Ducts in the Mammary Gland (IMAGE) Walter and Eliza Hall Institute Caption High resolution imaging of ducts in the mammary gland was critical for the discovery of how their growth is triggered in puberty. Credit Walter and Eliza Hall Institute, Australia Usage Restrictions With credit License Licensed 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.