Jack Windsor

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Matrix metalloproteinases are a class of enzymes that play an important role in the remodeling of the extracellular matrix in development and cancer metastasis. This unit describes a set of methods-cell-mediated dissolution of type I collagen fibrils, direct and reverse zymography, enzyme capture based on a-2 macroglubulin and TIMP-1 and -2, and(More)
Key-word-sign (KWS) and speech-only programs differ in the results they achieve with nonspeaking individuals. This difference might be traced to suprasegmental aspects of speech. In an earlier study, Windsor and Fristoe (1989) showed that untrained listeners could distinguish speech produced using KWS from speech only. In the present study, acoustic(More)
Suprasegmental changes in speaker-signers' speech may be an important component of the results obtained in key-word-sign programs. The aim of this study was to investigate whether untrained listeners could tell a difference between the speech of a person using key word signing with speech and using speech only. Fifty untrained listeners heard an audiotape(More)
The technological advances and innovations of imaging systems for orthodontic practice require a continuous update of their applications and assessments of their strength and weakness, as well as guidelines for utilization. Orthodontists are challenged by the increasing number and complexity of these systems and softwares. Accurate diagnostic imaging is an(More)
Patients and methods Twenty-two impacted mandibular third molars in 17 healthy individuals were evaluated in this study. They were divided into two groups on the basis of the depth of impaction: the partially impacted group and the fully impacted group. The impacted teeth were surgically removed and the surrounding follicle was curetted and examined by(More)
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