PMID
Cmpds
Data
Article Title
Organization
22
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
17
Discovery of Selective Phosphodiesterase 1 Inhibitors with Memory Enhancing Properties.

Dart Neuroscience
26
Design and Synthesis of Novel and Selective Phosphodiesterase 2 (PDE2a) Inhibitors for the Treatment of Memory Disorders.

Dart Neuroscience
5
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
53
Design, Synthesis, and Biological Evaluation of First-in-Class Dual Acting Histone Deacetylases (HDACs) and Phosphodiesterase 5 (PDE5) Inhibitors for the Treatment of Alzheimer's Disease.

University of Navarra
11
Design and synthesis of potent and selective pyridazin-4(1H)-one-based PDE10A inhibitors interacting with Tyr683 in the PDE10A selectivity pocket.

Takeda Pharmaceutical
14
Discovery and modelling studies of natural ingredients from Gaultheria yunnanensis (FRANCH.) against phosphodiesterase-4.

Sun Yat-Sen University
59
Discovery of Potent and Selective Inhibitors of Phosphodiesterase 1 for the Treatment of Cognitive Impairment Associated with Neurodegenerative and Neuropsychiatric Diseases.

Intra-Cellular Therapies
23
Synthesis and evaluation of analogs of the phenylpyridazinone NPD-001 as potent trypanosomal TbrPDEB1 phosphodiesterase inhibitors and in vitro trypanocidals.

Mercachem
15
Catecholic amides as potential selective phosphodiesterase 4D inhibitors: Design, synthesis, pharmacological evaluation and structure-activity relationships.

Southern Medical University
28
2-(Isopropylamino)thieno[3,2-d]pyrimidin-4(3H)-one derivatives as selective phosphodiesterase 7 inhibitors with potent in vivo efficacy.

Kaken Pharmaceutical
14
Discovery of novel pyrazolopyrimidinone analogs as potent inhibitors of phosphodiesterase type-5.

Csir-Indian Institute of Integrative Medicine
11
8-(3-chloro-4-methoxybenzyl)-8H-pyrido[2,3-d]pyrimidin-7-one derivatives as potent and selective phosphodiesterase 5 inhibitors.

Mitsubishi Tanabe Pharma
22
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
44
Synthesis and preliminary biological evaluation of potent and selective 2-(3-alkoxy-1-azetidinyl) quinolines as novel PDE10A inhibitors with improved solubility.

TBA
26
The discovery of avanafil for the treatment of erectile dysfunction: a novel pyrimidine-5-carboxamide derivative as a potent and highly selective phosphodiesterase 5 inhibitor.

Mitsubishi Tanabe Pharma
17
Design and synthesis of novel 5-(3,4,5-trimethoxybenzoyl)-4-aminopyrimidine derivatives as potent and selective phosphodiesterase 5 inhibitors: scaffold hopping using a pseudo-ring by intramolecular hydrogen bond formation.

Mitsubishi Tanabe Pharma
11
Discovery of a phosphodiesterase 9A inhibitor as a potential hypoglycemic agent.

Sun Yat-Sen University
48
Pharmacophore based virtual screening, molecular docking and biological evaluation to identify novel PDE5 inhibitors with vasodilatory activity.

Banasthali University
23
Discovery of a potent, selective, and orally active phosphodiesterase 10A inhibitor for the potential treatment of schizophrenia.

Janssen Pharmaceutica
5
Thermodynamic and structural characterization of halogen bonding in protein-ligand interactions: a case study of PDE5 and its inhibitors.

Chinese Academy of Sciences (Cas)
9
Synthesis of quinoline derivatives: discovery of a potent and selective phosphodiesterase 5 inhibitor for the treatment of Alzheimer's disease.

Columbia University
34
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
49
Bioactivities of a series of phosphodiesterase type 5 (PDE-5) inhibitors as modelled by MIA-QSAR.

Universidade Federal De Lavras-Ufla
47
In silico prediction of novel phosphodiesterase type-5 inhibitors derived from Sildenafil, Vardenafil and Tadalafil.

Universidade Federal De Lavras-Ufla
33
3D-QSAR studies on sildenafil analogues, selective phosphodiesterase 5 inhibitors.

Sungkyunkwan University
26
Design, synthesis, and pharmacological evaluation of monocyclic pyrimidinones as novel inhibitors of PDE5.

Chinese Academy of Sciences
10
Structure-based discovery of highly selective phosphodiesterase-9A inhibitors and implications for inhibitor design.

Sun Yat-Sen University
15
Design and discovery of 6-[(3S,4S)-4-methyl-1-(pyrimidin-2-ylmethyl)pyrrolidin-3-yl]-1-(tetrahydro-2H-pyran-4-yl)-1,5-dihydro-4H-pyrazolo[3,4-d]pyrimidin-4-one (PF-04447943), a selective brain penetrant PDE9A inhibitor for the treatment of cognitive disorders.

Pfizer
8
Identification of chalcones as potent and selective PDE5A1 inhibitors.

Youai
15
Drug-to-genome-to-drug, step 2: reversing selectivity in a series of antiplasmodial compounds.

University of Lille
3
Moracin M from Morus alba L. is a natural phosphodiesterase-4 inhibitor.

Sun Yat-Sen University
33
The SAR development of dihydroimidazoisoquinoline derivatives as phosphodiesterase 10A inhibitors for the treatment of schizophrenia.

Merck Research Laboratories
22
1-(2-(2,2,2-trifluoroethoxy)ethyl-1H-pyrazolo[4,3-d]pyrimidines as potent phosphodiesterase 5 (PDE5) inhibitors.

Pfizer
33
1-(2-Ethoxyethyl)-1H-pyrazolo[4,3-d]pyrimidines as potent phosphodiesterase 5 (PDE5) inhibitors.

Pfizer
10
Potent inhibition of human phosphodiesterase-5 by icariin derivatives.

University of Milan
19
Potent and selective xanthine-based inhibitors of phosphodiesterase 5.

Novartis Institutes of Biomedical Research
21
Pyrroloquinolone PDE5 inhibitors with improved pharmaceutical profiles for clinical studies on erectile dysfunction.

Johnson & Johnson Pharmaceutical Research and Development
15
The next generation of phosphodiesterase inhibitors: structural clues to ligand and substrate selectivity of phosphodiesterases.

Monash University (Parkville Campus)
24
Synthesis and phosphodiesterase 5 inhibitory activity of novel pyrido[1,2-e]purin-4(3H)-one derivatives.

Chinese Academy of Sciences
32
The discovery of tadalafil: a novel and highly selective PDE5 inhibitor. 1: 5,6,11,11a-tetrahydro-1H-imidazo[1',5':1,6]pyrido[3,4-b]indole-1,3(2H)-dione analogues.

Glaxosmithkline
15
Pyrimidinylpyrroloquinolones as highly potent and selective PDE5 inhibitors for treatment of erectile dysfunction.

Johnson & Johnson Pharmaceutical Research & Development
34
Novel, potent, and selective phosphodiesterase 5 inhibitors: synthesis and biological activities of a series of 4-aryl-1-isoquinolinone derivatives.

Tanabe Seiyaku
41
4-(3-Chloro-4-methoxybenzyl)aminophthalazines: synthesis and inhibitory activity toward phosphodiesterase 5.

Eisai
22
Novel, potent, and selective phosphodiesterase-4 inhibitors as antiasthmatic agents: synthesis and biological activities of a series of 1-pyridylnaphthalene derivatives.

Tanabe Seiyaku
4
9-Benzyladenines: potent and selective cAMP phosphodiesterase inhibitors.

Upr 421 Du Cnrs
20
Novel selective PDE IV inhibitors as antiasthmatic agents. Synthesis and biological activities of a series of 1-aryl-2,3-bis(hydroxymethyl)naphthalene lignans.

Tan£Be Seiyaku
6
Studies of cardiotonic agents. 8. Synthesis and biological activities of optically active 6-(4-(benzylamino)-7-quinazolinyl)-4,5-dihydro-5-methyl-3(2H)- pyridazinone (KF15232).

Kyowa Hakka
75
Discovery of potent cyclic GMP phosphodiesterase inhibitors. 2-Pyridyl- and 2-imidazolylquinazolines possessing cyclic GMP phosphodiesterase and thromboxane synthesis inhibitory activities.

Biofor
35
Cyclic GMP phosphodiesterase inhibitors. 1. The discovery of a novel potent inhibitor, 4-((3,4-(methylenedioxy)benzyl)amino)-6,7,8-trimethoxyquinazoline.

Eisai
26
Cyclic nucleotide phosphodiesterase inhibition by imidazopyridines: analogues of sulmazole and isomazole as inhibitors of the cGMP specific phosphodiesterase.

Smithkline Beecham Pharmaceuticals
16
1,7- and 2,7-naphthyridine derivatives as potent and highly specific PDE5 inhibitors.

Tanabe Seiyaku
3
Synthesis of 4-(8-benzo[1,2,5]oxadiazol-5-yl-[1,7]naphthyridine-6-yl)-benzoic acid: a potent and selective phosphodiesterase type 4D inhibitor.

Novartis Pharma
7
A prenylated flavonol, sophoflavescenol: a potent and selective inhibitor of cGMP phosphodiesterase 5.

Korea Institute of Science & Technology
31
The discovery of potent, selective, and orally active pyrazoloquinolines as PDE10A inhibitors for the treatment of Schizophrenia.

Merck Research Laboratories
31
Discovery of orally active pyrazoloquinolines as potent PDE10 inhibitors for the management of schizophrenia.

Merck Research Laboratories
30
The discovery of UK-369003, a novel PDE5 inhibitor with the potential for oral bioavailability and dose-proportional pharmacokinetics.

Pfizer
78
Highly potent, selective, and orally active phosphodiesterase 10A inhibitors.

Pfizer
33
Investigation of the pyrazinones as PDE5 inhibitors: evaluation of regioisomeric projections into the solvent region.

Pfizer
1
New PDE4 inhibitors based on pharmacophoric similarity between papaverine and tofisopam.

University of Strasburg
63
Synthesis and structure-activity relationship studies of dihydronaphthyridinediones as a novel structural class of potent and selective PDE7 inhibitors.

Biocrea
36
Discovery of selective PDE4B inhibitors.

Asahi Kasei Pharma
48
Triazoloquinazolines as a novel class of phosphodiesterase 10A (PDE10A) inhibitors.

H. Lundbeck
40
Synthesis and SAR development of novel P2X7 receptor antagonists for the treatment of pain: part 1.

Merck Research Laboratories
26
Phosphodiesterase inhibitors. Part 1: Synthesis and structure-activity relationships of pyrazolopyridine-pyridazinone PDE inhibitors developed from ibudilast.

Heriot-Watt University
35
Synthesis and molecular modeling of novel tetrahydro-ß-carboline derivatives with phosphodiesterase 5 inhibitory and anticancer properties.

German University In Cairo
20
Synthesis and SAR study of new phenylimidazole-pyrazolo[1,5-c]quinazolines as potent phosphodiesterase 10A inhibitors.

University of Sassari
30
Pyrazolo[1',5':1,6]pyrimido[4,5-d]pyridazin-4(3H)-ones as selective human A(1) adenosine receptor ligands.

Dipartimento Di Scienze Farmaceutiche
17
The discovery and synthesis of highly potent subtype selective phosphodiesterase 4D inhibitors.

Merck Frosst Centre For Therapeutic Research
61
Discovery of imidazo[1,5-a]pyrido[3,2-e]pyrazines as a new class of phosphodiesterase 10A inhibitiors.

Biotie Therapies
20
Synthesis, molecular modeling and biological evaluation of novel tadalafil analogues as phosphodiesterase 5 and colon tumor cell growth inhibitors, new stereochemical perspective.

German University In Cairo
2
Lorneic acids, trialkyl-substituted aromatic acids from a marine-derived actinomycete.

Nippon Suisan Kaisha
50
Design, synthesis, and evaluation of 2-aryl-7-(3',4'-dialkoxyphenyl)-pyrazolo[1,5-a]pyrimidines as novel PDE-4 inhibitors.

Korea Research Institute of Chemical Technology
14
Design, synthesis, and biological evaluation of 3-[4-(2-hydroxyethyl)piperazin-1-yl]-7-(6-methoxypyridin-3-yl)-1-(2-propoxyethyl)pyrido[3,4-b]pyrazin-2(1H)-one, a potent, orally active, brain penetrant inhibitor of phosphodiesterase 5 (PDE5).

Pfizer
12
Discovery of potent, selective, and orally bioavailable PDE5 inhibitor: Methyl-4-(3-chloro-4-methoxybenzylamino)-8-(2-hydroxyethyl)-7-methoxyquinazolin-6-ylmethylcarbamate (CKD 533).

Chong Kun Dang Research Institute
47
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
15
Identification of a brain penetrant PDE9A inhibitor utilizing prospective design and chemical enablement as a rapid lead optimization strategy.

Pfizer
33
Identification, synthesis and SAR of amino substituted pyrido[3,2b]pyrazinones as potent and selective PDE5 inhibitors.

Pfizer
6
Investigation of aminopyridiopyrazinones as PDE5 inhibitors: Evaluation of modifications to the central ring system.

Pfizer
1
The Gif system as a tool in medicinal chemistry: The oxidation of Sch 57726 under GoAgg
III conditions

TBA
24
Imidazotriazinone inhibitors of the Ca
2+-calmodulin sensitive phosphodiesterase (PDE I)

TBA
13
Sildenafil (VIAGRA
TM), a potent and selective inhibitor of type 5 cGMP phosphodiesterase with utility for the treatment of male erectile dysfunction

TBA
12
The discovery of potent, selective, and orally bioavailable PDE9 inhibitors as potential hypoglycemic agents.

Pfizer
12
Identification of potent pyrimidine inhibitors of phosphodiesterase 7 (PDE7) and their ability to inhibit T cell proliferation.

Bristol Myers Squibb
51
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
23
Quinazolines as potent and highly selective PDE5 inhibitors as potential therapeutics for male erectile dysfunction.

Chong Kun Dang Research Institute
14
Highly potent and selective chiral inhibitors of PDE5: an illustration of Pfeiffer's rule.

Pfizer
16
Synthesis and pharmacological evaluations of sildenafil analogues for treatment of erectile dysfunction.

State University of Campinas
34
Discovery of novel azetidine-based imidazopyridines as selective and orally bioavailable inhibitors of phosphodiesterase 10A for the treatment of pulmonary arterial hypertension.

Sun Yat-sen University
7
Design, Synthesis, and Biological Evaluation of New PDE4 Inhibitors for the Treatment of Pressure Ulcers.

Wuyi University
14
Design, Synthesis, and Biological Evaluation of New Selective PDE4 Inhibitors for Topical Treatment of Psoriasis.

Wuyi University
79
Dual-target inhibitors based on acetylcholinesterase: Novel agents for Alzheimer's disease.

Shenyang Pharmaceutical University
2
Design, Synthesis, and Evaluation of Selective PDE4 Inhibitors for the Therapy of Pulmonary Injury.

Guangdong Academy of Sciences
21
Structure-Based Optimization of Moracin M as Potent and Selective PDE4 Inhibitors with Antipsoriasis Effects.

Hainan University
8
Development of selective heterocyclic PDE4 inhibitors for treatment of psoriasis.

Guangdong Academy of Sciences
1
Discovery of an Orally Efficacious Pyrazolo[3,4-d]pyrimidine Benzoxaborole as a Potent Inhibitor of Cryptosporidium.

Saint Louis University
21
Discovery of Selective PDE1 Inhibitors with Anti-pulmonary Fibrosis Effects by Targeting the Metal Pocket.

Sun Yat-Sen University
17
Discovery and Optimization of Dihydroquinolin-2(1H)-ones as Novel Highly Selective and Orally Bioavailable Phosphodiesterase 5 Inhibitors for the Treatment of Pulmonary Arterial Hypertension.

Southern Medical University
14
Drug repurposing and structure-based discovery of new PDE4 and PDE5 inhibitors.

Chinese Academy of Sciences
24
An overview of phosphodiesterase 9 inhibitors: Insights from skeletal structure, pharmacophores, and therapeutic potential.

Southern Medical University
14
Advances in dual-targeting inhibitors of HDAC6 for cancer treatment.

Guizhou Medical University
53
Opportunities and perspectives of small molecular phosphodiesterase inhibitors in neurodegenerative diseases.

Qingdao University
17
Advances in targeting Phosphodiesterase 1: From mechanisms to potential therapeutics.

Sichuan University
12
Identification of Dihydrobenzofuran Neolignans as Novel PDE4 Inhibitors and Evaluation of Antiatopic Dermatitis Efficacy in DNCB-Induced Mice Model.

Shanghai University of Traditional Chinese Medicine
18
Design, Synthesis, and Evaluation of Dihydropyrimidine Derivatives as Selective PDE1 Inhibitors for the Treatment of Liver Fibrosis.

Hainan University
10
Optimizing metabolic stability of phosphodiesterase 5 inhibitors: Discovery of a potent N-(pyridin-3-ylmethyl)quinoline derivative targeting synaptic plasticity.

Columbia University
22
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
19
Identification of Novel Quinolin-2(1

Sun Yat-Sen University
18
Discovery of the Potent and Selective MC4R Antagonist PF-07258669 for the Potential Treatment of Appetite Loss.

Pfizer
9
Targeted Drugs for Treatment of Pulmonary Arterial Hypertension: Past, Present, and Future Perspectives.

Shanghai Institute of Materia Medica
13
PDE5 inhibitors: An original access to novel potent arylated analogues of tadalafil.

Inserm U761 Biostructures and Drug Discovery Lille
23
Medicinal chemistry strategies for the development of phosphodiesterase 10A (PDE10A) inhibitors - An update of recent progress.

Nirma University
173
β-Carboline as a Privileged Scaffold for Multitarget Strategies in Alzheimer's Disease Therapy.

Univ. Grenoble Alpes
10
A concise review of recent advances in anti-heart failure targets and its small molecules inhibitors in recent years.

University of Electronic Science and Technology of China
16
A review of synthetic bioactive tetrahydro-β-carbolines: A medicinal chemistry perspective.

Northwest A&F University
47
Hydroxamic acid hybrids as the potential anticancer agents: An Overview.

Huaihe Hospital of Henan University
7
Pyrazolopyrimidines as anticancer agents: A review on structural and target-based approaches.

Isf College of Pharmacy
21
Novel pyrazolopyrimidopyridazinones with potent and selective phosphodiesterase 5 (PDE5) inhibitory activity as potential agents for treatment of erectile dysfunction.

Università
39
Advances in Cyclic Nucleotide Phosphodiesterase-Targeted PET Imaging and Drug Discovery.

Massachusetts General Hospital
51
The long and winding road of designing phosphodiesterase inhibitors for the treatment of heart failure.

Rural Federal University of Rio De Janeiro
68
Comprehensive review for anticancer hybridized multitargeting HDAC inhibitors.

Menoufia University
14
Structural Modifications of Nimodipine Lead to Novel PDE1 Inhibitors with Anti-pulmonary Fibrosis Effects.

Sun Yat-Sen University
29
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
29
Computational design, synthesis and biological evaluation of PDE5 inhibitors based on N

King Mongkut'S Institute of Technology
17
Pyrazole-containing pharmaceuticals: target, pharmacological activity, and their SAR studies.

Tianjin University
7
Identification of phosphodiesterase-1 and 5 dual inhibitors by a ligand-based virtual screening optimized for lead evolution.

Sumitomo Pharmaceuticals
2
A new chemical tool for exploring the physiological function of the PDE2 isozyme.

Pfizer
2
A new chemical tool for exploring the role of the PDE4D isozyme in leukocyte function.

Pfizer
21
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
9
Histone deacetylase 6 inhibitors with blood-brain barrier penetration as a potential strategy for CNS-Disorders therapy.

Shanghai Institute of Pharmaceutical Industry
100
Discovery of hydroxamic acid analogs as dual inhibitors of phosphodiesterase-1 and -5.

Sumitomo Pharmaceuticals
39
Design, Synthesis, and Pharmacological Evaluation of Benzimidazolo-thiazoles as Potent CXCR3 Antagonists with Therapeutic Potential in Autoimmune Diseases: Discovery of ACT-672125.

Idorsia Pharmaceuticals
33
Comparison of different heterocyclic scaffolds as substrate analog PDE5 inhibitors.

Bayer Healthcare
6
Occurrence, synthesis and biological activity of 2-(2-phenyethyl)chromones.

Guizhou Medical University
83
Structural modification aimed for improving solubility of lead compounds in early phase drug discovery.

Indian Institute of Technology (B.H.U.)
26
New pyrazolo[1',5':1,6]pyrimido[4,5-d]pyridazin-4(3H)-ones as potent and selective PDE5 inhibitors.

RhôNe-Poulenc Rorer
35
Optimization of purine based PDE1/PDE5 inhibitors to a potent and selective PDE5 inhibitor for the treatment of male ED.

Schering-Plough Research Institute
34
Paradigm shift of "classical" HDAC inhibitors to "hybrid" HDAC inhibitors in therapeutic interventions.

National Institute of Pharmaceutical Education and Research (NIPER)
22
Spiroquinazolinones as novel, potent, and selective PDE7 inhibitors. Part 2: Optimization of 5,8-disubstituted derivatives.

Pfizer
38
Spiroquinazolinones as novel, potent, and selective PDE7 inhibitors. Part 1.

Pfizer
59
Discovery of thiadiazoles as a novel structural class of potent and selective PDE7 inhibitors. Part 1: design, synthesis and structure-activity relationship studies.

Pfizer
10
Discovery of Small-Molecule CD33 Pre-mRNA Splicing Modulators.

Pfizer
20
Discovery of Potent Phosphodiesterase-9 Inhibitors for the Treatment of Hepatic Fibrosis.

Sun Yat-Sen University
7
New substituted triaza-benzo[cd]azulen-9-ones as promising phosphodiesterase-4 inhibitors.

Pfizer
6
Identification of purine inhibitors of phosphodiesterase 7 (PDE7).

Bristol Myers Squibb
14
Synthesis and phosphodiesterase 5 inhibitory activity of new sildenafil analogues containing a phosphonate group in the 5(')-sulfonamide moiety of phenyl ring.

Ewha Womans University
18
Discovery of novel N-1 substituted pyrazolopyrimidinones as potent, selective PDE2 inhibitors.

Merck
11
Quinolines as extremely potent and selective PDE5 inhibitors as potential agents for treatment of erectile dysfunction.

Bristol Myers Squibb
22
Mangostanin Derivatives as Novel and Orally Active Phosphodiesterase 4 Inhibitors for the Treatment of Idiopathic Pulmonary Fibrosis with Improved Safety.

Hainan University
52
SAR development of polycyclic guanine derivatives targeted to the discovery of a selective PDE5 inhibitor for treatment of erectile dysfunction.

Schering-Plough Research Institute
16
Structure-activity relationships of N-acyl pyrroloquinolone PDE-5 inhibitors.

Johnson and Johnson Pharmaceutical Research and Development
52
Design, synthesis, and biological evaluation of tetrahydroisoquinolines derivatives as novel, selective PDE4 inhibitors for antipsoriasis treatment.

Chinese Academy of Sciences
29
The discovery of tadalafil: a novel and highly selective PDE5 inhibitor. 2: 2,3,6,7,12,12a-hexahydropyrazino[1',2':1,6]pyrido[3,4-b]indole-1,4-dione analogues.

Glaxosmithkline
15
Design, synthesis and biological evaluation of novel benzoxaborole derivatives as potent PDE4 inhibitors for topical treatment of atopic dermatitis.

China Pharmaceutical University
44
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
28
Design, synthesis and biological activity of beta-carboline-based type-5 phosphodiesterase inhibitors.

Pfizer
37
New imidazopyridines with phosphodiesterase 4 and 7 inhibitory activity and their efficacy in animal models of inflammatory and autoimmune diseases.

Palack£
34
Synthesis and biological activities of novel beta-carbolines as PDE5 inhibitors.

Johnson & Johnson Pharmaceutical Research & Development
9
Substituted pyrazolopyridopyridazines as orally bioavailable potent and selective PDE5 inhibitors: potential agents for treatment of erectile dysfunction.

Bristol Myers Squibb
14
Discovery of Evodiamine Derivatives as Highly Selective PDE5 Inhibitors Targeting a Unique Allosteric Pocket.

Sun Yat-Sen University
29
Furoyl and benzofuroyl pyrroloquinolones as potent and selective PDE5 inhibitors for treatment of erectile dysfunction.

Johnson & Johnson Pharmaceutical Research & Development
37
Design and synthesis of pyrazolo[3,4-d]pyrimidinone derivatives: Discovery of selective phosphodiesterase-5 inhibitors.

Cairo University
21
Design and synthesis of xanthine analogues as potent and selective PDE5 inhibitors.

Schering-Plough Research Institute
42
8-Aryl xanthines potent inhibitors of phosphodiesterase 5.

Novartis Horsham Research Centre
32
Sulfoximines as Rising Stars in Modern Drug Discovery? Current Status and Perspective on an Emerging Functional Group in Medicinal Chemistry.

Endotherm
7
Imidazo[5,1-f]triazin-4(3H)-ones, a new class of potent PDE 5 inhibitors.

Bayer
42
2-Aminopyridine-Based Mitogen-Activated Protein Kinase Kinase Kinase Kinase 4 (MAP4K4) Inhibitors: Assessment of Mechanism-Based Safety.

Pfizer
11
Synthesis of 1-benzyl-3-(5'-hydroxymethyl-2'-furyl)indazole analogues as novel antiplatelet agents.

Institute of Pharmaceutical Chemistry
6
The discovery of novel, potent and selective PDE5 inhibitors.

Bristol Myers Squibb
27
Novel PDE5 inhibitors derived from rutaecarpine for the treatment of Alzheimer's disease.

Changzhou University
9
Substituted pyrazolopyridines as potent and selective PDE5 inhibitors: potential agents for treatment of erectile dysfunction.

Bristol Myers Squibb
13
Discovery of Novel Selective and Orally Bioavailable Phosphodiesterase-1 Inhibitors for the Efficient Treatment of Idiopathic Pulmonary Fibrosis.

Sun Yat-Sen University
17
Optimization of substituted N-3-benzylimidazoquinazolinone sulfonamides as potent and selective PDE5 inhibitors.

Bristol Myers Squibb
17
Discovery of novel potent imidazo[1,2-b]pyridazine PDE10a inhibitors.

Janssen Research & Development
53
PDEStrIAn: A Phosphodiesterase Structure and Ligand Interaction Annotated Database As a Tool for Structure-Based Drug Design.

Vrije Universiteit Amsterdam
5
N-3-substituted imidazoquinazolinones: potent and selective PDE5 inhibitors as potential agents for treatment of erectile dysfunction.

Bristol Myers Squibb
30
Discovery and Optimization of α-Mangostin Derivatives as Novel PDE4 Inhibitors for the Treatment of Vascular Dementia.

Guangzhou University of Chinese Medicine
50
Design and synthesis of 3-aminophthalazine derivatives and structural analogues as PDE5 inhibitors: anti-allodynic effect against neuropathic pain in a mouse model.

University of Strasbourg
19
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
18
Pharmacokinetics-Driven Optimization of 4(3 H)-Pyrimidinones as Phosphodiesterase Type 5 Inhibitors Leading to TPN171, a Clinical Candidate for the Treatment of Pulmonary Arterial Hypertension.

Chinese Academy of Sciences
15
Discovery of Potent, Selective, and Orally Bioavailable Inhibitors against Phosphodiesterase-9, a Novel Target for the Treatment of Vascular Dementia.

Sun Yat-Sen University
39
1-Arylnaphthalene lignan: a novel scaffold for type 5 phosphodiesterase inhibitor.

Tanabe Seiyaku
17
Synthesis and evaluation of potent and selective c-GMP phosphodiesterase inhibitors.

Schering-Plough Research Institute
23
Design, synthesis of novel purin-6-one derivatives as phosphodiesterase 2 (PDE2) inhibitors: The neuroprotective and anxiolytic-like effects.

Changzhou University
22
Design, synthesis and evaluation of N

Kasetsart University
31
Aryl sulfonamides as selective PDE4 inhibitors.

Chiroscience
17
Validation of Phosphodiesterase-10 as a Novel Target for Pulmonary Arterial Hypertension via Highly Selective and Subnanomolar Inhibitors.

Sun Yat-Sen University
14
Multi-target design strategies for the improved treatment of Alzheimer's disease.

China Pharmaceutical University
3
Discovery of a pyrazolo[1,5-a]pyrimidine derivative (MT-3014) as a highly selective PDE10A inhibitor via core structure transformation from the stilbene moiety.

Mitsubishi Tanabe Pharma
23
Structure Overhaul Affords a Potent Purine PI3Kδ Inhibitor with Improved Tolerability.

TBA
13
4-Benzylamino-1-chloro-6-substituted phthalazines: synthesis and inhibitory activity toward phosphodiesterase 5.

Eisai
12
Synthesis and evaluation of polycyclic pyrazolo[3,4-d]pyrimidines as PDE1 and PDE5 cGMP phosphodiesterase inhibitors.

Schering-Plough Research Institute
52
Potent tetracyclic guanine inhibitors of PDE1 and PDE5 cyclic guanosine monophosphate phosphodiesterases with oral antihypertensive activity.

Schering-Plough Research Institute
17
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
56
Synthesis and cyclic GMP phosphodiesterase inhibitory activity of a series of 6-phenylpyrazolo[3,4-d]pyrimidones.

Laboratories Glaxo Wellcome Centre De Recherches
1
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
6
Discovery of clinical candidate 1-(4-(3-(4-(1H-benzo[d]imidazole-2-carbonyl)phenoxy)pyrazin-2-yl)piperidin-1-yl)ethanone (AMG 579), a potent, selective, and efficacious inhibitor of phosphodiesterase 10A (PDE10A).

Amgen
54
Novel class of benzoic acid ester derivatives as potent PDE4 inhibitors for inhaled administration in the treatment of respiratory diseases.

Chiesi Farmaceutici
69
Selective type IV phosphodiesterase inhibitors as antiasthmatic agents. The syntheses and biological activities of 3-(cyclopentyloxy)-4-methoxybenzamides and analogues.

RhôNe-Poulenc Rorer
39
Inhibition of cyclic nucleotide phosphodiesterase by derivatives of 1,3-bis(cyclopropylmethyl)xanthine.

Smithkline Beecham Pharmaceuticals
31
Cyclic GMP phosphodiesterase inhibitors. 2. Requirement of 6-substitution of quinazoline derivatives for potent and selective inhibitory activity.

Eisai
19
Exploration of the 5-bromopyrimidin-4(3H)-ones as potent inhibitors of PDE5.

Chinese Academy of Sciences
3
Optical resolution, absolute configuration, and activity of the enantiomers of proxyphylline.

TBA
50
Discovery of furyl/thienyl β-carboline derivatives as potent and selective PDE5 inhibitors with excellent vasorelaxant effect.

Shandong University
21
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
36
Design, synthesis, biological evaluation and in vivo testing of dual phosphodiesterase 5 (PDE5) and histone deacetylase 6 (HDAC6)-selective inhibitors for the treatment of Alzheimer's disease.

University of Navarra
21
Design and synthesis of furyl/thineyl pyrroloquinolones based on natural alkaloid perlolyrine, lead to the discovery of potent and selective PDE5 inhibitors.

Shandong University
24
Mapping the Efficiency and Physicochemical Trajectories of Successful Optimizations.

Glaxosmithkline
10
Novel Phosphodiesterase Inhibitors for Cognitive Improvement in Alzheimer's Disease.

Sun Yat-Sen University
22
Structure-based design and structure-activity relationships of 1,2,3,4-tetrahydroisoquinoline derivatives as potential PDE4 inhibitors.

South China Agricultural University
32
Inhibition of cyclic adenosine-3',5'-monophosphate phosphodiesterase from vascular smooth muscle by rolipram analogues.

Centre De Neurochimie Du Cnrs
25
Prenylated flavonoids as potent phosphodiesterase-4 inhibitors from Morus alba: Isolation, modification, and structure-activity relationship study.

Sun Yat-Sen University
4
Late-Stage Microsomal Oxidation Reduces Drug-Drug Interaction and Identifies Phosphodiesterase 2A Inhibitor PF-06815189.

Pfizer
7
Discovery of Potent and Selective Periphery-Restricted Quinazoline Inhibitors of the Cyclic Nucleotide Phosphodiesterase PDE1.

Pfizer
17
Design, synthesis and biological evaluation of dual acetylcholinesterase and phosphodiesterase 5A inhibitors in treatment for Alzheimer's disease.

Central South University
35
Discovery of Clinical Candidate N-((1S)-1-(3-Fluoro-4-(trifluoromethoxy)phenyl)-2-methoxyethyl)-7-methoxy-2-oxo-2,3-dihydropyrido[2,3-b]pyrazine-4(1H)-carboxamide (TAK-915): A Highly Potent, Selective, and Brain-Penetrating Phosphodiesterase 2A Inhibitor for the Treatment of Cognitive Disorders.

Takeda Pharmaceutical
26
Discovery of an Orally Bioavailable, Brain-Penetrating, in Vivo Active Phosphodiesterase 2A Inhibitor Lead Series for the Treatment of Cognitive Disorders.

Takeda Pharmaceutical
11
Identification of a Potent, Highly Selective, and Brain Penetrant Phosphodiesterase 2A Inhibitor Clinical Candidate.

Pfizer
2
Discovery and Optimization of Thiazolidinyl and Pyrrolidinyl Derivatives as Inhaled PDE4 Inhibitors for Respiratory Diseases.

Chiesi Farmaceutici
18
Identification of a Novel 1,2,3,4-Tetrahydrobenzo[b][1,6]naphthyridine Analogue as a Potent Phosphodiesterase 5 Inhibitor with Improved Aqueous Solubility for the Treatment of Alzheimer's Disease.

Columbia University
1
SELECTIVE HYPOTHALAMUS PERMEABLE HDAC6 INHIBITORS FOR TREATMENT OF LEPTIN-RESISTANT OBESITY

The Children'S Medical Center
17
MRGPRX2 ANTAGONISTS AND USES THEREOF

University of California
174
PYRAZOLOPYRIDAZINONE COMPOUND, AND PHARMACEUTICAL COMPOSITION AND USE THEREOF

Broadenbio
267
Protein kinase modulators

Cylene Pharmaceuticals
99
Fused ring compounds

Genentech
23
Somatostatin modulators and uses thereof

Crinetics Pharmaceuticals
272
Substituted N-arylethyl-2-aminoquinoline-4-carboxamides and use thereof

Bayer Aktiengesellschaft
19
Indolizine derivatives, composition and methods of use

Shanghai Fochon Pharmaceutical
12
Benzimidazole derivatives, preparation method therefor, and applications thereof

TBA
3
Imidazo[1,2-a]pyridine derivatives as modulators of the 5-HT2A serotonin receptor useful for the treatment of disorders related thereto

Arena Pharmaceuticals
17
Haematopoietic-prostaglandin D2 synthase inhibitors

The University of Queensland
270
Substituted imidazopyridines as HDM2 inhibitors

Merck Sharp & Dohme
29
Hexahydropyrano[3,4-d][1,3]thiazin-2-amine compounds

Pfizer
8
Macrocyclic inhibitors of hepatitis C virus

Janssen Ireland
106
BICYCLIC-TYPE MAT2A INHIBITOR AND USE THEREOF

Haihe Biopharma
13
The comparative pharmacology and up-regulation of rat neuronal nicotinic receptor subtype binding sites stably expressed in transfected mammalian cells.

Georgetown University
8
Cloning, expression, and pharmacology of four human 5-hydroxytryptamine 4 receptor isoforms produced by alternative splicing in the carboxyl terminus.

Paris-Sud University
3
The C-terminal domain of the mGluR1 metabotropic glutamate receptor affects sensitivity to agonists.

Cns Research
14
Further validation of in vivo and in vitro pharmacological procedures for assessing the alpha 2/alpha 1-selectivity of test compounds: (1). Alpha-adrenoceptor antagonists.

Janssen Pharmaceutica
11
Probing FtsZ and tubulin with C8-substituted GTP analogs reveals differences in their nucleotide binding sites.

University of Amsterdam
54
Structure-based discovery and in-parallel optimization of novel competitive inhibitors of thymidylate synthase.

Northwestern University