Fig. 5
From: Organ-on-a-chip: recent breakthroughs and future prospects

(reprinted with permission from [91] Copyright © 2012, Royal Society of Chemistry)
a Illustration of the intestine-on-a-chip device; b images of the device composed of transparent PDMS elastomers; c cross-sectional view of the channels and square illustrations showing a top view of the porous film; d schematic of intestinal monolayers cultured on the chips (top) and phase contrast images (bottom) plus (left) or minus (right) mechanical strains (30%); arrows indicate the direction). e pressure quantitation