PDE2A Monoclonal Antibody for Western Blot, ICC/IF, IHC (P), Flow PDE2A (phosphodiesterase 2A) is a 100 kD cyclic nucleotide phosphodiesterase (PDE) and three isoforms of PDE2A have been reported (PDE2A1, PDE2A2 and PDE2A3) which arise from a single gene