PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25051133-2 2014 PDE5 inhibitors can induce vasodilation; in addition, through a complex pathway involving nitric oxide, cyclic guanosine monophosphate, and protein kinase G, it can reduce apoptosis and suppress cell proliferation. Nitric Oxide 90-102 phosphodiesterase 5A Homo sapiens 0-4