Toward a disease-sniffing device that rivals a dog's nose

Numerous studies have shown that trained dogs can detect many kinds of disease—including lung, breast, ovarian, bladder, and prostate cancers, and possibly COVID-19—simply through smell. In some cases, involving prostate ...

Training ants to sniff out cancerous tumors in mice

A team of researchers from Université Sorbonne Paris Nord, Université Paris-Saclay and Institut Universitaire de France has found that it is possible train ants to sniff out cancerous tumors in mice. In their study, published ...

Keeping track to selenium metabolism

Spanish and Danish researchers have developed a method for the in vivo study of the unknown metabolism of selenium, an essential element for living beings. The technique can help clarify whether or not it possesses the anti-tumour ...

Researchers find first proof of menopause in wild chimpanzees

A team of researchers studying the Ngogo community of wild chimpanzees in western Uganda's Kibale National Park for two decades has published a report in Science showing that females in this population can experience menopause ...

Chip-based optical sensor detects cancer biomarker in urine

For the first time, researchers have used a chip-based sensor with an integrated laser to detect very low levels of a cancer protein biomarker in a urine sample. The new technology is more sensitive than other designs and ...

Hands spread flame retardants, plasticizers throughout homes

Hundreds of everyday items, from furniture to cell phones to floor wax, contain organophosphate ester (OPE) flame retardants and plasticizers. Some of these semi-volatile compounds make their way into the air, onto surfaces ...

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