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Medicine & Health / Genetics news 1234

Mouse-like mammal may hold genetic key

September 15, 2006 | User rating: 2.5 / 5 after 21 vote(s) | No comments yet

Researchers at Purdue University in Indiana say the shadowy, mouse-like vole is little known but an important scientific tool.


Identical twins not as identical as believed

February 15, 2008 | User rating: 3.9 / 5 after 73 vote(s) | User comments: 3

Contrary to our previous beliefs, identical twins are not genetically identical. This surprising finding is presented by American, Swedish, and Dutch scientists in a study being published today in the prestigious journal ...


Homosexual behavior due to genetics and environmental factors

June 29, 2008 | User rating: 4.4 / 5 after 38 vote(s) | User comments: 6

Homosexual behaviour is largely shaped by genetics and random environmental factors, according to findings from the world's largest study of twins.


Scientists identify new longevity genes

March 12, 2008 | User rating: 4.5 / 5 after 43 vote(s) | User comments: 22

Scientists at the University of Washington and other institutions have identified 25 genes regulating lifespan in two organisms separated by about 1.5 billion years in evolutionary change. At least 15 of those genes have ...


Scientists Unravel Mystery of People with No Fingerprints

September 13, 2006 | User rating: 3.8 / 5 after 28 vote(s) | User comments: 1

Researchers at the Technion-Israel Institute of Technology have succeeded in unraveling the genetic basis of two rare congenital diseases in which afflicted persons have no fingerprints. The results will be published in the ...


Genes May Hold Keys to How Humans Learn

October 02, 2007 | User rating: 4.4 / 5 after 29 vote(s) | User comments: 1

New research is giving scientists fresh insights into how genetics are a prime factor in how we learn.


Genetic switch for circadian rhythms discovered

December 12, 2007 | User rating: 4.6 / 5 after 10 vote(s) | User comments: 2

University of California, Irvine researchers have identified the chemical switch that triggers the genetic mechanism regulating our internal body clock.


DNA study unlocks mystery to diverse traits in dogs

June 22, 2008 | User rating: 4.1 / 5 after 25 vote(s) | User comments: 2

Discovery offers potential benefits for dogs and their owners
What makes a pointer point, a sheep dog herd, and a retriever retrieve? Why do Yorkshire terriers live longer than Great Danes? And ...


New discovery proves 'selfish gene' exists

June 20, 2008 | User rating: 4 / 5 after 23 vote(s) | User comments: 5

A new discovery by a scientist from The University of Western Ontario provides conclusive evidence which supports decades-old evolutionary doctrines long accepted as fact.


New route for heredity bypasses DNA

January 04, 2008 | User rating: 4.6 / 5 after 51 vote(s) | User comments: 1

A group of scientists in Princeton's Department of Ecology and Evolutionary Biology has uncovered a new biological mechanism that could provide a clearer window into a cell's inner workings.


Can you be born a couch potato?

July 16, 2008 | User rating: not shown ( 4 vote(s) ) | User comments: 1

The key to good health is to be physically active. The key to being active is… to be born that way? The well-documented importance of exercise in maintaining fitness has created the idea that individuals can manage their ...


Tiny genetic differences have huge consequences

January 19, 2008 | User rating: 4.8 / 5 after 26 vote(s) | User comments: 1

A study led by McGill University researchers has demonstrated that small differences between individuals at the DNA level can lead to dramatic differences in the way genes produce proteins. These, in turn, are responsible ...


Newly-identified exercise gene could help with depression

December 02, 2007 | User rating: 4.5 / 5 after 21 vote(s) | User comments: 9

Boosting an exercise-related gene in the brain works as a powerful anti-depressant in mice—a finding that could lead to a new anti-depressant drug target, according to a Yale School of Medicine report in Nature Medicine.


Genes that both extend life and protect against cancer identified

October 14, 2007 | User rating: 4.8 / 5 after 42 vote(s) | User comments: 2

A person is 100 times more likely to get cancer at age 65 than at age 35. But new research reported today in the journal Nature Genetics identifies naturally occurring processes that allow many genes to both slow aging ...


Researchers identify new targets for RNAs that regulate genes

July 06, 2008 | User rating: 5 / 5 after 11 vote(s) | User comments: 1

Tiny strands of genetic material called RNA – a chemical cousin of DNA – are emerging as major players in gene regulation, the process inside cells that drives all biology and that scientists seek to control ...


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