FIG. 6.

H&E staining of IBD small and large bowel tissue stained prior to (A1 and A2) and after maintenance for 72 h (B1, B2 and C1, C2) in the dual flow device. All tissues were fixed and sectioned (5 μm), (representative of 10 independent patient samples). A1: IBD large bowel tissue (fresh; immediately fixed) ×20, A2: IBD large bowel tissue (fresh; immediately fixed) ×40, B1: IBD small bowel tissue ×20 magnification (on-chip), B2: IBD small bowel tissue ×40 (on-chip), C1: IBD large bowel tissue ×40 (on-chip), C2: IBD large bowel tissue ×100 (on-chip).