Repurposing the Ebola and Marburg Virus Inhibitors Tilorone, Quinacrine, and Pyronaridine: In Vitro Activity against SARS-CoV‑2 and Potential Mechanisms - Ana C. Puhl; Ethan J. Fritch; Thomas R. Lane; Longping V. Tse; Boyd L. Yount; Carolina Q. Sacramento; Natalia Fintelman-Rodrigues; Tatyana Almeida Tavella; Fabio Trindade Maranhão Costa; Stuart Weston; James Logue; Matthew Frieman; et al. (ACS Omega, 2021)