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Interconnected tubular and acinar mimetic structures. (A) Photomask designs used to pattern and assemble (B) interconnected branched tubes, (C) tubes with lobules, and (D) acinus-mimetic structures. (E) Epifluorescence image of SUM159-GFP cells cultured on methagel PEGDA acinus-mimetic structures showing cell viability. Scale bars are (B, C) 1000 μm, (D) 500 μm, and (E) 200 μm. Color images available online at www.liebertpub.com/tec
