Phosphodiesterases : Role and Types | PDE5, PDE4 & PDE3 

Phosphodiesterases (PDE) are expressed in different forms and they have greater role in controlling cAMP and cGMP mediated cellular actions. In this video, we will see, what are the different types and what is their effect at various organs.
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0:00 Introduction
2:53 What is the role of Phosphodiesterases?
4:26 Types of PDE
5:53 Distribution of PDE
6:49 Role in CARDIAC MUSCLE
8:54 Role in SMOOTH MUSCLE
9:32 Role in inflammatory cells