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 497 for “"Confocal Microscopy"”.
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Coherence gated confocal microscopy
Thesis (B.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1993.
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Restoration methods for biomedical images in confocal microscopy
Diese Arbeit stellt neue Loesungen zum Problem Bildrestauration im biomedizinischen Bereich vor. Das Konfokal-Mikroskop ist eine verhaeltnismaessig neue Bildungstechnik, die als Standardwerkzeug in biomedizinischen Studien eingesetzt wird. Diese Technik dient zum Sammeln einer Reihe von 2D Bildern …
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Segmentation of cell structures in fluorescence confocal microscopy images
… of microfilament images captured by fluorescent confocal microscopy. Based on some background investigations, the active contour methodology has been selected as the fundamental method for image segmentation. This thesis presents the methods used and reports on the results achieved for cell and …
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Imaging of Caenorhabditis Elegans with Near Infrared Spectrally Encoded Confocal Microscopy
… of a high-speed variant of reflectance confocal microscopy, known as spectrally encoded confocal microscopy (SECM), for label-free imaging of C. elegans. The developed system utilizes near-infrared illumination in conjunction with refractive and diffractive optics to instantaneously …
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In vivo confocal microscopy of the cornea in health and disease
… and maintenance of corneal integrity. In vivo confocal microscopy enables examination of the living human cornea at the microstructural level. This technique, in combination with computerized topography, corneal aesthesiometry and other clinical assessments has been utilized in a series of …
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Wavelength swept spectrally encoded confocal microscopy for biological and clinical applications
Spectrally encoded confocal microscopy (SECM) is a technique that facilitates the incorporation of confocal microscopy into small, portable clinical instruments. This would allow in vivo evaluation of cellular and sub-cellular features in a non-destructive, minimally invasive manner. Prior studies …
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Fabrication of a Low-Cost, Motorized, 3D-Printed Mechanical Testing Device Compatible with Confocal Microscopy
… the device is able to fit into most conventional microscopy stages for simultaneous characterization of microstructure deformation under a quantifiable mechanical load. The construction of this device is performed using commercially-available 3D printers and metal fasteners, therefore production …
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Cell-matrix interactions : collagen-GAG scaffold fabrication, characterization, and measurement of cell migratory and contractile behavior via confocal microscopy
Three-dimensional, collagen scaffolds are an analog of the extracellular matrix and are used for many tissue engineering applications. While material and microstructural properties significantly affect overall scaffold bioactivity, the specific influence of construct mechanical properties, …
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Fully automated computer system for diagnosis of corneal diseases. Development of image processing technologies for the diagnosis of Acanthamoeba and Fusarium diseases in confocal microscopy images
Confocal microscopy demonstrated its value in the diagnosis of Acanthamoeba and fungal keratitis which considered sight-threatening corneal diseases. However, it can be difficult to find and train confocal microscopy graders to accurately detect Acanthamoeba cysts and fungal filaments in the …
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Fully automated computer system for diagnosis of corneal diseases. Development of image processing technologies for the diagnosis of Acanthamoeba and Fusarium diseases in confocal microscopy images
Confocal microscopy demonstrated its value in the diagnosis of Acanthamoeba and fungal keratitis which considered sight-threatening corneal diseases. However, it can be difficult to find and train confocal microscopy graders to accurately detect Acanthamoeba cysts and fungal filaments in the …
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Efficient Processing of Corneal Confocal Microscopy Images. Development of a computer system for the pre-processing, feature extraction, classification, enhancement and registration of a sequence of corneal images.
… blindness worldwide. Used for diagnoses, a laser confocal microscope provides a sequence of images, at incremental depths, of the various corneal layers and structures. From these, ophthalmologists can extract clinical information on the state of health of a patient’s cornea. However, many factors …
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Efficient Processing of Corneal Confocal Microscopy Images. Development of a computer system for the pre-processing, feature extraction, classification, enhancement and registration of a sequence of corneal images
… blindness worldwide. Used for diagnoses, a laser confocal microscope provides a sequence of images, at incremental depths, of the various corneal layers and structures. From these, ophthalmologists can extract clinical information on the state of health of a patient’s cornea. However, many factors …
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Cyclic and Linear Cell-Penetarating Peptides Composed of Tryptophan (WW) and Arginine (RR) Residues as Molecular Transporters
… of their cytotoxicity, cellular uptake, and confocal microscopy of peptides compared to [WR]<sub>5</sub>. The linear and cyclic peptides were synthesized, purified by high-performance liquid chromatography (HPLC), and characterized by matrix-assisted laser desorption/ionization time-of-flight …
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Establishing an ex vivo model of acanthamoeba keratitis and investigating the phenotypic similarities between the protozoan acanthamoeba and human macrophages
… model to correlate between in vivo and ex vivo confocal microscopy findings of various morphologies of Acanthamoeba cysts and trophozoites. Furthermore, the study evaluated the phenotypic similarities between Acanthamoeba and cells of the innate immune system mainly macrophages using flow …
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Microspheres and Nanoparticles From Ultrasound
… were done by SEM, (S)TEM, optical/confocal microscopy, XRD, XPS, EDS, SAED, zeta potential, and BET.
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Progress in the Synthesis and Modification of Glass Surfaces Necessary to the Study of Single Molecule Protein Folding and Nanolithography
… of the surface which was observed using confocal microscopy.
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The regulation and role of oxidative signal-inducible 1 protein kinase in Arabidopsis thaliana
… to further characterise OXI1 protein kinase. Confocal microscopy and subcellular fractionation studies revealed a cytosolic localisation pattern for OXI1. Employment of a bioinformatics approach confirmed the induction of OXI1 gene expression in response to a range of AOS generating stimuli. …
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Chemical Nanolithography and Single Molecule Optical Imaging With Metal -Coated Probes
… catalysis. Palladium-coated atomic force microscopy tips (AFM), scanned over the organosiloxane surfaces at loads over approximately 2.5 micronewtons, induced reactions of the terminal organic functional groups. These written features, labeled with fluorescent dyes, biomolecules, and …
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The role of the lateral spinal nucleus in nociception
… • A series of double-labelling experiments for confocal microscopy were carried out in the rat (Sprague-Dawley) to investigate the LSN responses to a variety of peripheral cutaneous noxious stimuli. It was found that the LSN responds to both thermal and chemical peripheral cutaneous noxious …
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