In a new study led by Dr. Doug Thamm, medical oncologist at Colorado State University’s Flint Animal Cancer Center, owner enrolled dogs are getting a cancer prevention vaccine. If it works, humans could be next. Why dogs? “Cancer is actually the leading cause of death in adult dogs,” veterinarian Doug Thamm says. “They develop these tumors spontaneously as a result of old age in a way that’s very, very similar to the way humans do.” Watch the behind the scenes video and read the full story.