Rampant use of antibacterial nanosilver is a resistance risk

Researchers at the University of Technology Sydney warn that the broad-spectrum antimicrobial effectiveness of silver is being put at risk by the widespread and inappropriate expansion of nanosilver use in medical and consumer ...

A gut reaction

Queen's University biologist Virginia Walker and Queen's SARC Awarded Postdoctoral Fellow Pranab Das have shown nanosilver, which is often added to water purification units, can upset your gut. The discovery is important ...

Some antibacterials come with worrisome silver lining

Silver has long been known for its ability to kill some of the nasty microbes that can make people sick. In hospitals, it's used to help burn victims, to combat germs on catheters and even to wipe out dangerous "superbugs" ...

Bacteria adapt and evade nanosilver's sting

(Phys.org) —Researchers from UNSW have cautioned that more work is needed to understand how micro-organisms respond to the disinfecting properties of silver nano-particles, increasingly used in consumer goods, and for medical ...

Investigating the environmental impact of nanosilver

When it comes to materials used in the fight against bacteria, silver may not be the first substance which comes to mind. However, the precious metal has been used in the medical industry as a biocide - a substance which ...

Thousands of pesticides dodge US regulation

Thousands of pesticides are allowed onto the US market without rigorous safety testing, putting people, animals and crop pollinators like bees at risk, a US environmental group said Wednesday.