Tag: "genes" at medical news

Community MRSA is re-emergence of 1950's pandemic

...causing strain. The researchers have sequenced key genes from 80/81 samples isolated between 1955 and 1969 ...he USA, and compared them with the same regions in genes from a clone of one of the most common CA MRSAs which has been found in England and Scotland. They f...

Autistic children's abnormal metabolic profile findings

...researchers then looked at common polymorphisms in genes that could directly or indirectly affect these met...ificantly elevated in the autistic children. These genes are prevalent in the general population, says Dr. James, and clearly do not "cause" autism. However,...

Genetic link to cervical cancer

Certain combinations of genes that encode receptors on innate immune cells increase the risk of developing cervical cancer, according to a study by Mary Carrington and colleagues in the April 4 issue of The Journal of Experimental Medicine. Most cervical cancers (>95%) are as...

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...cusing on the characterization of tumor suppressor genes and the identification of novel genes that confer predisposition to malignancy. His talk will be "Mutations in the epidermal growth factor...

Fifteen-year hunt uncovers gene behind 'pseudothalidomide' syndrome

...e online section of Nature Genetics , proves that genes behind very rare inherited diseases can now be fou...ernational team compared the human sequence of the genes to those from chimpanzee, mouse, rat, chicken and zebrafish, and to the gene sequences of the affect...

Grandmothers' smoking linked to grandchildren's asthma decades later

...ria may be damaged through subtle changes in which genes are turned on or off-changes that may be transmitted through the maternal line as well. The scientists speculate that these alterations decrease immune function and reduce the body's ability to rid itself of toxins, thereby increasing their risk of ...

Scientists identify protein that controls cancer cells

...n factors help control whether the instructions of genes are carried out by the cells. Debinski and colleag... the researchers found that more than 50 different genes seem to be affected by Fra-1, suggesting that its effects may be even broader than this initial stud...

New treatment for hereditary breast cancer

...reast cancer. In most women, the BRCA1 and BRCA2 genes prevent breast tumours from forming, but some wome...and continue to replicate. Cells with mutated BRCA genes can't undergo recombination and therefore rely completely on PARP to fix the damage. The new treatm...

Shape-altering genes linked to ovarian cancer

...colleagues discovered that a set of shape-altering genes become activated in ovarian cancer. These HOX gene...iety of different forms, depending on which of the genes is turned on. The researchers reported their finding in the April 10, 2005 on-line issue of the jour...

Researchers find that chocolate compound stops cancer cell cycle in lab experiments

... they located were two well known tumor suppressor genes as well as two other proteins known to be involved...nactivated. Furthermore, expression of one of the genes was reduced. Dickson notes that "the novel aspect here is that a pattern of several regulatory prote...

Northwestern's cancer genetics program finds gene variants that greatly increase breast cancer risk

...of the TGFBR1*6A and TGFB1 T29C variants." Mutated genes like TGFBR1*6A and the better-known cancer susceptibility genes BRCA1 and BRCA2, alter cells in a way that causes them either to grow faster or become cancerous. Dr...

NIAID begins clinical trial of West Nile virus vaccine

... piece of DNA--called a DNA plasmid--that contains genes that code for two key surface proteins of the West.... Called chimeric vaccines, these vaccines combine genes of the West Nile virus with genes of a closely related virus--yellow fever virus in the case of a va...

Gene expression pattern predicts multiple drug resistance, treatment failure in pediatric leukemia

...ed antileukemic agents, and to determine how those genes affected treatment outcome. "The identification ...ion levels in ALL cells, researchers identified 45 genes closely linked with leukemic cells' ability to resist treatment by at least two of the most widely u...

Variant in gene associated with telomeres predicts longer survival of deadly brain tumor

...nto account. "We have looked at a lot of different genes associated with cancer, such as DNA repair genes and p53, but this is the first time we have found a genotype that has such a large effect on clinica...

Researchers develop 'genetic blueprint' to predict response to esophageal cancer treatments

...not just an analysis of how one or two "candidate" genes respond to a single treatment. "Our data strongly ...y analysis" that examined variants in 40 different genes believed to be involved in metabolism, DNA damage repair activity and action of these of therapies. ...

Used in a new way, RNA interference permanently silences key breast cancer gene

...se RNAi in more than just experiments that silence genes temporarily," says the study's principal investiga...d as a laboratory tool to knock down expression of genes in a variety of cells and organisms. It works by introducing a small double-stranded RNA (RNAi) that...

Brain imaging study explains Williams syndrome language gifts

... abnormalities in living patients demonstrates how genes control development of the human cortex, and also aids clinical prognosis and understanding of the syndrome's underlying genetic trigger. Background: Williams Syndrome is a genetic disorder characterized by heart defects, abnormalities in the out...

Genetic variation linked to alcohol dependence found in a Russian population

...ssian populations. Lappalainen stressed that other genes have been implicated in alcoholism and that the risk of alcohol dependence is also dependent on environment and behavior. ...

American Academy of Neurology sums up scientific highlights from 57th annual meeting

...Ds appear to offer protection. [P05.073] The known genes for Parkinson's disease account for only a small percent of all cases. At the meeting, researchers described the most recent gene discovery, LRRK2, whose function is not yet known, which may be responsible for up to one percent of all Parkinson's cas...

A new look at genes that cause testicular cancer

...nd Development blamed not only the environment but genes as well. "After completing a major survey of genes most commonly affected in patients with testicular cancer we found that 76% of these key susceptibil...

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(Date:4/23/2014)... conclusive evidence that the source of a unique rhythmic ... called the "bio-duck," is the Antarctic minke whale ( ... personnel in the 1960s who thought it sounded like ... various locations in the Southern Ocean, but its source ... 2013, an international team of researchers deployed acoustic tags ...
(Date:4/23/2014)... the likelihood of an accurate group decision increases with ... when a collective faces a variety of factors ... University researchers report that smaller groups actually tend to ... excessively focused on only certain pieces of information. , ... known about collective intelligence, or the "wisdom of crowds," ...
(Date:4/23/2014)... The shale gas boom has transformed the energy ... locations, it could cause conflict among the energy ... resources, say researchers. They add that degraded water ... adequate safeguards. The feature article appears in the ... , Meagan S. Mauter and colleagues point out ...
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