ANALYSIS OF PULPAL REACTIONS TO RESTORATIVE PROCEDURES, MATERIALS, PULP CAPPING, AND FUTURE THERAPIES
Peter E. Murray*
L. Jack Windsor
Department of Oral Biology, Indiana University School of Dentistry, 1121 West Michigan Street, Indianapolis, IN 46202-5186;
Thomas W. Smyth
Department of Dentistry, St. Francis Hospital and Medical Center, Hartford, CT 06105
Abeer A. Hafez
School of Dentistry, University of Southern California, Los Angeles, CA 90089-0641
Charles F. Cox
Department of Restorative Dentistry, School of Dentistry, University of California at Los Angeles, Los Angeles, CA 90095-1668

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Figure 1. Schematic representation of tooth injury and regeneration. (a) Pulp regeneration in response to a non-exposed cavity preparation. (b) Pulp regeneration in response to an exposed cavity preparation.
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Figure 2. Summary of human pulp responses to the remaining dentin thicknesses of cavity preparations. Pulp injury and repair activity increas as the remaining dentin thickness decreases (Murray et al., 2002c). Reprinted with permission from the American Journal of Dentistry.
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