Giving Minnie up was "the hardest decision" for her owner, but he never lost hope and regularly checked up on her at the shelter until he finally took her home.

Using animals to detect cancer isn’t a new concept. At the Penn Vet Working Dog Center at the University of Pennsylvania, researchers are training dogs to recognize certain cancer odors.

Furthermore, the researchers showed that chronic activation of these immune pathways can contribute to tumor development in a mouse model of breast cancer. Not only do the findings add vital ...