News tagged with genetic mutations

'Wildly heterogeneous genes'

Cancer tumors almost never share the exact same genetic mutations, a fact that has confounded scientific efforts to better categorize cancer types and develop more targeted, effective treatments.

Sep 15, 2013
popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Fate of new genes cannot be predicted

New versions of genes, called alleles, can appear by mutation in populations. Even when these new alleles turn the individuals carrying them more fit to survive and reproduce, the most likely outcome is that ...

Sep 13, 2013
popularity 4.5 / 5 (2) | comments 1 | with audio podcast

Major cancer genotyping study logs 5,000th tumor profile

More than 5,000 genetic profiles of tumor DNA have been completed in a large research study by scientists at Dana-Farber Cancer Institute, Brigham and Women's Hospital, and Boston Children's Hospital designed to speed the ...

Sep 12, 2013
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Moving towards gene therapies for retinal atrophies

Researchers at Michigan State University (MSU) provide the first phenotypic evidence a mutated gene causes one form of progressive retinal atrophy in papillon dogs. Progressive retinal atrophy is analogous to one of the leading ...

Sep 09, 2013
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Researchers uncover genetic cause of childhood leukemia

For the first time, a genetic link specific to risk of childhood leukemia has been identified, according to a team of researchers from Memorial Sloan-Kettering Cancer Center, St. Jude Children's Research Hospital, University ...

Sep 08, 2013
popularity 4.8 / 5 (6) | comments 0 | with audio podcast

Wide range of differences, mostly unseen, among humans

No two human beings are the same. Although we all possess the same genes, our genetic code varies in many places. And since genes provide the blueprint for all proteins, these variants usually result in numerous differences ...

Sep 05, 2013
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New method for early detection of colon cancer

A new, highly sensitive method to detect genetic variations that initiate colon cancer could be readily used for noninvasive colon cancer screening, according to a study published in Cancer Prevention Research, a journal of the ...

Sep 04, 2013
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