Phosphodiesterase (PDE):

BERKELEY, CA (UroToday.com) - Phosphodiesterase (PDE) is the enzyme responsible for the degradation of cyclic guanosine monophosphate (cGMP) and cyclic adenine monophosphate (cAMP) to GMP and AMP, respectively. ...
BERKELEY, CA (UroToday.com) - Erectile Dysfunction (ED) is the most common male sexual dysfunction presented for treatment, and the most thoroughly studied sexual dysfunction in men.