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David Beidler, PhD

Senior Director, Precision Medicine, Early Clinical Development
Pfizer Inc.
Global Research and Development -
Rare Diseases Research Unit
1 Portland Street
Cambridge, Massachusetts, United States

As the Translational Sciences lead for the phosphodiesterase type 9 inhibitor project, Dr. Beidler contributed to the development, implementation, and analysis of pharmacodynamic biomarkers in the recent phase 1b study in stable sickle cell disease subjects. Dr. Beidler has over 17 years of pharmaceutical industry experience with biomarker/translational pharmacology strategy and clinical operations that span preclinical animal models, natural history/methodology studies, and early (Phase 1/2) clinical trials. Dr. Beidler has also served as the research project team leader and in vivo pharmacology lead on several pain/inflammation project teams that delivered multiple candidate compounds to the clinic.


Representative Publications:

Elipsis: A Longitudinal Study of Electronic Patient-Reported Outcomes, Actigraphy and Biomarkers to Identify and Assess at-Home Vaso-Occlusive Crises in Adults and Adolescents with Sickle Cell Disease

A Phase 1b, Randomized, Double-Blind, Placebo-Controlled Study of PF-04447943 in Patients with Stable Sickle Cell Disease: Changes in Exploratory Biomarkers

Safety and Tolerability of PF-04447943 across a Clinical Trial Program Including 277 Patients

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