To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Movie S2. Effects of CQ. In an initial solution without CQ, the layers are generated and spread as in Movie S1. After the addition of 1 μM CQ, the island generation and growth is significantly slower, and the steps become corrugated. Mechanisms of hematin crystallization and inhibition by the antimalarial drug chloroquine Katy N. Olafson, Megan A. Ketchum, Jeffrey D. Rimer, and Peter G. Vekilov PNAS. 2015. 112:4946-4951 DOI: 10.1073/pnas.1501023112 Download Original Video Browse All Videos »