Harman Patil (Editor)I love reading books and watching sci fi flicks Phosphodiesterase 4Updated on Apr 25, 2026EditLikeCommentShareShare on FacebookTweet on TwitterShare on LinkedInShare on RedditSign inAt least, three types of the enzyme phosphodiesterase 4 (PDE4) are known:PDE4A PDE4B PDE4D More Alchetron TopicsReferencesPhosphodiesterase 4 Wikipedia (Text) CC BY-SASimilar Topics