News tagged with dna duplication
Scientists discover link between control of chromosome duplication and segregation
Feb 05, 2009 |
5 / 5 (1) |
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Before a cell can divide into two, first it must duplicate its genetic material--the DNA packed in its chromosomes. The two new sets of chromosomes then have to be separated from one another and correctly distributed to the ...
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Researchers revise long-held theory of fruit-fly development
5 hours ago |
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For decades, science texts have told a simple and straightforward story about a particular protein—a transcription factor—that helps the embryo of the fruit fly, Drosophila melanogaster, pattern tissues in a m ...
Probing Question: Is the death penalty on the decline in America?
Other Sciences / Social Sciences
5 hours ago |
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In November, the Commonwealth of Virginia executed John A. Muhammad, the infamous “D.C. sniper” responsible for 10 murders seven years earlier. On the eve of his execution, a Washington Post poll found 66 ...
Within a cell, actin keeps things moving
7 hours ago |
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(PhysOrg.com) -- Using new technology developed in his University of Oregon lab, chemist Andrew H. Marcus and his doctoral student Eric N. Senning have captured what they describe as well-orchestrated, actin-driven, ...
Genetic variant may control lung function and risk of COPD
7 hours ago |
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Researchers have discovered evidence that suggests a genetic variant may be associated with better preserved lung function among children with asthma and adults who smoke, according to a new study funded by the National Heart, ...
Scientists crack gene code of common cancers
9 hours ago |
4.9 / 5 (8) |
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Two common forms of cancer have been genetically mapped for the first time, British scientists announced, in a major breakthrough in understanding the diseases.
Researchers publish review of the 'molecular basis of colorectal cancer'
Dec 16, 2009 |
4 / 5 (1) |
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Every year in the United States, 160,000 cases of colorectal cancer are diagnosed, and 57,000 patients die of the disease, making it the second leading cause of death from cancer among adults, after lung cancer.
Study reveals lack of diversity in embryonic stem cell lines
Dec 16, 2009 |
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The most widely used human embryonic stem cell lines lack genetic diversity, a finding that raises social justice questions that must be addressed to ensure that all sectors of society benefit from stem cell advances, according ...
Lung cancer and melanoma laid bare: First comprehensive analysis of two cancer genomes
Dec 16, 2009 |
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Research teams led by the Wellcome Trust Sanger Institute announce the first comprehensive analyses of cancer genomes. All cancers are caused by mutations in the DNA of cancer cells which are acquired during a person's lifetime. ...
Toward reading your own personal 'Book of Life'
Dec 16, 2009 |
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What secrets about your risk for diseases are written in your own personal "Book of Life" -- the 30,000 or so genes that make you you?
Scientists use DNA sequencing to attack lung cancer
Dec 16, 2009 |
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Aided by next-generation DNA sequencing technology, an international team of researchers has gained insights into how more than 60 carcinogens associated with cigarette smoke bind to and chemically modify human DNA, ultimately ...
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