NEWS Optical coherence tomography shows beating, development in human heart model McKelvey School of Engineering • March 11, 2022March 11, 2022 Zhou’s team used optical coherence tomography (left) and calcium imaging (right) to take a closer look at the structure and activity in the human heart organoid, which provides a look at the chambers, blood vessels, heart valves and other structures in the heart. (Zhou lab) View Content