Tissue engineering: realistic gastrointestinal tract models Miniature guts and stomachs grown in the laboratory together with supporting cells and microbes provide a physiologically relevant model for studying gastrointestinal disease and testing candidate drug therapies. In a review article. Seung-Woo Cho and colleagues from Yonsei University. Seoul. https://www.getpureroutine.com/mega-choice-hydrodol-before-2-dose-4-capsules-online-now-clearance/