News tagged with biological basis
Treatment for tuberculosis can be guided by patients' genetics
A gene that influences the inflammatory response to infection may also predict the effectiveness of drug treatment for a deadly form of tuberculosis.
Feb 07, 2012 |
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New study makes key finding in stem cell self-renewal
A University of Minnesota-led research team has proposed a mechanism for the control of whether embryonic stem cells continue to proliferate and stay stem cells, or differentiate into adult cells like brain, liver or skin.
Feb 06, 2012 |
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Extended synaptic development may explain our cognitive edge over other primates
Over the first few years of life, human cognition continues to develop, soaking up information and experiences from the environment and far surpassing the abilities of even our nearest primate relatives. In a study published ...
Feb 01, 2012 |
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Genes linked to cancer could be easier to detect with liquid lasers
Using a liquid laser, University of Michigan researchers have developed a better way to detect the slight genetic mutations that might predispose a person to a particular type of cancer or other diseases.
Chemistry / Analytical Chemistry
Jan 31, 2012 |
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Inherited risk factors for childhood leukemia are more common in Hispanic patients
Hispanic children are more likely than those from other racial and ethnic backgrounds to be diagnosed with acute lymphoblastic leukemia (ALL) and are more likely to die of their disease. Work led by St. Jude Children's Research ...
Jan 30, 2012 |
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Why has synesthesia survived evolution?
In the 19th century, Francis Galton noted that certain people who were otherwise normal "saw" every number or letter tinged with a particular color, even though it was written in black ink. For the past two decades researchers ...
Medicine & Health / Neuroscience
Nov 22, 2011 |
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Musical aptitude relates to reading ability
Auditory working memory and attention, for example the ability to hear and then remember instructions while completing a task, are a necessary part of musical ability. But musical ability is also related to verbal memory ...
Medicine & Health / Psychology & Psychiatry
Oct 17, 2011 |
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A happy life is a long one for orangutans
New research has shown that happier orang-utans live longer which may shed light on the evolution of happiness in humans.
Jun 29, 2011 |
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The smell of danger: Rodent olfaction and the chemistry of instinct
The mechanics of instinctive behavior are mysterious. Even something as simple as the question of how a mouse can use its powerful sense of smell to detect and evade predators, including species it has never met before, has ...
Jun 28, 2011 |
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'Sundowning,' an anxiety syndrome in elderly dementia patients explained in a new study
New research provides the best evidence to date that the late-day anxiety and agitation sometimes seen in older institutionalized adults, especially those with dementia, has a biological basis in the brain.
Jun 27, 2011 |
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At the forefront of optogenetics
(Medical Xpress) -- In the last couple of years scientists from the Friedrich Miescher Institute for Biomedical Research have developed new strategies to stimulate individual brain cells with light. Optogenetic ...
May 24, 2011 |
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Study identifies neural structure for self-other distinction in motor domain
(PhysOrg.com) -- A new study on social cognition has clarified a key role for the medial frontal region of the cerebral cortex in differentiating between the actions of oneself and the actions of others.
Medicine & Health / Neuroscience
Jan 24, 2011 |
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Researchers discover new way diseases develop
Researchers from Mount Sinai School of Medicine have identified a previously unknown mechanism by which cells direct gene expression, the process by which information from a gene is used to direct the physical and behavioral ...
Jul 08, 2010 |
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PTSD: The serotonin system influences vulnerability and treatment
There is a great deal of interest in factors that contribute to the vulnerability to developing post-traumatic stress disorder, or PTSD. One factor that appears to contribute to the heritable vulnerability to PTSD is a variation ...
Medicine & Health / Psychology & Psychiatry
Jun 17, 2010 |
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Highlight: Researchers uncover new data about Arl13b function in Joubert syndrome
Researchers in Ireland have gained new understanding of the role played by the cilial protein Arl13b in Joubert syndrome (JS), a rare disorder characterized by developmental delay, mental retardation, and low muscle tone, ...
Mar 15, 2010 |
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