News tagged with horizontal gene transfer
Aphids borrowed bacterial genes to play host
Mar 09, 2009 |
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Most aphids host mutualistic bacteria, Buchnera aphidicola, which live inside specialized cells called bacteriocytes. Buchnera are vital to the aphids well being as they provide essential amino acids that are scarce in its ...
Darwin's Tree of Life May Be More Like a Thicket
Biology /
Jan 27, 2009 |
4.8 / 5 (9) |
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(PhysOrg.com) -- In On The Origin of Species, Darwin used the image of a tree of life to illustrate how species evolve, one from another. Even today, branches sprouting from lower branches (representing ancest ...
Search results for horizontal gene transfer
Changing environment organizes genetic structure
Nov 13, 2007 |
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What is the fundamental creative force behind life on Earth? It's a question that has vexed mankind for millennia, and thanks to theory and almost a year's worth of number-crunching on a supercomputer, Rice University physicist ...
Study shows single insecticide application can kill 3 cockroach generations
Jun 23, 2008 |
3.5 / 5 (2) |
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One dose of an insecticide can kill three generations of cockroaches as they feed off of each other and transfer the poison, according to Purdue University entomologists who tested the effectiveness of a ...
Blocking the spread of antibiotic resistance in bacteria
Biology /
Dec 18, 2008 |
2.5 / 5 (2) |
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It's as simple as A, T, G, C. Northwestern University scientists have exploited the Watson-Crick base pairing of DNA to provide a defensive tool that could be used to fight the spread of antibiotic resistance in bacteria ...
Forced evolution: Can we mutate viruses to death?
Nov 10, 2008 |
4.5 / 5 (17) |
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It sounds like a science fiction movie: A killer contagion threatens the Earth, but scientists save the day with a designer drug that forces the virus to mutate itself out of existence. The killer disease? Still a fiction. ...
Researchers produce world’s first transgenic sweet sorghum
Nov 09, 2009 |
not rated yet |
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(PhysOrg.com) -- UQ (University of Queensland) researchers are leading green energy technology with confirmation of the world’s first transgenic sweet sorghum plants.
Scientist Unlocking the Secrets of Sea Slug that Lives Like a Plant
Biology /
Nov 18, 2008 |
4.8 / 5 (31) |
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(PhysOrg.com) -- Photosynthesis generates the oxygen needed for life on earth as well as the biomass for food and biofuel production. The process is driven by the absorption of the sun’s energy by tiny green "bodies" called ...
No sex, but plenty of gene transfer
Biology /
May 29, 2008 |
4.7 / 5 (20) |
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Where do you get your genes? If you are an animal, you inherit them from your parents at the moment of conception, and that's about it. No later incorporation of environmental DNA for you, unless you become ...
Gene therapy shows promise as weapon against HIV
Medicine & Health / HIV & AIDS
Feb 17, 2009 |
4 / 5 (1) |
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(PhysOrg.com) -- A new UCLA AIDS Institute study has found that gene therapy can be developed as a safe and active technique to combat HIV.
Trees, vines and nets - Microbial evolution changes its face
Jul 04, 2005 |
5 / 5 (1) |
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EBI researchers have changed our view of 4 billion years of microbial evolution. Christos Ouzounis and colleagues have gained intriguing quantitative insights into how gene families are transferred, not only ...
Does evolution select for faster evolvers?
Jan 29, 2007 |
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It's a mystery why the speed and complexity of evolution appear to increase with time. For example, the fossil record indicates that single-celled life first appeared about 3.5 billion years ago, and it then took about 2.5 ...
List of search results for horizontal gene transfer
