A team led by Johns Hopkins researchers has solved important puzzles concerning how certain proteins guide the reproduction of bacteria, discoveries that could lead to a new type of antibiotics.
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An article co-authored by Susan L. Mitchell, M.D., M.P.H., of Hebrew SeniorLife’s Institute for Aging Research reports that nursing home residents with advanced dementia are frequently prescribed antibiotic medications, especially during the two weeks before death.
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Antibiotics appear to be frequently prescribed to individuals with advanced dementia in nursing homes, especially in the two weeks before death, according to a report in the February 25 issue of Archives of Internal Medicine, one of the JAMA/Archives journals.
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The routine use of antibiotics in swine production can have unintended consequences, with antibiotic resistance genes sometimes leaking from waste lagoons into groundwater.
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Pathogens can become superbugs without their even knowing it, research published today in Science shows. 'Stealth' plasmids - circular 'DNA parasites' of bacteria that can carry antibiotic-resistance genes - produce a protein that increases the chances of survival and spread of the antibiotic-resistant strain.
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