Mouse lacking an immune system with an engineered ear on the back. Courtesy of the Laboratory for Tissue Engineering and Organ Fabrication, Massachusetts General Hospital, Boston, MA, USA, Dr ...

The lab mouse, officially known as the C57BL/6 strain, was established in 1921 at the Jackson Laboratory in Bar Harbor, Maine (where its codename is the C57BL/6J, 6J for Jackson).

It’s tiny, but this lab mouse could have a mammoth impact. With curly whiskers and wavy, light hair that grows three times longer than that of an ordinary lab mouse, the genetically modified ...

The system's developers plan to offer a training manual on the mouse grimace scale, and predict that it will be helpful for developments in veterinary care and drug testing. Nature Methods , 2010 ...