RT Journal Article SR Electronic T1 Phosphodiesterase 9A Regulates Multiple Cyclic Nucleotide Signaling Cascades JF Journal of Pharmacology and Experimental Therapeutics JO J Pharmacol Exp Ther FD American Society for Pharmacology and Experimental Therapeutics SP 306 OP 306 VO 341 IS 2 YR 2012 UL http://jpet.aspetjournals.org/content/341/2/306.1.abstract AB