Tag: "mechanism" at biology news

New study warns limited carbon market puts 20 percent of tropical forest at risk

...eceive preventive credits under any carbon trading mechanism to provide incentive for them to protect their int...natural resources. CI believes any carbon credit mechanism should include full representation, participation and consultation by indigenous and local communiti...

Diverse genetic abnormalities lead to NF-κB activation in multiple myeloma

...the bone marrow compartment. Our results suggest a mechanism by which MM cells can overcome these limitations through acquisition of mutations that result in constitutive and ligand-independent activation of the alternative NF-κB pathway, explains Dr. Fonseca. Taken together, results for these studies d...

Green tea boosts production of detox enzymes, rendering cancerous chemicals harmless

...n enzymes in humans, Chow said. There may be other mechanism in play by which green tea may protect against cancer development, but this is a good place to start....

deCODE discovers cause of major subtype of glaucoma

...ar deposits that causes XFG, providing a promising mechanism to target for developing therapy. We plan to conduct additional studies to examine how we can take advantage of this finding to begin drug discovery, said Kari Stefansson, CEO of deCODE. The deCODE team discovered the variants by first analyzing ...

Antioxidant overload may underlie a heritable human disease

... been linked to mutations in one of two genes, the mechanism responsible remained mysterious. The researchers now show that mice with one of the mutant genes, B-crystallin, specifically in the heart develop the same symptoms seen in human patients, including heart enlargement, progressive heart failure, and ...

A study by the MUHC and McGill University opens a new door to understanding cancer

.... However, in some cancer patients this mitigation mechanism does not appear to function, partly because the ubiquitin does not attach itself correctly to the cell surface and to Cb-b. As a result, the effects of the growth factor become much more pronounced, which results in an unrestrained proliferation of c...

Brain blood flow gives clues to treating depression

...c-HMPAO. Our findings may aid in elucidating the mechanism of depression and its treatment, said Bonne. There may be more than one mechanism responsible for the development of depression and for mediating response to its treatment, he added....

Acute sleep deprivation leads to changes in nighttime urine production for men and women

...low (hemodynamics), and sleep-related factors. The mechanism behind the day/night changes is not yet clear. Danish researchers have examined the urinary patterns of sleep-deprived volunteers and have found that a lack of sleep leads to increased urinary output and more salt in urine. The findings were found to...

Grapes, soy and kudzu blunt some menopausal side effects

...nd other cardiovascular complications. The precise mechanism by which soy interacts with the blood to affect hypertension is not yet known. Study 3: Kudzu and Insulin Resistance The UAB researchers have examined kudzu, a vine growing in the southeast United States. Their research, and others, shows kudzu...

Weizmann Institute scientists discover a control mechanism for metastasis

...appeared from the cancer cells. Prof. Yarden: 'The mechanism we identified is clinically important. It can predict the development of metastasis and possibly how the cancer will respond to treatment.' This discovery may, in the future, aid in the development of drugs to prevent or reduce the production of the ...

News tips from the Journal of Neuroscience

...Munc18 regulates a postdocking (priming) step by a mechanism that does not require binding to syntaxin1. In fact, the authors suggest that this second interaction either involves dissociation from syntaxin or a conformational change in the N-terminal domain of Munc18. 2. Pak1 and Neuronal Polarity Tom J...

ASBMB taps 8 scientists and 1 politician for top awards

...leader in the study of the structure, function and mechanism of RNA molecules involved in catalytic processes. John D. Scott (Oregon Health & Science University, Portland) will be honored with the William C. Rose Award. The award recognizes outstanding contributions to biochemical and molecular biological ...

New mechanism links smoking to lung damage

...how a poorly understood and previously unsuspected mechanism may be the key to understanding how life-style ass...r normal cell sustenance. "We suspect that this mechanism could play a major role in the onset of diseases such as emphysema, which is associated with smoking...

Immunity in social amoeba suggests ancient beginnings

...ug. These cells often operate through a particular mechanism in the cells controlled by a Toll/Interleukin-1 Re...ea. One is to look for evidence of the same immune mechanism and protein in other kinds of amoeba. The other is to look at unicellular organisms to determine if ...

Identified mechanism in the malaria parasite to help it adapt to infected individuals

...d. The researchers discovered that the silencing mechanism happens at the epigenetic level, meaning that the ...g the underlying genetic information, and that the mechanism is flexible, adaptable and easily reversible. This means that the parasite can re-express the protei...

Unknotting DNA clue to cancer syndrome

...set cancer provides a fundamental insight into the mechanism of DNA-break repair. People with Bloom's syndrom...n cells. "This is a fundamental insight into the mechanism of DNA-break repair," he said. ...

Penn researchers discover pathway that eliminates genetic defects in red blood cells

...D, Senior Research Investigator. Investigating the mechanism of this pathway may help in understanding a wider range of genetic disorders. Liebhaber is looking forward to further analysis of this surveillance pathway in order to determine why it is specific to red cells and to define the corresponding steps ...

Identifying the mechanism behind a genetic susceptibility to type 2 diabetes

Identifying the mechanism behind a genetic susceptibility to type 2 diabetes... 2 diabetes susceptibility variants and provides a mechanism by which these genetic variants might cause susceptibility to the disease. As discussed by the autho...

JCI table of contents: August 1, 2007

....php?id=32933 EDITOR'S PICK: Identifying the mechanism behind a genetic susceptibility to type 2 diabetes... 2 diabetes susceptibility variants and provides a mechanism by which these genetic variants might cause susceptibility to the disease. As discussed by the autho...

New study demonstrates important role of glia in circadian timing

...n. Our results suggest that an autonomous glial mechanism may drive circadian rhythms in the activity of a Drosophila protein known as Ebony, says F. Rob Jackson, PhD, director of the CNR and professor of neuroscience at TUSM. Ebony activity and the glia containing that activity explains Jackson, function i...

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(Date:6/19/2013)... N.Y. A Cornell University study offers further proof ... million to 6 million years ago was profoundly influenced ... turning genes on and off. , The study, published ... for a 40-year-old hypothesis that regulation of genes must ... little difference between humans and chimps in the proteins ...
(Date:6/18/2013)... , June 19, 2013  Paris Air Show ... Geotest-Marvin Test Systems) , a leading provider of ... industries, is demonstrating its solutions this week at ... 3-C82. With growing challenges including increasingly complex armament ... efficient, feature-rich, specialized aerospace test solutions that address ...
(Date:6/18/2013)... lab. At Brandeis University, sophisticated computational models and ... understand the complex interplay between genomic data, virus ... "shell" critical for replication. , ... finding will help researchers alter virus assembly, leaving ... Perlmutter, first author of the scientific paper describing ...
Breaking Biology News(10 mins):New research backs theory that genetic 'switches' play big role in human evolution 2New research backs theory that genetic 'switches' play big role in human evolution 3Marvin Test Solutions Demonstrates Next-Generation Armament Test Solutions at Paris Air Show 2Marvin Test Solutions Demonstrates Next-Generation Armament Test Solutions at Paris Air Show 3Computer modeling technique goes viral at Brandeis 2
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