(IMAGE) Institute for Bioengineering of Catalonia (IBEC) Caption Left: tri-channel microfluidic chip with the encapsulated hydrogel channel (scale bar: 10 mm). Right: Image of the hydrogel channel with lateral walls reproducing the shape of the intestinal villi found in vivo (scale bar: 2 mm). Credit Institute for Bioengineering of Catalonia (IBEC) Usage Restrictions Give credit License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.