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Medicine & Health / Genetics news 1234

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 ...


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 ...


Researchers propose minocycline as a promising drug for patients with Fragile X syndrome

October 03, 2008 | User rating: 5 / 5 after 6 vote(s) | User comments: 1

A UC Riverside-led team of biomedical scientists has found that a readily available drug called minocycline, used widely to treat acne and skin infections, can be used to treat Fragile ...


A novel way found to prevent protein plaques implicated in Alzheimer's

November 18, 2007 | User rating: 4.9 / 5 after 28 vote(s) | No comments yet

For unknown reasons a protein called amyloid beta aggregates into toxic plaques in the brain, killing neurons. These plaques are one of the hallmarks of Alzheimer’s disease. Now two new animal studies show for the first time ...


Largest study of its kind implicates gene abnormalities in bipolar disorder

August 17, 2008 | User rating: 4.9 / 5 after 14 vote(s) | No comments yet

A large genetic study of bipolar disorder has implicated machinery that balances levels of sodium and calcium in neurons. The disorder was associated with variation in two genes that make components of such ion channels. ...


Massive reanalysis of genome data solves case of the lethal genes

October 18, 2007 | User rating: 4.9 / 5 after 13 vote(s) | User comments: 1

It is better to be looked over than overlooked, Mae West supposedly said. These are words of wisdom for genome data-miners of today. Data that goes unnoticed, despite its widespread availability, can reveal extraordinary ...


Genome-wide survey nets key melanoma gene

February 07, 2008 | User rating: 4.9 / 5 after 12 vote(s) | No comments yet

One might call it a tale of two melanocytes. Given the same genetic mutation, why does one melanocyte shut down growth and become a relatively benign mole, while another rages out of control and develops into deadly melanoma?


Extra gene copies were enough to make early humans' mouths water

September 09, 2007 | User rating: 4.9 / 5 after 26 vote(s) | No comments yet

To think that world domination could have begun in the cheeks. That's one interpretation of a discovery, published online September 9 in Nature Genetics, which indicates that humans carry extra copies ...


A molecule that protects from neuronal disorders

September 15, 2007 | User rating: 4.9 / 5 after 8 vote(s) | No comments yet

Many neuronal disorders, including epilepsy, schizophrenia and lissencephaly – a form of mental retardation -, result from abnormal migration of nerve cells during the development of the brain. Researchers from the Mouse ...


Johns Hopkins to participate in 1000 Genomes Project

January 22, 2008 | User rating: 4.9 / 5 after 8 vote(s) | No comments yet

Researchers at the McKusick-Nathans Institute of Genetic Medicine (IGM) at Johns Hopkins will join other national and international scientists in the 1000 Genomes Project, an ambitious effort that will involve sequencing ...


Study reveals 2 genes linked to disabling arthritis

October 21, 2007 | User rating: 4.9 / 5 after 15 vote(s) | No comments yet

An international team of researchers led by a Fred Hutchinson Cancer Research Center geneticist has discovered two genes linked to a disabling form of arthritis called ankylosing spondylitis, a painful and progressive disease ...


Bipolar disorder genes, pathways identified

November 21, 2008 | User rating: 4.9 / 5 after 15 vote(s) | User comments: 1

Neuroscientists at the Indiana University School of Medicine have created the first comprehensive map of genes likely to be involved in bipolar disorder, according to research published online Nov. 21 in the American Journal ...


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

September 04, 2008 | User rating: 4.8 / 5 after 19 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 ...


Scientists discover genes that can slow cell division and may fight cancer

February 26, 2007 | User rating: 4.8 / 5 after 6 vote(s) | No comments yet

Cancer cells differ from normal cells in, among other things, the way they divide. When a normal cell complies with a signal telling it to divide, it also begins to activate a "braking system" that eventually stops cell division ...


Researchers find new gene linked to breast cancer

October 07, 2007 | User rating: 4.8 / 5 after 6 vote(s) | No comments yet

Researchers in a multicenter international study have identified a new gene that, if mutated, may increase a woman’s risk of breast cancer by more than a third.


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