Because of the large size of the mass and age of the mouse, we decided to euthanize it. In accordance with our policies, euthanasia was done by cervical dislocation. At necropsy, the most notable ...

3). Figure 2: The mammary glands of a C57BL/6J mouse. Necropsy of affected mice showed bloating of the proximal gastrointestinal tract. The stomach was dilated and filled with either watery ...