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Medicine & Health / Genetics news 1234

Gene enhancer in evolution of human opposable thumb

September 04, 2008 | User rating: not shown ( 2 vote(s) ) | No comments yet

Scientists have discovered a gene enhancer, known as HACNS1, that may have contributed to the evolution of the uniquely opposable human thumb, and possibly also modifications in the ankle or foot that allow humans to walk ...


Researchers Find 'Junk DNA' May Have Triggered Key Evolutionary Changes in Human Thumb and Foot

September 04, 2008 | User rating: 4.9 / 5 after 18 vote(s) | User comments: 4

(PhysOrg.com) -- Out of the 3 billion genetic letters that spell out the human genome, Yale scientists have found a handful that may have contributed to the evolutionary changes in human limbs that enabled ...


Gene is likely cause of stroke-inducing vascular malformations

September 02, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

UCSF scientists have discovered that a gene controlling whether blood vessels differentiate into arteries or veins during embryonic development is linked to a vascular disorder in the brain that causes stroke.


Early onset gene for inflammatory bowel diseases identified

September 02, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

A study of Crohn's disease and ulcerative colitis in children has identified a gene that influences whether children get these diseases early in life, and points to a potential new target for treatment. The findings of the ...


Researchers piece together gene 'network' linked to schizophrenia

September 02, 2008 | User rating: 5 / 5 after 7 vote(s) | No comments yet

Reporting this week in the Archives of General Psychiatry, researchers at the Johns Hopkins University School of Medicine have uncovered for the first time molecular circuitry associated with schizophrenia that links three ...


The first autism disease genes

September 01, 2008 | User rating: 4.7 / 5 after 7 vote(s) | No comments yet

The autistic disorder was first described, more than sixty years ago, by Dr. Leo Kanner of the Johns Hopkins Hospital (USA), who created the new label 'early infantile autism'. At the same time an Austrian scientist, Dr. ...


New genes found for inflammatory bowel disease in children

August 31, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

Researchers have discovered two new genes that increase the risk of developing inflammatory bowel disease (IBD) in childhood.


Location, location, location important for genes, too

August 29, 2008 | User rating: 4.4 / 5 after 7 vote(s) | No comments yet

Cells become cancerous mainly because they lose control of their growth. To better understand how this happens, a new study at Ohio State University's Comprehensive Cancer Center looks at four genes that help regulate cell ...


First gene associated with dry macular degeneration found

August 27, 2008 | User rating: 5 / 5 after 5 vote(s) | No comments yet

In a study that underscores the important role that individual genetic profiles will play in the development of new therapies for disease, a multi-institutional research team – led by Kang Zhang, MD, PhD professor of ophthalmology ...


Genetic predisposition may play a role in anxiety disorders

August 27, 2008 | User rating: 4 / 5 after 5 vote(s) | No comments yet

Finnish scientists have identified genes that may predispose to anxiety disorders. Research conducted under the supervision of Academy Research Fellow Iiris Hovatta have focused on genes that influence human behaviour, and ...


Gene that causes childhood cancer neuroblastoma is found

August 25, 2008 | User rating: not shown ( 3 vote(s) ) | No comments yet

Scientists have discovered gene mutations that are the main cause of the inherited version of the childhood cancer neuroblastoma. In addition, the researchers found that the same mutations play a significant role in high-risk ...


Researchers define characteristics, treatment options for XXYY syndrome

August 23, 2008 | User rating: 4.2 / 5 after 9 vote(s) | No comments yet

Researchers at the UC Davis M.I.N.D. Institute and The Children's Hospital in Denver have conducted the largest study to date describing the medical and psychological characteristics of a rare genetic disorder in which males ...


Genome of simplest animal reveals ancient lineage, confounding array of complex capabilities

August 22, 2008 | User rating: 4.7 / 5 after 7 vote(s) | No comments yet

As Aesop said, appearances are deceiving—even in life's tiniest critters. From first detection in the 1880s, clinging to the sides of an aquarium, to its recent characterization by the U.S. Department of ...


Munich researchers discover key allergy gene

August 22, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Together with colleagues from the Department of Dermatology and Allergy and the Center for Allergy and Environment of the Technische Universität München, scientists at the Helmholtz Zentrum München have pinpointed a major ...


Scientists uncover molecule that keeps pathogens like salmonella in check

August 21, 2008 | User rating: not shown ( 1 vote(s) ) | No comments yet

Scientists at UT Southwestern Medical Center have found a potential new way to stop the bacteria that cause gastroenteritis, tularemia and severe diarrhea from making people sick.


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