News tagged with genetic analyses
Deep-sea algae may be 'living fossils'
(PhysOrg.com) -- Researchers in the US and Belgium say two types of deep-sea seaweed may be representatives of ancient forms of algae previously unrecognized.
Nov 19, 2010 |
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Scientists report original source of malaria
Researchers have identified what they believe is the original source of malignant malaria: a parasite found in chimpanzees in equatorial Africa.
Medicine & Health / Medical research
Aug 03, 2009 |
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Researchers complete mollusk evolutionary tree
Mollusks have been around for so long (at least 500 million years), are so prevalent on land and in water (from backyard gardens to the deep ocean), and are so valuable to people (clam chowder, oysters on ...
Oct 26, 2011 |
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Researchers identify genetic cause of new vascular disease
Clinical researchers at the National Institutes of Health's Undiagnosed Diseases Program (UDP) have identified the genetic cause of a rare and debilitating vascular disorder not previously explained in the medical literature. ...
Feb 02, 2011 |
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Study identifies genetic variant that can lead to severe impulsivity
A multinational research team led by scientists at the National Institutes of Health has found that a genetic variant of a brain receptor molecule may contribute to violently impulsive behavior when people who carry it are ...
Dec 22, 2010 |
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Study identifies new genetic risk factor for Lou Gehrig's disease
An international study led by biologists and neuroscientists from the University of Pennsylvania has identified a new genetic risk factor for amyotrophic lateral sclerosis, commonly known as ALS or Lou Gehrig's ...
Aug 25, 2010 |
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Mitochondrial genome analysis revises view of the initial peopling of North America
The initial peopling of North America from Asia occurred approximately 15,000-18,000 years ago, however estimations of the genetic diversity of the first settlers have remained inaccurate. In a report published online today ...
Jun 28, 2010 |
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Targeting cell pathway may prevent relapse of leukemia
About 40 percent of children and up to 70 percent of adults in remission from acute myelogenous leukemia (AML) will have a relapse. In recent years, doctors have come to believe that this is due to leukemia stem cells, endlessly ...
Mar 25, 2010 |
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Researchers train computers to analyze fruit-fly behavior
Scientists at the California Institute of Technology (Caltech) have trained computers to automatically analyze aggression and courtship in fruit flies, opening the way for researchers to perform large-scale, high-throughput ...
Apr 08, 2009 |
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Genetic basis for migration
Scientists studying Eastern North American monarch butterflies (Danaus plexippus) have uncovered a suite of genes that may be involved in driving the butterflies to migrate towards Mexico for the winter. Their research, publis ...
Mar 31, 2009 |
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Homebody queen ants help preserve family ties in large populations
Ant and bee colonies have long fascinated biologists because of their hierarchical social structure and the apparently altruistic behaviour of female workers in rearing the queen's young rather than reproducing themselves. ...
Mar 31, 2009 |
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Biologists find optimistic worms are ready for rapid recovery
For the tiny soil-dwelling nematode worm Caenorhabditis elegans, life is usually a situation of feast or famine. Researchers at the California Institute of Technology (Caltech) have found that this worm has evolved a surprisingly ...
Mar 09, 2009 |
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Family ties bind desert lizards in social groups
(PhysOrg.com) -- Researchers at the University of California, Santa Cruz, have found that a species of lizard in the Mojave Desert lives in family groups and shows patterns of social behavior more commonly ...
Oct 06, 2010 |
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Scientists find gene for high cholesterol in blood
Scientists at the Southwest Foundation for Biomedical Research (SFBR) in San Antonio have found a gene that causes high levels of bad cholesterol to accumulate in the blood as a result of a high-cholesterol diet.
Sep 15, 2010 |
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Double-teaming a whole-genome hunt
By inspecting the sequence of all 3 billion "letters" that make up the genome of a single person affected with a rare, inherited disorder, a Johns Hopkins and Duke University team ferreted out the single genetic mutation ...
Jul 12, 2010 |
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