Stephen A. Ballard - Concepedia

Author

Stephen A. Ballard

Also Known As

S A Ballard, S. A. BALLARD, S.A. BALLARD, S.A. Ballard, STEPHEN A. BALLARD, Sophia Ballard, Stephen A Ballard, Stephen A. Ballard, Stephen Ballard

Publications

1.7K

Citations

H-Index

Concepts

All Affiliations

Pfizer (United Kingdom)Vanderbilt University University College London

About

Stephen A. Ballard is an author at Pfizer (United Kingdom) specializing in pharmacology, medicine, and drug discovery.

Top Concepts

#	Concept	H-Index	Publications	Citations
1	Medicine	10	11	367
2	Biochemistry	3	3	86
3	Engineering	1	1	35
4	Natural Sciences	1	1	10
5	Allergy	1	1	16

Stephen A. Ballard

Publications

1.5K

Citations

H-Index

Page 1

	Year	Citations
EFFECTS OF SILDENAFIL ON THE RELAXATION OF HUMAN CORPUS CAVERNOSUM TISSUE IN VITRO AND ON THE ACTIVITIES OF CYCLIC NUCLEOTIDE PHOSPHODIESTERASE ISOZYMES Stephen A. Ballard, Clive Gingell, Kim Tang, The Journal of Urology	1998	587
Effects of sildenafil, a type‐5 cGMP phosphodiesterase inhibitor, and papaverine on cyclic GMP and cyclic AMP levels in the rabbit corpus cavernosum <i>in vitro</i> Jamie Y. Jeremy, Stephen A. Ballard, A.M. Naylor, British Journal of Urology	1997	250
Inhibition of Cyclic GMP-Binding Cyclic GMP-Specific Phosphodiesterase (Type 5) by Sildenafil and Related Compounds Illarion V. Turko, Stephen A. Ballard, Sharron H. Francis, Molecular Pharmacology	1999	189
Effect of the selective phosphodiesterase type 5 inhibitor sildenafil on erectile dysfunction in the anesthetized dog. Anthony J. Carter, Stephen A. Ballard, A.M. Naylor PubMed	1998	84
EFFECT OF THE SELECTIVE PHOSPHODIESTERASE TYPE 5 INHIBITOR SILDENAFIL ON ERECTILE FUNCTION IN THE ANESTHETIZED DOG Anthony J. Carter, Stephen A. Ballard, A.M. Naylor The Journal of Urology Molecular PharmacologyUrologyErectile DysfunctionNitric OxideMedicine	1998	80
A comparative study of 1-substituted imidazole and 1,2,4-triazole antifungal compounds as inhibitors of testosterone hydroxylations catalysed by mouse hepatic musomal cytochromes P-450 Stephen A. Ballard, A. Lodola, Michael H. Tarbit Biochemical Pharmacology Medicinal ChemistryPharmaceutical ChemistryAntifungal AgentsMedicine1-Substituted Imidazole	1988	47
Interaction of microsomal cytochrome P-450 isolated from<i>Aspergillus fumigatus</i>with fluconazole and itraconazole Stephen A. Ballard, Steven L. Kelly, S. W. Ellis, Medical Mycology Fungal Cell BiologySterol 14Ergosterol BiosynthesisDrug ResistanceBioanalysis	1990	41
The Insulin-Like Growth Factor Type I Receptor Stimulates Growth and Suppresses Apoptosis in Prostatic Stromal Cells Ewan S. Grant, Margaret Ross, Stephen A. Ballard, The Journal of Clinical Endocrinology & Metabolism	1998	36
A novel method for studying ergosterol biosynthesis by a cell-free preparation of Aspergillus fumigatus and its inhibition by azole antifungal agents. Stephen A. Ballard, S. W. Ellis, Steven L. Kelly, PubMed Lipid AnalysisEngineeringAspergillus FumigatusNovel ProcedureErgosterol Biosynthesis	1990	35
5 alpha-reductase expression by prostate cancer cell lines and benign prostatic hyperplasia in vitro. Claire M. Smith, Stephen A. Ballard, N Worman, The Journal of Clinical Endocrinology & Metabolism Alpha-reductase Type 1UrologyChemoprevention StrategyGenitourinary CancerMedicine	1996	34

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