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Discovery and Optimization of Chromeno[2,3-c]pyrrol-9(2H)-ones as Novel Selective and Orally Bioavailable Phosphodiesterase 5 Inhibitors for the Treatment of Pulmonary Arterial Hypertension.

Sun Yat-Sen University
Discovery of Selective Phosphodiesterase 1 Inhibitors with Memory Enhancing Properties.

Dart Neuroscience
Design and Synthesis of Novel and Selective Phosphodiesterase 2 (PDE2a) Inhibitors for the Treatment of Memory Disorders.

Dart Neuroscience
Development of highly potent phosphodiesterase 4 inhibitors with anti-neuroinflammation potential: Design, synthesis, and structure-activity relationship study of catecholamides bearing aromatic rings.

Southern Medical University
Synthesis and evaluation of analogs of the phenylpyridazinone NPD-001 as potent trypanosomal TbrPDEB1 phosphodiesterase inhibitors and in vitro trypanocidals.

Mercachem
Catecholic amides as potential selective phosphodiesterase 4D inhibitors: Design, synthesis, pharmacological evaluation and structure-activity relationships.

Southern Medical University
Pyrido[4,3-e][1,2,4]triazolo[4,3-a]pyrazines as Selective, Brain Penetrant Phosphodiesterase 2 (PDE2) Inhibitors.

Janssen Pharmaceutica
2-(Isopropylamino)thieno[3,2-d]pyrimidin-4(3H)-one derivatives as selective phosphodiesterase 7 inhibitors with potent in vivo efficacy.

Kaken Pharmaceutical
Discovery of novel pyrazolopyrimidinone analogs as potent inhibitors of phosphodiesterase type-5.

Csir-Indian Institute of Integrative Medicine
Discovery and SAR study of 2-(4-pyridylamino)thieno[3,2-d]pyrimidin-4(3H)-ones as soluble and highly potent PDE7 inhibitors.

Kyoto 607-8042
Synthesis and preliminary biological evaluation of potent and selective 2-(3-alkoxy-1-azetidinyl) quinolines as novel PDE10A inhibitors with improved solubility.

TBA
Discovery of a phosphodiesterase 9A inhibitor as a potential hypoglycemic agent.

Sun Yat-Sen University
Discovery of 2-(cyclopentylamino)thieno[3,2-d]pyrimidin-4(3H)-one derivatives as a new series of potent phosphodiesterase 7 inhibitors.

Kyoto 607-8042
Modulation of cAMP-specific PDE without emetogenic activity: new sulfide-like PDE7 inhibitors.

Centro De Investigaciones Biol�Gicas (Csic)
Structure-Based Design of a Potent, Selective, and Brain Penetrating PDE2 Inhibitor with Demonstrated Target Engagement.

Janssen Pharmaceutica
Discovery of a new series of [1,2,4]triazolo[4,3-a]quinoxalines as dual phosphodiesterase 2/phosphodiesterase 10 (PDE2/PDE10) inhibitors.

Janssen-Cilag
Design, synthesis, and pharmacological evaluation of monocyclic pyrimidinones as novel inhibitors of PDE5.

Chinese Academy of Sciences
Structure-based discovery of highly selective phosphodiesterase-9A inhibitors and implications for inhibitor design.

Sun Yat-Sen University
Imidazopyridazinones as novel PDE7 inhibitors: SAR and in vivo studies in Parkinson's disease model.

Glenmark Pharmaceuticals
Effect of phosphodiesterase 7 (PDE7) inhibitors in experimental autoimmune encephalomyelitis mice. Discovery of a new chemically diverse family of compounds.

Instituto De Qu£Mica M£Dica (Csic)
Isothiazole and isoxazole fused pyrimidones as PDE7 inhibitors: SAR and pharmacokinetic evaluation.

Glenmark Pharmaceuticals
The SAR development of dihydroimidazoisoquinoline derivatives as phosphodiesterase 10A inhibitors for the treatment of schizophrenia.

Merck Research Laboratories
Potent and selective xanthine-based inhibitors of phosphodiesterase 5.

Novartis Institutes of Biomedical Research
Discovery of orally active pyrazoloquinolines as potent PDE10 inhibitors for the management of schizophrenia.

Merck Research Laboratories
Neuroprotective efficacy of quinazoline type phosphodiesterase 7 inhibitors in cellular cultures and experimental stroke model.

Instituto De Qu£Mica M£Dica (Csic)
Highly potent, selective, and orally active phosphodiesterase 10A inhibitors.

Pfizer
Investigation of the pyrazinones as PDE5 inhibitors: evaluation of regioisomeric projections into the solvent region.

Pfizer
Synthesis and structure-activity relationship studies of dihydronaphthyridinediones as a novel structural class of potent and selective PDE7 inhibitors.

Biocrea
Optimization of the aminopyridopyrazinones class of PDE5 inhibitors: discovery of 3-[(trans-4-hydroxycyclohexyl)amino]-7-(6-methoxypyridin-3-yl)-1-(2-propoxyethyl)pyrido[3,4-b]pyrazin-2(1H)-one.

Pfizer
The discovery of potent, selective, and orally bioavailable PDE9 inhibitors as potential hypoglycemic agents.

Pfizer
Discovery and structure-activity study of a novel benzoxaborole anti-inflammatory agent (AN2728) for the potential topical treatment of psoriasis and atopic dermatitis.

Anacor Pharmaceuticals
Design, synthesis, and structure-activity relationship, molecular modeling, and NMR studies of a series of phenyl alkyl ketones as highly potent and selective phosphodiesterase-4 inhibitors.

Georgia State University
Discovery of novel PDE4 inhibitors targeting the M-pocket from natural mangostanin with improved safety for the treatment of Inflammatory Bowel Diseases.

Guangzhou University of Chinese Medicine
Identification of Novel Quinolin-2(1

Sun Yat-Sen University
Advances in Cyclic Nucleotide Phosphodiesterase-Targeted PET Imaging and Drug Discovery.

Massachusetts General Hospital
Structural Modifications of Nimodipine Lead to Novel PDE1 Inhibitors with Anti-pulmonary Fibrosis Effects.

Sun Yat-Sen University
Discovery and Structural Optimization of Toddacoumalone Derivatives as Novel PDE4 Inhibitors for the Topical Treatment of Psoriasis.

National-Local Joint Engineering Laboratory of Druggability and New Drugs Evaluation
Discovery of novel 2,3-dihydro-1H-inden-1-ones as dual PDE4/AChE inhibitors with more potency against neuroinflammation for the treatment of Alzheimer's disease.

Southern Medical University
Therapeutic potential of phosphodiesterase inhibitors for cognitive amelioration in Alzheimer's disease.

Shaoxing University
Therapeutic potential of quinazoline derivatives for Alzheimer's disease: A comprehensive review.

University of Louisiana At Lafayette
Spiroquinazolinones as novel, potent, and selective PDE7 inhibitors. Part 2: Optimization of 5,8-disubstituted derivatives.

Pfizer
Spiroquinazolinones as novel, potent, and selective PDE7 inhibitors. Part 1.

Pfizer
Discovery of thiadiazoles as a novel structural class of potent and selective PDE7 inhibitors. Part 1: design, synthesis and structure-activity relationship studies.

Pfizer
Discovery of Potent Phosphodiesterase-9 Inhibitors for the Treatment of Hepatic Fibrosis.

Sun Yat-Sen University
Mangostanin Derivatives as Novel and Orally Active Phosphodiesterase 4 Inhibitors for the Treatment of Idiopathic Pulmonary Fibrosis with Improved Safety.

Hainan University
Design, synthesis, and biological evaluation of tetrahydroisoquinolines derivatives as novel, selective PDE4 inhibitors for antipsoriasis treatment.

Chinese Academy of Sciences
Design, synthesis and biological evaluation of novel benzoxaborole derivatives as potent PDE4 inhibitors for topical treatment of atopic dermatitis.

China Pharmaceutical University
From Celecoxib to a Novel Class of Phosphodiesterase 5 Inhibitors: Trisubstituted Pyrazolines as Novel Phosphodiesterase 5 Inhibitors with Extremely High Potency and Phosphodiesterase Isozyme Selectivity.

German University In Cairo
Novel anilide and benzylamide derivatives of arylpiperazinylalkanoic acids as 5-HT

Jagiellonian University Medical College
New imidazopyridines with phosphodiesterase 4 and 7 inhibitory activity and their efficacy in animal models of inflammatory and autoimmune diseases.

Palack£
Discovery of Evodiamine Derivatives as Highly Selective PDE5 Inhibitors Targeting a Unique Allosteric Pocket.

Sun Yat-Sen University
Advances in the Development of Phosphodiesterase-4 Inhibitors.

Sichuan Academy of Medical Science & Sichuan Provincial People'S Hospital
Rational Design of 2-Chloroadenine Derivatives as Highly Selective Phosphodiesterase 8A Inhibitors.

Sun Yat-Sen University
[1,2,4]Triazolo[1,5-

Janssen Pharmaceutica N. V.
Discovery of Novel Selective and Orally Bioavailable Phosphodiesterase-1 Inhibitors for the Efficient Treatment of Idiopathic Pulmonary Fibrosis.

Sun Yat-Sen University
Discovery of novel potent imidazo[1,2-b]pyridazine PDE10a inhibitors.

Janssen Research & Development
PDEStrIAn: A Phosphodiesterase Structure and Ligand Interaction Annotated Database As a Tool for Structure-Based Drug Design.

Vrije Universiteit Amsterdam
Benzyl derivatives of 2,1,3-benzo- and benzothieno[3,2-a]thiadiazine 2,2-dioxides: first phosphodiesterase 7 inhibitors.

Instituto De QuíMica MéDica
Discovery and Optimization of α-Mangostin Derivatives as Novel PDE4 Inhibitors for the Treatment of Vascular Dementia.

Guangzhou University of Chinese Medicine
Structure-Aided Identification and Optimization of Tetrahydro-isoquinolines as Novel PDE4 Inhibitors Leading to Discovery of an Effective Antipsoriasis Agent.

Shanghai Institute of Materia Medica
Discovery of Potent, Selective, and Orally Bioavailable Inhibitors against Phosphodiesterase-9, a Novel Target for the Treatment of Vascular Dementia.

Sun Yat-Sen University
Validation of Phosphodiesterase-10 as a Novel Target for Pulmonary Arterial Hypertension via Highly Selective and Subnanomolar Inhibitors.

Sun Yat-Sen University
Multi-target design strategies for the improved treatment of Alzheimer's disease.

China Pharmaceutical University
Discovery of novel inhibitors of phosphodiesterase 4 with 1-phenyl-3,4-dihydroisoquinoline scaffold: Structure-based drug design and fragment identification.

South China Agricultural University
Introduction of a conformational switching element on a pyrrolidine ring. Synthesis and evaluation of (R*,R*)-(+/-)-methyl 3-acetyl-4-[3- (cyclopentyloxy)-4-methoxyphenyl]-3-methyl-1-pyrrolidinecarboxylate, a potent and selective inhibitor of cAMP-specific phosphodiesterase.

Glaxo Wellcome Research
Unraveling phosphodiesterase surfaces. Identification of phosphodiesterase 7 allosteric modulation cavities.

Instituto De Qu£Mica M£Dica (Csic)
Discovery of furyl/thienyl β-carboline derivatives as potent and selective PDE5 inhibitors with excellent vasorelaxant effect.

Shandong University
Novel amide derivatives of 1,3-dimethyl-2,6-dioxopurin-7-yl-alkylcarboxylic acids as multifunctional TRPA1 antagonists and PDE4/7 inhibitors: A new approach for the treatment of pain.

Jagiellonian University Medical College
Optimization of Chromeno[2,3- c]pyrrol-9(2 H)-ones as Highly Potent, Selective, and Orally Bioavailable PDE5 Inhibitors: Structure-Activity Relationship, X-ray Crystal Structure, and Pharmacodynamic Effect on Pulmonary Arterial Hypertension.

Sun Yat-Sen University
Novel butanehydrazide derivatives of purine-2,6-dione as dual PDE4/7 inhibitors with potential anti-inflammatory activity: Design, synthesis and biological evaluation.

Jagiellonian University
Structure-based design and structure-activity relationships of 1,2,3,4-tetrahydroisoquinoline derivatives as potential PDE4 inhibitors.

South China Agricultural University
Discovery and Optimization of Thiazolidinyl and Pyrrolidinyl Derivatives as Inhaled PDE4 Inhibitors for Respiratory Diseases.

Chiesi Farmaceutici
GAL475 COMPOSITIONS AND METHODS OF USE THEREOF

Neurim Pharmaceuticals (1991)
Lithocholic Acid Hydroxyamide Destabilizes Cyclin D1 and Induces G0/G1 Arrest by Inhibiting Deubiquitinase USP2a.

Jagiellonian University
Hexahydropyrano[3,4-d][1,3]thiazin-2-amine compounds

Pfizer
The comparative pharmacology and up-regulation of rat neuronal nicotinic receptor subtype binding sites stably expressed in transfected mammalian cells.

Georgetown University
Potent triazolothione inhibitor of heat-shock protein-90.

Bayer Healthcare
Development of small molecule inhibitors and probes of human SUMO deconjugating proteases.

Stanford University
Structure-based discovery and in-parallel optimization of novel competitive inhibitors of thymidylate synthase.

Northwestern University