Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 847 for “"lesion"”.
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Lesion identification and the effect of lesion on motor mapping after stroke
… projects. Firstly, I improved an automatic lesion segmentation method to aid in the identification of the location and extent of the stroke in structural magnetic resonance imaging (MRI) images. I developed a point and click interface that allows for the automatic segmentation as well as …
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Laboratory investigation of the cryosurgical lesion
Cryosurgery denotes the therapeutic ablation of tissues by cold. Its use was first described by Arnott in 1851 for the treatment of carcinoma of the cervix, but never attained clinical prominence due to lack of a simple controlled means of applying cold to tissues. The introduction, 100 years after …
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The Effect of Silver Diamine Fluoride on Caries Lesion Remineralization as a Function of Lesion Baseline Mineral Distribution
… the ability of SDF to remineralize caries lesion is modulated by their baseline mineral distribution. The exploratory objective was to determine whether the staining caused by SDF is modulated by lesion mineral distribution. Materials and methods: This in vitro study utilized bovine …
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Delayed Loss of Function Due to Brain Lesion
Made available in DSpace on 2014-12-03T23:50:47Z (GMT). No. of bitstreams: 1 0015217.pdf: 3569009 bytes, checksum: f497a101e2084c50cbad971dd031354c (MD5) Previous issue date: 1955
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Radio frequency ablation lesion determination using impedance modeling
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1997.
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Lesion-induced Synaptic Remodelling In The Rat Red Nucleus
… to this nucleus, thereby replacing the lesioned pathway. Moreover, the normal topographic and somatotopic specificity was maintained in both of the aberrant cortical and cerebellar projections.;The specificity of synaptic localization in the aberrant rubral afferent projections was …
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Overcoming Avoidable Research Waste in Carious Lesion Management Research
… The clinical manifestations (i.e. carious lesions) and their sequelae bring a significant health burden including loss of function, pain, discomfort, reduced quality of life and tooth loss. This health burden also has a negative social and economic impact on individuals and societies. …
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Inheritance of Chlorotic-Lesion Resistance to Helminthosporium Turcicum Pass
Made available in DSpace on 2014-12-10T23:32:49Z (GMT). No. of bitstreams: 1 7511809.pdf: 1734953 bytes, checksum: 6242f704e0ce990ea70ac61bfe9e02cb (MD5) Previous issue date: 1974
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THE ROLE OF NITRIC OXIDE IN THE BLOOD STORAGE LESION
The blood storage lesion refers to changes in red blood cells (RBCs) during storage. It includes a number of chemical and morphological changes in RBCs, which result in reduced integrity of the erythrocyte membrane with formation of microparticles, and increased cell-free hemoglobin in plasma. The …
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In Vitro Study Comparing Treatments for Incipient Enamel Lesion Remineralization
… on enamel surfaces affected by incipient caries lesions. Methods: Caries-free permanent teeth, extracted for orthodontic or surgical purposes, were obtained from the Pediatric Dentistry Department at UIC College of Dentistry. Enamel samples (4 mm x 5 mm) were prepared, frozen, and subjected to …
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Morphological and Physiological Examination of a Demyelinating and Remyelinating Lesion
… of the blood-brain barrier has been examined in lesions characterized by Schwann cell remyelination. These lesions chronically lack astrocytes, a cell believed to be involved in the induction of barrier properties.</p> <p>Large focal demyelinating and remyelinating lesions were induced in the rat …
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REPAIR AND EFFECTS OF THE 8-OXOG LESION IN DNA
… chemical pathway that repairs single nucleotide lesions. In vivo, the majority of DNA is wrapped around histones and the repair machinery of BER has to work within or around the structure of the nucleosome and deal with a distorted DNA structure and reduced accessibility due to the presence of …
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REPAIR AND EFFECTS OF THE 8-OXOG LESION IN DNA
… chemical pathway that repairs single nucleotide lesions. In vivo, the majority of DNA is wrapped around histones and the repair machinery of BER has to work within or around the structure of the nucleosome and deal with a distorted DNA structure and reduced accessibility due to the presence of …
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Ability of Caries Detection Methods to Determine Caries Lesion Activity
Background: Non-cavitated caries lesions form due to acid diffusion and demineralization of enamel subsurface with an intact surface layer (SL). Caries lesions progress when the outcome of demineralization and remineralization processes over time is net mineral loss. Lesions that continue to …
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Expression of Monogenic Chlorotic-Lesion Resistance in Corn to Helminthosporium Maydis
Made available in DSpace on 2014-12-10T23:32:49Z (GMT). No. of bitstreams: 1 7511808.pdf: 1178290 bytes, checksum: 0c74a0f79602f057d4909d8c2e8086a2 (MD5) Previous issue date: 1974
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The development of an in vitro model of coronary lesion thrombosis
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2003.
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Extracting Coronary Lesion Information from Angiogram Reports for Patient Screening Applications
… eligibility requirements by extracting coronary lesion location and severity information from clinical records. Natural language processing (NLP) tools are enabling more advanced electronic health record (EHR) based patient research. We collected and curated a dataset of 72 diagnostic coronary …
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The dynamics of angioplasty : effects of vascular bed and lesion morphology
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2001.
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THRESHOLDING METHODS FOR LESION SEGMENTATION OF BASAL CELL CARCINOMA IN DERMOSCOPY IMAGES
… detection is the first and most crucial step for lesion segmentation and can be very challenging, due to several lesion characteristics. There are many melanoma border-detecting algorithms that perform poorly on dermoscopy images of basal cell carcinoma (BCC), which is the most common skin cancer. …
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