Mini stomachs grown in lab

Clumps of gastric cells could help researchers study disease

human stomach tissue (marked with glowing green tags)

LAB-GROWN BELLY  Human stomach tissue (marked with glowing green tags) grown in a dish contains mucus-making cells (red), just like real stomachs do. The mini organs could help scientists study human gastric disease.

Kyle McCracken

Itty-bitty seeds of human stomachs can now bud in plastic dishes.