News tagged with gene variation
A new type of genetic variation could strengthen natural selection
(PhysOrg.com) -- The unexpected discovery of a new type of genetic variation suggests that natural selection - the force that drives evolution - is both more powerful and more complex than scientists have ...
Feb 17, 2010 |
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Flow of potassium into cells implicated in schizophrenia
A study on schizophrenia has implicated machinery that maintains the flow of potassium in cells and revealed a potential molecular target for new treatments. Expression of a previously unknown form of a key ...
Medicine & Health / Medical research
May 06, 2009 |
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Critics cast doubt on recent longevity gene study findings
(PhysOrg.com) -- A recent study of centenarians (reported in PhysOrg on July 1st) that linked a number of gene variants to longevity has now been questioned by other scientists, who suggest a DNA chip known as 610-Quad, used in ...
Jul 09, 2010 |
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Sex explains why the fit don't always survive
(PhysOrg.com) -- New research from The Australian National University has shown how genetic variation persists through generations, rather than being bred out in an evolution towards a ‘perfect type’.
Nov 22, 2011 |
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What makes us unique? Not genes so much as surrounding sequences
The key to human individuality may lie not in our genes, but in the sequences that surround and control them, according to new research by scientists at the Stanford University School of Medicine and Yale ...
Mar 18, 2010 |
4.9 / 5 (7) |
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Evolution by mistake
(PhysOrg.com) -- A major driving force of evolution comes from mistakes made by cells and how organisms cope with the consequences, University of Arizona biologists have found. Their discoveries offer lessons ...
Jan 24, 2011 |
3.4 / 5 (9) |
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Japanese joins the ranks of sequenced genomes
A Japanese has joined the elite club of humans whose genetic code has been fully sequenced, according to research unveiled on Sunday.
Oct 24, 2010 |
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Scientists Find Genes That Influence Brain Wave Patterns
(PhysOrg.com) -- Scientists have identified new genes and pathways that influence an individual's typical pattern of brain electrical activity, a trait that may serve as a useful surrogate marker for more genetically complex ...
Apr 27, 2010 |
4.3 / 5 (6) |
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Researchers identify genes associated with asthma
(PhysOrg.com) -- Yale University researchers have identified three genes containing genetic variations that appear to increase a child's risk of developing asthma. The findings will be published in three separate ...
Sep 03, 2010 |
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New study suggests that a propensity for one-night stands, uncommitted sex could be genetic
So, he or she has cheated on you for the umpteenth time and their only excuse is: "I just can't help it." According to researchers at Binghamton University, they may be right. The propensity for infidelity could very well ...
Medicine & Health / Psychology & Psychiatry
Dec 01, 2010 |
3.6 / 5 (7) |
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Jumping genes, gene loss and genome dark matter
In research published today by Nature, an international team describes the finest map of changes to the structure of human genomes and a resource they have developed for researchers worldwide to look at the ...
Oct 07, 2009 |
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Genetic difference in staph offers clues as to why some patients get infections from cardiac implants
New research suggests that some patients develop a potentially deadly blood infection from their implanted cardiac devices because bacterial cells in their bodies have gene mutations that allow them to stick ...
Oct 24, 2011 |
4.6 / 5 (5) |
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The taste of quinine: It's in your bitter genes
Some people find quinine to be bitter while others can drink it like water. Now, scientists from the Monell Center and collaborators report that individual differences in how people experience quinine's bitterness are related ...
Aug 02, 2010 |
3.7 / 5 (6) |
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Sequencing genome of entire family reveals parents give kids fewer gene mutations than was thought
Researchers at the University of Utah and other institutions have sequenced for the first time the entire genome of a family, enabling them to accurately estimate the average rate at which parents pass genetic mutations to ...
Mar 10, 2010 |
4.2 / 5 (5) |
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Mutant gene lessens devastation of flesh-eating bacteria
(PhysOrg.com) -- Scientists at The Methodist Hospital Research Institute in Houston recently discovered a simple gene mutation that decreases the chance people will get a flesh-eating disease called necrotizing fasciitis. ...
Dec 30, 2009 |
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