Researchers show that the global epidemic of Clostridium difficile 027/NAP1/BI in the early to mid-2000s was caused by the spread of two different but highly related strains of the bacterium rather than one as was previously ...
Dec 9, 2012
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The ranking of a monkey within her social environment and the stress accompanying that status dramatically alters the expression of nearly 1,000 genes, a new scientific study reports. The research is the first to demonstrate ...
Apr 9, 2012
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(Medical Xpress) -- Each one of us receives approximately 60 new mutations in our genome from our parents. This striking value is reported in the first-ever direct measure of new mutations coming from mother and father in ...
Jun 12, 2011
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Researchers from Würzburg University Hospital (UKW), Homburg University Hospital (UKS), and the Max Planck Institute for Evolutionary Anthropology in Leipzig (MPI-EVA), all in Germany, have analyzed the DNA from a worldwide ...
Mar 11, 2024
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Artificial Intelligence has helped scientists reveal a new form of aggressive prostate cancer that could revolutionize how the disease is diagnosed and treated in the future.
Feb 29, 2024
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Amid much speculation and research about how our genetics affect the way we age, a University of California, Berkeley, study now shows that individual differences in our DNA matter less as we get older and become prone to ...
Oct 7, 2022
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Tumors are heterogeneous, which means that different parts of the same tumor can be genetically distinct. This phenomenon, known as intratumor heterogeneity, is steadily gaining in significance within the field of cancer ...
Dec 10, 2021
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The evolutionary processes underlying metastasis-the development of secondary malignant growths away from the primary tumor site-in human patients are still incompletely understood.
May 26, 2020
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A tumor is often made up of different cells, some of which have changed—or evolved—over time and gained the ability to grow faster, survive longer and potentially avoid treatment. These cells, which have an "evolutionary ...
Feb 7, 2020
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Evolution describes how all living forms cope with challenges in their environment, as they struggle to persevere against formidable odds. Mutation and selective pressure—cornerstones of Darwin's theory—are the means ...
Feb 23, 2018
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