Mei Q, Mundinger TO, Lernmark A, Taborsky GJ Jr: Early, selective, and marked loss of sympathetic nerves from the islets of BioBreeder diabetic rats. Diabetes 51:2997–3002, 2002
The following figures are provided at a larger size and an enhanced contrast to better illustrate the very fine VMAT2-positive nerve fibers present within the islets shown in Figs. 1A and 3A and the absence of those fibers in the islets shown in Figs. 1B and 3B.