News tagged with nature genetics

Related topics: genes , genetic variation , genome , dna sequences , human genetics




Researchers find amygdala not always necessary for fear

(Medical Xpress)—Researchers at the University of Iowa have found that three volunteer women with defective amygdalas were able to experience internal fear. In their paper published in the journal Nature Ne ...

Neuroscience created Feb 04, 2013 | popularity 5 / 5 (1) | comments 2 | with audio podcast report

Study finds mutations linked to relapse of childhood leukemia

After an intensive three-year hunt through the genome, medical researchers have pinpointed mutations that leads to drug resistance and relapse in the most common type of childhood cancer—the first time anyone has linked ...

Genetics created Feb 03, 2013 | popularity not rated yet | comments 0 | with audio podcast

How can evolutionary biology explain why we get cancer?

Over 500 billion cells in our bodies will be replaced daily, yet natural selection has enabled us to develop defenses against the cellular mutations which could cause cancer. It is this relationship between evolution and ...

Cancer created Jan 22, 2013 | popularity not rated yet | comments 0

Tumors evolve rapidly in a childhood cancer, leaving fewer obvious tumor targets

An extensive genomic study of the childhood cancer neuroblastoma reinforces the challenges in treating the most aggressive forms of this disease. Contrary to expectations, the scientists found relatively few recurrent gene ...

Genetics created Jan 20, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Genes and their regulatory 'tags' conspire to promote rheumatoid arthritis, study finds

In one of the first genome-wide studies to hunt for both genes and their regulatory "tags" in patients suffering from a common disease, researchers have found a clear role for the tags in mediating genetic ...

Genetics created Jan 20, 2013 | popularity 4.6 / 5 (7) | comments 0 | with audio podcast

Gene in eye melanomas linked to good prognosis

Melanomas that develop in the eye often are fatal. Now, scientists at Washington University School of Medicine in St. Louis report they have identified a mutated gene in melanoma tumors of the eye that appears ...

Genetics created Jan 16, 2013 | popularity not rated yet | comments 0 | with audio podcast

Scientists localise genetic mutations responsible for abnormal thyroid function

Thyroid hormone resistance has been linked to mutations in the IGSF1 gene for the first time—surprising researchers who did not suspect it played a role in the maintenance of normal thyroid function.

Genetics created Jan 16, 2013 | popularity not rated yet | comments 0 | with audio podcast

Researchers identify genetic mutation for rare cancer

By looking at the entire DNA from this one patient's tumor, researchers have found a genetic anomaly that provides an important clue to improving how this cancer is diagnosed and treated.

Genetics created Jan 15, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

New discovery in autism-related disorder reveals key mechanism in brain development and disease

A new finding in neuroscience for the first time points to a developmental mechanism linking the disease-causing mutation in an autism-related disorder, Timothy syndrome, and observed defects in brain wiring, according to ...

Neuroscience created Jan 14, 2013 | popularity 4 / 5 (2) | comments 1 | with audio podcast

New research refutes claim iPSCs are prone to immune response

(Medical Xpress)—Researchers in Japan have injected induced pluripotent stem cells (iPSCs) from mice back into genetically identical mice and report that doing so caused no immune reaction. This contradicts the results ...

Medical research created Jan 10, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast report

A history lesson from genes: Using DNA to tell us how populations change

When Charles Darwin first sketched how species evolved by natural selection, he drew what looked like a tree. The diagram started at a central point with a common ancestor, then the lines spread apart as ...

Genetics created Jan 09, 2013 | popularity 4 / 5 (6) | comments 1 | with audio podcast

Genes and obesity: Fast food isn't only culprit in expanding waistlines—DNA is also to blame

Researchers at UCLA say it's not just what you eat that makes those pants tighter—it's also genetics. In a new study, scientists discovered that body-fat responses to a typical fast-food diet are determined in large part ...

Medical research created Jan 08, 2013 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Team discovers new gene that affects clearance of hepatitis C virus

(Medical Xpress)—Scientists have discovered a gene that interferes with the clearance of hepatitis C virus infection. They also identified an inherited variant within this gene, Interferon Lambda 4 (IFNL4), that predicts ...

Genetics created Jan 08, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Genetics discovery to help fight 'black fever'

Scientists—including a geneticist at The University of Western Australia—are a step closer to developing a vaccine against a fatally infectious parasite carried in the bite of sandflies.

Genetics created Jan 08, 2013 | popularity 5 / 5 (1) | comments 1 | with audio podcast

Chromatin marks the spot in search for disease pathways

In September 2012, the Encyclopedia of DNA Elements (ENCODE) Project Consortium, a multi-institution collaboration that included the Broad Institute, capped off nine years of research with a flurry of papers ...

Genetics created Jan 07, 2013 | popularity 5 / 5 (1) | comments 0