Name Sequence Use

PDE-RT AATTCAGAGGCAGAGAT RT primer [18]

PDE5A-s TGATCACCGGGACTTTACCT PDE5A1 specific [18]

PDE5B-s TGCTATGTTGCCCTTTGGAG PDE5A2 specific [18] [30]

rPDE5A3 AGCCTGGGTGTAGCAGCTT Rat PDE5A3 specific [30]

Reverse ACCCTCATAGATGGGCACAG primer (R) wistar control [29] [30]

Forward AGCCATGTACGTAGCCATCC primer (F) wistar control [29] [30]