Individual cerebellar Purkinje cells express different cGMP phosphodiesterases (PDEs): In Vivo phosphorylation of cGMP-specific PDE (PDE5) as an indicator of cGMP-dependent protein kinase (PKG) activation.
Shimizu-Albergine M, Rybalkin SD, Rybalkina IG, Feil R, Wolfsgruber W, Hofmann F & Beavo JA
J. Neurosci. 2003, 23, 6452 – 6459