Genetics news

Study shows neural stem cells in mice affected by gene associated with longevity

Medicine & Health / Genetics

Nov 05, 2009 | 3 / 5 (2) | 0

(PhysOrg.com) -- A gene associated with longevity in roundworms and humans has been shown to affect the function of stem cells that generate new neurons in the adult brain, according to researchers at the Stanford University ...

Researchers Discover Mutations in Two Genes that Cause Early-Onset Inflammatory Bowel Disease

Medicine & Health / Genetics

Nov 05, 2009 | 4 / 5 (1) | 0

(PhysOrg.com) -- An international team including researchers with the National Institutes of Health has discovered that mutations in either of two related genes cause a severe and rare form of inflammatory bowel disease (IBD) ...

Research findings key for understanding, interpreting genetic testing for long QT syndrome

Medicine & Health / Genetics

Nov 05, 2009 | not rated yet | 0

Results of a long QT syndrome (LQTS) study published in the current issue of Circulation play an important role in understanding genetic testing's role in diagnosing disease, according to the senior author, Michael Ackerman, ...

Hunting for the Prozac gene

Medicine & Health / Genetics

Oct 27, 2009 | not rated yet | 0

Prozac works wonders for some depressed people, but not for others. In some cases, patients derive little benefit and at worst, it can lead to bizarre hallucinations and fits of rage. Researchers and doctors remain puzzled ...

Genes that drive you to drink (but don't make you an alcoholic)

Medicine & Health / Genetics

Oct 26, 2009 | 4 / 5 (1) | 0

Your genetic make up may predispose you to drink more but may not increase your genetic risk for alcoholism (alcohol dependence). Research published in the open access journal, BMC Biology, pinpoints genetic pathways and ge ...

Testicular tumors may explain why some diseases are more common in children of older fathers

Medicine & Health / Genetics

Oct 25, 2009 | 4.3 / 5 (4) | 0

A rare form of testicular tumour has provided scientists with new insights into how genetic changes (mutations) arise in our children. The research, funded by the Wellcome Trust and the Danish Cancer Society, could explain ...

Rare mutation dramatically increasing schizophrenia risk

Medicine & Health / Genetics

Oct 25, 2009 | 3 / 5 (2) | 1

An international team of researchers led by geneticist Jonathan Sebat, Ph.D., of Cold Spring Harbor Laboratory (CSHL), has identified a mutation on human chromosome 16 that substantially increases risk for schizophrenia.

Inventive approach may improve enzyme replacement therapy for Fabry disease

Medicine & Health / Genetics

Oct 22, 2009 | not rated yet | 0

A new study uses a creative structure-based remodeling strategy to design a therapeutic protein that exhibits significant advantages over currently available treatments for a rare disease that often leads to cardiac and renal ...

Quick and easy diagnosis for mitochondrial disorders

Medicine & Health / Genetics

Oct 22, 2009 | not rated yet | 0

Soon you could be genetically screened for mitochondrial disorders quickly and comprehensively. Research published in BioMed Central's open access journal, Genome Medicine, outlines an innovative clinical diagnostic test f ...

Study surprise yields new target for assessing genes linked to autism

Medicine & Health / Genetics

Oct 21, 2009 | 4.6 / 5 (5) | 0

Researchers at Duke University Medical Center have uncovered a new genetic signature that correlates strongly with autism and which doesn't involve changes to the DNA sequence itself. Rather, the changes are in the way the ...

Study conclusively ties rare disease gene to Parkinson's

Medicine & Health / Genetics

Oct 21, 2009 | not rated yet | 0

An international team led by a National Institutes of Health researcher has found that carriers of a rare, genetic condition called Gaucher disease face a risk of developing Parkinson's disease more than five times greater ...

Alcohol tolerance 'switch' found

Medicine & Health / Genetics

Oct 21, 2009 | not rated yet | 0

Researchers at North Carolina State University have found a genetic "switch" in fruit flies that plays an important role in making flies more tolerant to alcohol.

Yale's scan of Turkish infant's genome yields a surprise diagnosis

Medicine & Health / Genetics

Oct 19, 2009 | 3.7 / 5 (6) | 1

(PhysOrg.com) -- In a dramatic illustration of the power of emerging genetic technologies, Yale University researchers have reported making a clinical diagnosis for the first time using comprehensive DNA sequencing of all ...

Mutant gene's true effect revealed - giving new therapy hope

Medicine & Health / Genetics

Oct 19, 2009 | not rated yet | 0

(PhysOrg.com) -- Scientists have revealed how a mutant gene that causes a connective tissue disease resulting in dwarfism does so by significantly affecting the inside of cells - opening up new therapy strategies that involve ...

No test needed for hand-foot genital syndrome in women without HOXA13 gene mutation

Medicine & Health / Genetics

Oct 19, 2009 | not rated yet | 0

Hugh S. Taylor, M.D., professor in the Department of Obstetrics, Gynecology & Reproductive Sciences at Yale, and colleagues have found that women without mutations of the HOXA13 gene do not need to be subjected to x-rays ...

New chromosomal abnormality identified in leukemia associated with Down syndrome

Medicine & Health / Genetics

Oct 18, 2009 | not rated yet | 0

Researchers identified a new chromosomal abnormality in acute lymphoblastic leukemia (ALL) that appears to work in concert with another mutation to give rise to cancer. This latest anomaly is particularly common in children ...

TraDIS technique tackles typhoid

Medicine & Health / Genetics

Oct 16, 2009 | 5 / 5 (2) | 0

(PhysOrg.com) -- For the first time, researchers are able to look at the need for every gene in a bacterial cell in a single experiment. The new method will transform the study of gene activity and the search ...

Gene linked with human kidney aging

Medicine & Health / Genetics

Oct 16, 2009 | not rated yet | 0

A gene has been associated with human kidney aging, according to researchers from Stanford University, the National Institute on Aging, the MedStar Research Institute, and the HudsonAlpha Institute for Biotechnology. In work ...