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. Author manuscript; available in PMC: 2020 Dec 1.
Published in final edited form as: Eur J Pharm Biopharm. 2019 Oct 19;145:76–84. doi: 10.1016/j.ejpb.2019.10.007

Figure 1.

Figure 1.

Fabrication of 20 μm × 200 μm PEGDMA microdevices using photolithography. A) Schematic representation of the microdevice formation using ultraviolet (UV) light irradiation. B) Brightfield (5X) image of microdevices. Scale bar 100 μm. C) Transwell model system with Caco-2 cells grown on transwell insert membrane for 21 days and microdevices added to the apical surface of the intestinal monolayer.