Synthesis and Biological Activity of Pyrido[3′,2′:4,5]thieno[3,2-d]pyrimidines as Phosphodiesterase Type 4 Inhibitors

Synthesis and Biological Activity of Pyrido[3′,2′:4,5]thieno[3,2-d]pyrimidines as Phosphodiesterase Type 4 Inhibitors Design, Synthesis, and Biological Activities of New Thieno[3,2-d]pyrimidines as Selective Type 4 Phosphodiesterase Inhibitors Synthesis and evaluation of a novel series of phosphodiesterase IV inhibitors. A potential treatment for asthma 7-Methoxyfuro[2,3-c]pyridine-4-carboxamides as PDE4 Inhibitors: A Potential Treatment for Asthma Syntheses and evaluation of pyrido[2,3-d]pyrimidine-2,4-diones as PDE 4 inhibitors Selective Type IV Phosphodiesterase Inhibitors as Antiasthmatic Agents. The Syntheses and Biological Activities of 3-(Cyclopentyloxy)-4-methoxybenzamides and Analogs Synthesis and bioactivity of 3,5-dimethylpyrazole derivatives as potential PDE4 inhibitors Identification of 2,3-disubstituted pyridines as potent, orally active PDE4 inhibitors 7-Methoxybenzofuran-4-carboxamides as PDE 4 inhibitors: a potential treatment for asthma Design and synthesis of 4,5,6,7‐tetrahydro‐1 H ‐1,2‐diazepin‐7‐one derivatives as a new series of Phosphodiesterase 4 (PDE4) inhibitors