The burst through trail by Japanese researchers from the Kyushu University found that dogs are can sniff out the early stages of bowel cancer. In a study specially trained Labrador identified traces of cancer with more than ninety percent accuracy from the samples of the participants.
The sense of smell of dog is one thousand times more sensitive than human being and it can evidently lift up chemical composites precise to certain form of cancers. The results could escort to screening test for early stages of bowel cancer. It is anticipated by researchers that a sensor can be developed which will discover the mix of chemical occupied.
Earlier studies have recommended that usually Labrador’s dogs can sniff out lung, breast, ovarian and bladder cancers. The trained dogs have also picked up melanomas by sniffing skin lesions, whereas even domestic pets have raised the alarm with agitated behavior that escorted their owners to seek health check.
For detecting bowel cancer, the screening program by NHS uses a test which notices small amounts of blood in stool samples. An amazingly high success rate was found, over several months researchers used the Labrador to perform more than seventy sniff tests. The Labrador, particularly trained to scent chemicals linked to bowel cancer.
The capability of Labrador to detect cancer in breath samples was accurate up to ninety-five percent and in stool samples it was ninety-eight percent accurate. The accuracy was high even for early cancer, sated Japanese researches. They admitted that it might be hard to use dogs in clinical practice due to the expense and time it takes to train them.
This study looks interesting but it is for the scientists to verify if these findings could escort to future developments for screening, explained Mark Flannagan from the charity Beating Bowel Cancer. The researchers anticipate that specific cancer compound identified by dogs could be integrated into a new sensor which could be used to test samples as part of screening.