Investigation of Genipin Cross-Linked Microcapsule for Oral Delivery of Live Bacterial Cells and Other Biotherapeutics: Preparation and In Vitro Analysis in Simulated Human Gastrointestinal Model

Figure 2

Microphotographs of the GCAC microcapsules cross-linked at 4^∘C (a)–(c) and RT (d)–(f) during the simulated human GI transit in the simulated stomach, small intestine, and descending colons. Original magnification at 90x.

(a)

(b)

(c)

(d)

(e)

(f)