We actually don't know what the dogs are smelling. But we do know that cancers have breakdown products - cocktails of compounds - and these smell different to a dog than normal cells." ()
What is it dogs are smelling, and can chemical analysis match the dogs in terms of specificity and sensitivity? Then the pathway will likely lead to an ?electronic nose." ()
The dogs learned to sit or lie down in front of cancer patient samples and to ignore control samples through the method of food reward." ()
The challenge now is if technology can jump over the bar the dogs have set." ()