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Genomics & Proteomics
An error-eliminating fix overcomes big problem in '3rd-gen' genome sequencing PDF Print E-mail
Sunday, 01 July 2012 22:56

Hybrid error-correction approach boosts accuracy of 'long reads' to 99.9 percent

Cold Spring Harbor, NY – The next "next-gen" technology in genome sequencing has gotten a major boost.

A quantitative biologist at Cold Spring Harbor Laboratory (CSHL) and collaborators today published results of experiments that demonstrate the power of so-called single-molecule sequencing, which was recently introduced but whose use has so far been limited by technical issues.

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Inherited DNA Change Explains Overactive Leukemia Gene PDF Print E-mail
Sunday, 27 May 2012 06:05
COLUMBUS, Ohio – A small inherited change in DNA is largely responsible for overactivating a gene linked to poor treatment response in people with acute leukemia.
 
The study by researchers at the Ohio State University Comprehensive Cancer Center – Arthur G. James Cancer Hospital and Richard J. Solove Research Institute (OSUCCC – James) focused on a gene called BAALC. This gene is often overactive, or overexpressed, in people with acute myeloid or acute lymphoblastic leukemia, and it indicates that the disease is likely to respond poorly to standard therapy.
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Jarid2 may break the Polycomb silence PDF Print E-mail
Tuesday, 01 May 2012 00:20

Stowers scientists use fruit flies to reveal unknown function of a transcriptional regulator of development and cancer.

KANSAS CITY, MO—Historically, fly and human Polycomb proteins were considered textbook exemplars of transcriptional repressors, or proteins that silence the process by which DNA gives rise to new proteins. Now, work by a team of researchers at the Stowers Institute for Medical Research challenges that dogma.

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New genetic regions linked to bone-weakening disease and fractures, Stanford researcher says PDF Print E-mail
Sunday, 15 April 2012 21:39

STANFORD, Calif. — Thirty-two previously unidentified genetic regions associated with osteoporosis and fracture have been identified by a large, worldwide consortium of researchers, including Stanford Prevention Research Center chief John Ioannidis, MD, DSc. Variations in the DNA sequences in these regions confer either risk or protection from the bone-weakening disease. Many, but not all, of the regions encode proteins involved in pathways known to involve bone health.

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The proteins ensuring genome protection PDF Print E-mail
Sunday, 12 February 2012 17:24

Researchers from the University of Geneva, Switzerland, discover how enzymatic onslaughts at the ends of our chromosomes are countered

Researchers from the University of Geneva (UNIGE), Switzerland, have discovered the crucial role of two proteins in developing a cell 'anti-enzyme shield'. This protection system, which operates at the level of molecular 'caps' named telomeres, prevents cells from treating chromosome ends like accidental DNA breaks and 'repairing' them. Joining chromosome ends would, indeed, lead to tumor formation. This study, carried out by Cyril Ribeyre and led by David Shore, professor of molecular biology, is published in the revue Nature Structural & Molecular Biology.

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Team IDs Pancreatic Cancer-Associated Loci in Chinese Population PDF Print E-mail
Monday, 12 December 2011 20:58

NEW YORK (GenomeWeb News) – At least five newly identified genomic loci contribute to pancreatic cancer risk in Chinese populations, according to a study appearing online yesterday in Nature Genetics.

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Discovery of a New Muscle Repair Gene PDF Print E-mail
Saturday, 26 November 2011 03:53

An international team of researchers from England and the Charité -- Universitätsmedizin Berlin has presented new findings regarding the function of muscle stem cells, which are published in the current issue of the journal Nature Genetics. The researchers investigated several families with children suffering from a progressive muscle disease. Using a genetic analysis technique known as "next generation sequencing" the scientists identified a defective gene called MEGF10 responsible for the muscle weakness.

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UIC study identifies a key molecular switch for telomere extension by telomerase PDF Print E-mail
Thursday, 24 November 2011 03:36
Researchers at the University of Illinois at Chicago College of Medicine describe for the first time a key target of DNA damage checkpoint enzymes that must be chemically modified to enable stable maintenance of chromosome ends by telomerase, an enzyme thought to play a key role in cancer and aging.

Their findings are reported online in Nature Structural and Molecular Biology.
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Georgia Launches Multi-Partner Breast Cancer Genomics Program PDF Print E-mail
Wednesday, 23 November 2011 03:45

NEW YORK (GenomeWeb News) – Georgia's Center for Oncology Research and Education (CORE) and the Georgia Department of Public Health (DPH) have partnered with three universities to develop evidence-based recommendations for breast cancer genomics risk assessment and education efforts.

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Benefits of nut consumption for people with abdominal obesity, high blood sugar, high blood pressure PDF Print E-mail
Wednesday, 02 November 2011 06:03

For the first time, scientists report a link between eating nuts and higher levels of serotonin in the bodies of patients with metabolic syndrome (MetS), who are at high risk for heart disease. Serotonin is a substance that helps transmit nerve signals and decreases feelings of hunger, makes people feel happier and improves heart health. It took only one ounce of mixed nuts (raw unpeeled walnuts, almonds and hazelnuts) a day to produce the good effects. The report appears in ACS' Journal of Proteome Research.

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Scripps Florida Scientists Identify New Molecules Important for Vision and Brain Function PDF Print E-mail
Monday, 11 June 2012 14:33

Kirill Martemyanov is a neuroscientist at Scripps Florida. JUPITER, FL, June 11, 2010 – In a pair of related studies, scientists from the Florida campus of The Scripps Research Institute have identified several proteins that help regulate cells’ response to light—and the development of night blindness, a rare disease that abolishes the ability to see in dim light.

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'Rare' genetic variants are surprisingly common, life scientists report PDF Print E-mail
Sunday, 20 May 2012 06:51

A large survey of human genetic variation, published today in the online version of the journal Science, shows that rare genetic variants are not so rare after all and offers insights into human diseases.

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Johns Hopkins researchers uncover genes at fault for cystic fibrosis-related intestinal obstruction PDF Print E-mail
Monday, 23 April 2012 15:01

Researchers at Johns Hopkins have identified a gene that modifies the risk of newborns with cystic fibrosis (CF) developing neonatal intestinal obstruction, a potentially lethal complication of CF. Their findings, which appeared online March 15 in PLoS Genetics, along with the findings of their Toronto-based colleagues, published April 1 in Nature Genetics, may lead to a better understanding of how the intestines work and pave the way for identifying genes involved in secondary complications of other disorders.

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Moffitt Cancer Center Researchers And Colleagues Find Possible Genetic Keys To Surviving Epithelial Ovarian Cancer PDF Print E-mail
Wednesday, 07 March 2012 04:52

TAMPA, Fla. (March 6, 2012) - Researchers at Moffitt Cancer Center and colleagues from 11 other institutions in the United States and the United Kingdom have used two genome-wide association studies (GWAS) - one from the U.S. and one from the U.K. - to detect a novel set of genes found to be associated with epithelial ovarian cancer patient survival. The discovery could open the door to new therapies for treating epithelial ovarian cancer (EOC), the most lethal kind of gynecologic malignancy.

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Chinese scientists announce the first complete sequencing of Mongolian genome PDF Print E-mail
Monday, 19 December 2011 06:46

Inner Mongolia and Shenzhen, China – Inner Mongolia Agricultural University (IMAU), Inner Mongolia University for the Nationalities (IMUN) and BGI, the world's largest genomics organization, jointly announced the first complete sequencing of Mongolian genome. This genomic study will help researchers to better understand the evolutionary process and migration of Mongolians and their ancestors from Africa to Asia, which also lays an important genomic foundation for further development of human genetic diseases research.

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Environment and diet leave their prints on the heart PDF Print E-mail
Tuesday, 29 November 2011 05:42

A University of Cambridge study, which set out to investigate DNA methylation in the human heart and the 'missing link' between our lifestyle and our health, has now mapped the link in detail across the entire human genome.

The new data collected greatly benefits a field that is still in its scientific infancy and is a significant leap ahead of where the researchers were, even 18 months ago.

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Scripps Research Scientists Uncover New Role for Gene in Maintaining Steady Weight PDF Print E-mail
Thursday, 24 November 2011 03:50
http://www.scripps.edu/news/press/images/butler_andrew/butler_thumbnail.jpgThe Findings May Help Scientists Combat Obesity and Diabetes

JUPITER, FL, November 23, 2011 – Against the backdrop of the growing epidemic of obesity in the United States, scientists from the Florida campus of The Scripps Research Institute have made an important new discovery regarding a specific gene that plays an important role in keeping a steady balance between our food intake and energy expenditure. The study may help scientists better understand the keys to fighting obesity and related disorders such as diabetes.

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Auburn Breaks Ground on $29M Research Center PDF Print E-mail
Wednesday, 23 November 2011 03:48

NEW YORK (GenomeWeb News) – Auburn University has broken ground on a $28.8 million research center that will house a range of scientific disciplines including genomics, bioinformatics, water, and ecological research, as well as architecture and forestry studies.

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Blood-based genomic test better than imaging test for ruling out obstructive coronary artery disease PDF Print E-mail
Wednesday, 16 November 2011 01:05

Results Presented at AHA 2011

A blood-based gene expression test was found to be more effective for ruling out obstructive coronary artery disease in stable symptomatic patients than myocardial perfusion imaging (MPI), a common test that uses a radioactive agent to evaluate the blood flow and function of the heart.

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Cofactor Genomics Collaborates with Kentucky Network on Sequencing Data PDF Print E-mail
Tuesday, 01 November 2011 16:51

Cofactor Genomics today said it has completed a collaboration with a network of researchers in Kentucky to design experiments and generate and analyze next-generation sequencing data for the state.

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