PDE5 Exists in Human Neurons and is a Viable Therapeutic Target for Neurologic Disease. Teich AF, Sakurai M, Patel M, Holman C, Saeed F, Fiorito J, Arancio O J Alzheimers Dis. 2016; 52(1):295-302. PMID: 26967220. Abstract Comment Bookmark Recommend Follow Comment | Bookmark | Recommend | Follow