The antibacterial effects of silver are well established. Now, researchers at Yonsei University in Seoul, Republic of Korea, have developed a technique to coat glass with a layer of silver ions that can prevent growth of ...
Bio & Medicine
Jun 27, 2013
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Evolving strains of multi-drug resistant pathogens are a growing global concern, outpacing drug discovery efforts and undermining the efficacy of existing antibiotics. The development of comprehensive diagnostics for clinical ...
An international team of researchers, led by scientists at the University of California, San Diego School of Medicine, suggest that inactivation of two specific genes related to the immune system may have conferred selected ...
Evolution
Jun 4, 2012
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(Phys.org) —How do organisms adapt over time? Do they evolve through a series of small beneficial steps as envisioned by Charles Darwin, or through a series of rare but large jumps? Or through a combination of both?
Evolution
Jun 28, 2013
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Pathogenic fungi have been found to protect themselves against unwanted genetic mutations during sexual reproduction, according to researchers at Duke University Medical Center. A gene-silencing pathway protects the fungal ...
Biotechnology
Nov 15, 2010
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The evolution of hyperswarming, pathogenic bacteria might sound like the plot of a horror film, but such bugs really have repeatedly evolved in a lab, and the good news is that they should be less of a problem to us than ...
Cell & Microbiology
Aug 15, 2013
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Researchers have traced genetic changes in a bacterial pathogen over 450 years, and claim that epidemics of bacterial disease in human history may be caused by chance environmental changes rather than genetic mutations.
Cell & Microbiology
Aug 4, 2014
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(PhysOrg.com) -- An investigation of a rare, inherited form of Creutzfeldt-Jakob disease suggests that disrupted regulation of copper ions in the brain may be a key factor in this and other prion diseases.
Biochemistry
Apr 17, 2009
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The ability of pathogenic bacteria to evolve resistance to antibiotic drugs poses a growing threat to human health worldwide. And scientists have now discovered that some of our microscopic enemies may be even craftier than ...
Biotechnology
Sep 9, 2014
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A plant's immune system protects the plant from harmful pathogens. If the system overreacts to pathogens, it can stunt plant growth and reduce seed production. Now, University of Missouri researchers have identified important ...
Plants & Animals
May 27, 2009
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