Please Don't Eat the Daisies: The macroevolution of alternate plant defense strategies
Noxious nanotech: Water-borne nanomaterials promote multidrug-resistance gene transfer
(PhysOrg.com) -- The arms race between effective antibiotic prophylaxis and closely related strains or species of bacteria is continually escalating. Bacteria can quickly develop genetic resistance to a range ...
Mar 30, 2012
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Human, soil bacteria swap antibiotic-resistance genes: study
Soil bacteria and bacteria that cause human diseases have recently swapped at least seven antibiotic-resistance genes, researchers at Washington University School of Medicine in St. Louis report Aug. 31 in Science.
Aug 30, 2012
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With secondhand gene, 'freaky mouse' defeats common poison
Over millennia, mice have thrived despite humanity's efforts to keep them at bay. A Rice University scientist argues some mice have found two ways to achieve a single goal -- resistance to common poison.
Jul 21, 2011
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Study shows evolutionary adaptations can be reversed, but rarely
Obese father rats have unhealthy daughters
(PhysOrg.com) -- A new study in rats has found the female pups of obese males may be more likely to develop symptoms of diabetes later in life. The condition is not a case of genetic inheritance, but appears ...
Oct 21, 2010
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Horizontal gene transfer in microbes much more frequent than previoulsy thought
(PhysOrg.com) -- A new study suggests that genes are transferred from one micro-organism to another up to a hundred million times more frequently than previously thought.
Oct 04, 2010
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Bacteria evolve resistance more quickly when stronger antibiotics are used
New scientific research published today in the journal PLoS Biology shows that bacteria can evolve resistance more quickly when stronger antibiotics are used.
Apr 23, 2013
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Fighting disease from within the mosquito: New techniques to help halt the spread of disease
(Phys.org) —Scientists have revealed a new technique to introduce disease-blocking bacteria into mosquitoes, with promising results that may halt the spread of diseases such as dengue, yellow fever and ...
Apr 10, 2013
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Researchers identify genes involved in bedbug pesticide resistance
(Phys.org) —Researchers from the University of Kentucky have identified 14 molecular markers in bedbug genes commonly associated with resistance to pyrethroid, the most popular pesticide used to control ...
Mar 15, 2013
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Minor mutations can lead to big improvements in antibiotic resistance
Rice University scientists have found that mutations of small effect can turn out to be game changers in the bacterial fight against antibiotic drugs.
Jan 09, 2013
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New clue to combating fumigant resistance in insects
(Phys.org)—New research, published today in prestigious journal Science, has identified the gene responsible for an insect's resistance to a major fumigant used by Australia's grain industry for insect free grain.
Nov 09, 2012
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Honeybees harbor antibiotic-resistance genes
Bacteria in the guts of honeybees are highly resistant to the antibiotic tetracycline, probably as a result of decades of preventive antibiotic use in domesticated hives. Researchers from Yale University identified eight ...
Oct 30, 2012
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Mystery of nematode pest-resistant soybeans cracked
For 50 years, the world's soybean crop has depended on the use of cyst nematode resistant varieties of beans, but no one knew how these plants fought off the nematode pests. Now, the secrets of resistant soybean plants are ...
Oct 15, 2012
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Unusual genetic structure confers major disease resistance trait in soybean
Scientists have identified three neighboring genes that make soybeans resistant to the most damaging disease of soybean. The genes exist side-by-side on a stretch of chromosome, but only give resistance when ...
Oct 11, 2012
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