1. Martin Hennenberg, et al. Inhibition of Prostate Smooth Muscle Contraction by Inhibitors of Polo-Like Kinases. Front Physiol. 2018 Jun 15;9:734. 2. Campbell McInnes, et al. Inhibitors of Polo-like kinase reveal roles in spindle-pole maintenance. Nat Chem Biol. 2006 Nov;2(11):608-17.