U of A researchers successfully use 3-D 'bioprinting' to create nose cartilage (video) University of Alberta Faculty of Medicine & Dentistry Share Print E-Mail Loading video... Caption The researchers use a specially designed hydrogel that could be mixed with cells collected from a patient and then printed in a specific shape. Over about four weeks, the material is cultured in a lab to become functional cartilage. Credit University of Alberta Usage Restrictions None Share Print E-Mail 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.