Researchers from the University of Gothenburg, Sweden, spend August in Sisimiut on the west coast of Greenland studying the prevalence of antibiotic resistance and the effects of antibiotic emissions on communities of bacteria ...
Oct 15, 2012
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Pathogenic bacteria bristle with surface proteins that help them to infect their host. From chemical hooks that anchor the bacteria in place to cloaking proteins that hide them from their host's immune system, ...
Oct 12, 2012
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(Phys.org)—An international team of scientists led by Indiana University chemist Michael S. VanNieuwenhze and biologist Yves Brun has discovered a revolutionary new method for coloring the cell wall of ...
Oct 10, 2012
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The iron-sulfur protein IspH plays a central role in the terpene metabolism of several pathogens. The mechanism of the reaction provides an approach for developing new antibiotics, particularly against malaria ...
Oct 09, 2012
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(Phys.org)—A University of Michigan biophysical chemist and his colleagues have discovered the smallest and fastest-known molecular switches made of RNA, the chemical cousin of DNA. The researchers say ...
Oct 07, 2012
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The quest for enhanced food safety has driven research into novel treatments for bacterial diseases in livestock. A European consortium proposed the use of bacteriophages (bacteria-targeting viruses) to treat ...
Sep 20, 2012
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(Phys.org)—Researchers from North Carolina State University have found identical strains of antibiotic-resistant Campylobacter coli (C. coli) in both antibiotic-free (ABF) and conventionally raised pigs. This finding may i ...
Sep 17, 2012
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(Phys.org)—The solution to a biochemical puzzle over the molecular make-up of a coral reef sea sponge (Theonella swinhoei) has revealed the origin of its extremely toxic agents.
Sep 17, 2012
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A paper recently published in the Journal of Animal Science helps researchers further understand how microbials and probiotics affect poultry health.
Sep 12, 2012
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Bacteria that cause disease in humans have a 'reversible switching mechanism' that allows them to adapt to environments lacking oxygen, scientists at the University of East Anglia (UEA) have found.
Sep 10, 2012
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European researchers advanced the frontiers of chemical separation technology. The increased specificity and selectivity regarding identification of biologically relevant molecules should have important impact ...
Sep 10, 2012
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Competition is a strong driving force of evolution for organisms of all sizes: Those individuals best equipped to obtain resources adapt and reproduce, while others may fall by the wayside. Many organisms—mammals, ...
Sep 06, 2012
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Researchers from the University of Minnesota's College of Veterinary Medicine, concerned about the use of antibiotics in animal production, have found that antimicrobial growth promoters administered to swine can alter the ...
Sep 04, 2012
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(Phys.org)—Bacteria may be simple creatures, but unlike "higher" organisms they have a neat evolutionary trick. When the going gets tough, they can simply pick up and incorporate a loose bit of genetic ...
Aug 31, 2012
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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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