Nonobese diabetic mice have diminished gallbladder motility and shortened crystal observation time.
Graewin SJ, Kiely JM, Lee KH, Svatek CL, Nakeeb A, Pitt HA. Nonobese diabetic mice have diminished gallbladder motility and shortened crystal observation time. J Gastrointest Surg. 2004 Nov; 8(7):824-9; discussion 829-30.