found that amino acid residues form a type of barrier to help in the process of electron transfer between proteins.
Jun 14, 2010 |
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Scientists identify possible therapy target for aggressive cancer
UT Southwestern Medical Center researchers have found that a naturally occurring protein -- transforming growth factor beta1 (TGF-ß1) -- which normally suppresses the growth of cancer cells, causes a rebound effect after ...
Dec 01, 2009 |
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Transplanted Liver Cells Hold Hope for Treating Inherited Diseases
(PhysOrg.com) -- Mike Gibson, chair of the Department of Biological Sciences at Michigan Technological University, has spent most of his professional life trying to better understand genetic metabolic disorders ...
Medicine & Health / Medical research
Oct 09, 2009 |
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Math model accurately mimics cell division in carbon-cycling bacterium
Scientists from the Department of Biological Sciences and the Virginia Bioinformatics Institute (VBI) at Virginia Tech have developed a quantitative, mathematical model of DNA replication and cell division for the bacterium ...
Aug 14, 2009 |
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Bone-cell control of energy generation is regulated by the protein Atf4
Bone cells known as osteoblasts were recently shown to have a role in controlling the biochemical reactions that generate energy via secretion of the molecule osteocalcin. Gerard Karsenty and colleagues, at Columbia University ...
Medicine & Health / Medical research
Aug 10, 2009 |
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Naturally fluorescent molecules may serve as cancer biomarker
Excess amounts of a naturally fluorescent molecule found in all living cells could serve as a natural biomarker for cancer, according to bioengineers.
Apr 02, 2009 |
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