Fig 4.

Lack of Kit immunoreactivity in the bladder detrusor. (A) The absence of Kit immunoreactivity within the muscularis of the urinary bladder. Only minimal autofluorescense was observed with the muscularis. (B) As a positive control, a whole mount preparation in the mouse colon revealing Kit immunoreactivity using the same antibody as in (A). These tissues were processed at the same time in an identical manner. Images were also collected using similar laser and detector settings. Scale bars are indicated in each panel.