PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25063079-7 2015 Interestingly, sildenafil enhanced both Akt and glycogen synthase kinase-3beta (ser9) phosphorylation, which could be mediating the reduction in cathepsin B levels found in the hippocampus of sildenafil-treated SAMP8 mice. Sildenafil Citrate 15-25 thymoma viral proto-oncogene 1 Mus musculus 40-43