News tagged with genetic alteration
Whole genome sequencing finds new mutations to blame for a majority of brain tumor subtype
Washington University Pediatric Cancer Genome Project has identified mutations responsible for more than half of a subtype of childhood brain tumor that takes a high toll on patients. Researchers also found evidence the tumors ...
Genetics
Apr 14, 2013 |
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Genetics may explain severe flu in Chinese people
A genetic variant commonly found in Chinese people may help explain why some got seriously ill with swine flu, a discovery scientists say could help pinpoint why flu viruses hit some populations particularly ...
Diseases, Conditions, Syndromes
Jan 29, 2013 |
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Study finds new genetic defects in high-risk childhood leukemia subtypes with chromosomal loss
Research led by St. Jude Children's Research Hospital scientists has identified a possible lead in treatment of two childhood leukemia subtypes known for their dramatic loss of chromosomes and poor treatment outcomes.
Genetics
Jan 20, 2013 |
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ENCODE project: Researchers catalogue functional elements of the genome
Most of the DNA alterations that are tied to disease do not alter protein-coding genes, but rather the "switches" that control them. Characterizing these switches is one of many goals of the ENCODE project ...
Genetics
Sep 05, 2012 |
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Distinct molecular subtype of prostate cancer identified
A collaborative expedition into the deep genetics of prostate cancer has uncovered a distinct subtype of the disease, one that appears to account for up to 15 percent of all cases, say researchers at Weill Cornell Medical ...
Genetics
May 20, 2012 |
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Scientists find that chromosomal abnormalities are associated with aging and cancer
(Medical Xpress) -- Two new studies have found that large structural abnormalities in chromosomes, some of which have been associated with increased risk of cancer, can be detected in a small fraction of people without a ...
Genetics
May 08, 2012 |
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Severe hypoglycemia cause identified
Cambridge scientists have identified the cause of a rare, life-threatening form of hypoglycaemia. Their findings, which have the potential to lead to pharmaceutical treatments for the disorder, were published today in the ...
Genetics
Oct 06, 2011 |
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New evidence for genetic basis of autism found
Scientists at Cold Spring Harbor Laboratory (CSHL) have discovered that one of the most common genetic alterations in autism -- deletion of a 27-gene cluster on chromosome 16 -- causes autism-like features. ...
Genetics
Oct 03, 2011 |
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Hopkins team discovers how DNA changes
Using human kidney cells and brain tissue from adult mice, Johns Hopkins scientists have uncovered the sequence of steps that makes normally stable DNA undergo the crucial chemical changes implicated in cancers, psychiatric ...
Medical research
Apr 14, 2011 |
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Scientists find mutation driving pediatric brain tumors
A type of low-grade but sometimes lethal brain tumor in children has been found in many cases to contain an unusual mutation that may help to classify, diagnose and guide the treatment of the tumors, report scientists at ...
Genetics
Apr 30, 2013 |
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Legal levels of atrazine alter neuroendocrine, reproductive genes in zebrafish
(Medical Xpress)—A Purdue University study found an agricultural herbicide alters reproductive and neuroendocrine genes during embryonic development in fish, a finding that will help establish a genetic ...
Medical research
Apr 03, 2013 |
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Molecular basis identified for tissue specific immune regulation in the eye and kidney
Scientists at The University of Manchester have made important advances in understanding why our immune system can attack our own tissues resulting in eye and kidney diseases. It is hoped the research will pave the way for ...
Immunology
Feb 20, 2013 |
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Some autism behaviors linked to altered gene
Scientists at Washington University School of Medicine in St. Louis have identified a genetic mutation that may underlie common behaviors seen in some people with autism, such as difficulty communicating ...
Neuroscience
Feb 12, 2013 |
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Colon cancer exhibits a corresponding epigenetic pattern in mice and humans
Tumourigenesis is driven by genetic alterations and by changes in the epigenome, for instance by the addition of methyl groups to cytosine bases in the DNA. A deeper understanding of the interaction between ...
Genetics
Feb 07, 2013 |
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Ability to metabolize tamoxifen affects breast cancer outcomes, study confirms
For nearly a decade, breast cancer researchers studying the hormone therapy tamoxifen have been divided as to whether genetic differences in a liver enzyme affect the drug's effectiveness and the likelihood breast cancer ...
Cancer
Dec 27, 2012 |
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