Figure 4: OCT imaging of human kidneys following transplantation showing open uriniferous tubules below the renal capsule in two different patients (A and B are for one patient and C and D are for another). Tubules appear to be open with some degree of homogeneity throughout the images. Scale bar = 500 μm. (Reprinted with permission from JIOHS, 7 (4), 130064, 2014).