Dr. John Doctor
Associate Professor & Interim Chair

Office Phone: 412.396.5615
Email:
doctor@duq.edu

Visiting Professor, NIH Sabbatical Fellowship, Bone Tissue Engineering Center, Carnegie Mellon University, 2000
Postdoctoral Research Associate, McArdle Laboratory for Cancer Research, University of Wisconsin-Madison, 1988-1991
NIH Postdoctoral Fellow, Department of Physiological Chemistry, University of Wisconsin-Madison, 1985-1988
Ph.D. Genetics, University of California-Berkeley, 1985
A.B. Biology, College of the Holy Cross, 1978

Applying Developmental Biology to Bone Tissue Engineering

The goal of tissue engineering is to replace diseased or damaged living tissue with living tissue designed and constructed for the needs of each individual. Remarkable advances across many areas of science in the last decade have moved tissue engineering from promise to reality. Medical science is moving from transplantation into an era of design and fabrication of tissue and organ replacements. Several tissue engineered products are already on the market. Dr. Doctor's lab at Duquesne is involved in multidisciplinary studies of tissue engineering and biomaterials evaluation in collaboration with labs at Duquesne and the Bone Tissue Engineering Center at Carnegie Mellon University, and the McGowan Institute for Regenerative Medicine at the University of Pittsburgh.  Current research in the Doctor Lab employs a broad range of approaches using cellular and molecular biology.  Some projects include evaluating methods to culture adult stem cells and bone cells in three-dimensions as cell delivery vehicles for tissue engineering, examining the hormonal control of bone cell development, and assessing the biocompatibility of various biomaterials.
 
Representative Publications:

1. Guelcher SA, Gallagher K, Didier JE, Doctor JS, Beckman EJ, Hollinger JO (2005). A new synthesis strategy to prepare biocompatible polyurethanes for tissue engineering. Acta Biomaterialia 1, 471-484.

2. Guelcher SA, Patel V, Gallagher KM, Connolly S, Didier JE, Doctor JS, Hollinger JO. Synthesis and in vitro biocompatibility of injectable polyurethane foam scaffolds. Tissue Engineering, in press.

3. Radio NM , Doctor JS, Witt-Enderby PA. Melatonin, melatonin receptors, and MEK/ERK (1/2) affect alkaline phosphatase activity in human adult mesenchymal stem cells. Submitted, Journal of Pineal Research.

4. Bender M, Bennett JM, Waddell, R, Doctor JS, Marra KG (2004). Multi-channeled biodegradable polymer/CultiSpher composite nerve guides. Biomaterials 25, 1269-1278.

5. Waddell RL, Marra KG, Collins KL, Leung JT, Doctor JS (2003). Evaluation of poly(caprolactone) and collagenous microcarriers for applications in nerve guide fabrication using PC12 cells. Biotechnology Progress 19, 1767-1774.

 

Check out these links:

* About John Doctor
* The Pittsburgh Tissue Engineering Initiative
* The Bone Tissue Engineering Center at Carnegie Mellon University

Office Phone: 412.396.5615
Email:
doctor@duq.edu

   
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