Chloe, Iggy, Billy, Jessie, and Banu aren’t doctors. They don’t have a medical degree between them or any lab experience. What they do have is a weakness for treats—and a 90.8% sensitivity in detecting cancer from human breath. 

They are employed by Dognosis, a Bengaluru startup building a cancer screening test around them. They are dogs, yes. 

The test is simple enough: breathe into a surgical mask for 10 minutes, seal and freeze the mask, and have a handful of trained dogs take turns sniffing it. The concept couldn’t be any simpler either: cancer cells leak........

© The Ken