News tagged with progeny
Understanding how weeds are resistant to herbicides
Aug 05, 2009 |
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In a little over seven hours, University of Illinois weed scientist Patrick Tranel got more genetic information about waterhemp than in two years time in a lab. The genetic information was obtained using pyrosequencing technology ...
In the Palace of the Naked Mole-Rat
Biology /
Feb 24, 2009 |
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Naked Mole-Rats are ugly, but also very interesting mammals. Now scientists want to find out, if the males influence the distribution of male and female progeny.
Gene-engineered flies are pest solution
Biology /
Jan 27, 2009 |
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For the first time, male flies of a serious agricultural pest, the medfly, have been bred to generate offspring that die whilst they are still embryos. Researchers writing in the open access journal BMC Biology describe the ...
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Male flies: Not the world's most sensitive lovers
Jun 12, 2009 |
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In order to increase their chances of reproductive success, male flies of the species Drosophila montana try to copulate for much longer than the females would like. Researchers writing in the open access journal BMC Evolution ...
Yeast missing sex genes undergo unexpected sexual reproduction
May 24, 2009 |
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An emerging form of the pathogenic yeast Candida is able to complete a full sexual cycle in a test tube, even though it's missing the genes for reproduction. And it may also do so while infecting us, according to Duke Univer ...
Study shows lizard moms dress their children for success
Biology /
Jun 12, 2007 |
4.3 / 5 (6) |
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Mothers know best when it comes to dressing their children, at least among side-blotched lizards, a common species in the western United States. Researchers at the University of California, Santa Cruz, have ...
Scientists discover a new way in which epigenetic information is inherited
Biology /
Nov 27, 2008 |
4.8 / 5 (17) |
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Hereditary information flows from parents to offspring not just through DNA but also through the millions of proteins and other molecules that cling to it. These modifications of DNA, known as "epigenetic marks," act both ...
Neural stem cells reduce Parkinson's symptoms in monkeys
Jun 12, 2007 |
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New Haven, Conn.—Primates with severe Parkinson’s disease were able to walk, move, and eat better, and had diminished tremors after being injected with human neural stem cells, a research team from Yale, Harvard, the University ...
Therapeutic cloning gets a boost with new research findings
Mar 25, 2009 |
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A paper by San Antonio and Honolulu researchers offers the first direct demonstration that cloning by somatic cell nuclear transfer does not lead to an increase in the frequency of point mutations.
Parasites ready to jump: How the cell represses mobile genetic elements
Jul 31, 2009 |
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Transposons are mobile genetic elements found in the hereditary material of humans and other organisms. They can replicate and the new copies can insert at novel sites in the genome. Because this threatens the whole organism, ...
Complex dynamics underlie bark beetle eruptions
Biology /
Jun 02, 2008 |
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Forest management that favors single tree species and climate change are just two of the critical factors making forests throughout western North America more susceptible to infestation by bark beetles, according to an article ...
Disease-free mosquito bred to disease-carrier can have all disease-free progeny
Biology /
Jul 17, 2007 |
4.8 / 5 (12) |
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A decade ago, scientists announced the ability to introduce foreign genes into the mosquito genome. A year ago, scientists announced the successful use of an artificial gene that prevented a virus from replicating within ...
Dynasty: Influenza virus in 1918 and today
Jun 29, 2009 |
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The influenza virus that wreaked worldwide havoc in 1918-1919 founded a viral dynasty that persists to this day, according to scientists from the National Institute of Allergy and Infectious Diseases (NIAID), ...
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