Scientists engineer living DNA sensors

Early detection of infectious diseases can be key to successful treatment, but we often don't know we are infected until symptoms appear. What if our bodies could detect the presence of an infectious pathogen before the onset ...

New strategies against the antibiotics crisis

One of the most serious threats to public health worldwide is posed by antibiotic-resistant pathogens. The World Health Organization (WHO) warns of the imminent beginning of a post-antibiotic era in which harmless infections ...

Expert discusses alternatives to pesticides

A researcher at the University of Arizona has discovered compounds derived from Photorhabdus, an insect pathogenic bacterium, that have antimicrobial and nematicidal properties that can potentially replace chemical pesticides.

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