article 16 cyclic AMP derivative controlled study 14 nonhuman 12 cyclic AMP dependent protein kinase 10 priority journal 10 cyclic AMP 8 Female 6 male 6 phosphodiesterase inhibitor 6 protein 6 signal transduction 6 unclassified drug 6 Amylomyces rouxii 4 Base Sequence 4 Bewo cell 4 Blotting, Western 4 Cell Line, Tumor 4 Chorionic Gonadotropin 4 Cyclic AMP 4 Cyclic AMP-Dependent Protein Kinases 4 DNA Primers 4 EPAC protein 4 Enzyme Activation 4 Fungi 4 Guanine Nucleotide Exchange Factors 4 Humans 4 Learning 4 Leptin 4 MAP Kinase Signaling System 4