Canadian PhD student makes groundbreaking cancer discovery

A PhD candidate at Queen’s University has discovered a novel DNA binder that could “switch off” cancer cells and prevent them from spreading. READ MORE: Scientists make breakthrough in linking sugar to cancer growth Through screening numerous chemical compounds, Caitlin Miron, 28, identified one compound that binds to a four-strand DNA structure called a guanine quadruplex that’s associated with cancer and other diseased cells.