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51 Utility of gene-specific algorithms for predicting pathogenicity of uncertain gene variantsThe rapid advance of gene sequencing technologies has produced an unprecedented rate of discovery for genome variation in humans. A growing numbered of authoritative clinical repositories archive gene variants and disease phenotype, yet there are currently many more gene variants that lack clear ann...2012
52 Intervening in midlife for optimal retirement: a guide for health educatorsFactors contributing to successful retirement deserve increased attention given the rapid growth of the aging population. Antecedent to successful retirement is successful aging. The middle aged population is an opportune target for health promotion and health education interventions as this group...Retirement; Aging Process;Education Interventions; Health Promotion1991-10
53 Isolation and characterization of cGMP phosphodiesterase from bovine rod outer segmentsA simple purification method has been developed for isolation of bovine cGMP phosphodiesterase from photoreceptor rod outer segments. The enzyme is peripherally membrane bound in its native state and is present in relatively high concentrations. In the bovine photoreceptors its molar ratio to rhodop...Enzyme Activation; Macromolecular Substances; Trypsin/pharmacology1979
54 Functional reorganization of primary visual cortex induced by electrical stimulation in the cat.Compared to the high degree of plasticity observed in a juvenile, mature sensory cortices have long been held to be immutable but, recently, researchers have suggested some plasticity persists in the mature cortex. Cortical reorganization has particular saliency to the development of a cortically ba...Cat; Electrophysiology; Phosphene; Plasticity; Receptive Field; Striate Cortex2005
55 Pharmacological and rAAV gene therapy rescue of visual functions in a blind mouse model of Leber congenital amaurosisBACKGROUND: Leber congenital amaurosis (LCA), a heterogeneous early-onset retinal dystrophy, accounts for approximately 15% of inherited congenital blindness. One cause of LCA is loss of the enzyme lecithin:retinol acyl transferase (LRAT), which is required for regeneration of the visual photopigmen...Disease Models, Animal; Genetic Vectors; Molecular Sequence Data2005
56 Rocky Mountain spotted fever following cardiac transplantation.ROCKY MOUNTAIN SPOTTED FEVER was first recognized in the early 1 900s in the Snake River Valley of Idaho and the Bitterroot Valley of western Montana.t In 1909, Howard Taylor Ricketts established the ixodid tick as the vector for the disease.2 Following the tick bite, the incubation period aver...Male; Adult; Humans1993
57 Cloning and sequence analysis of the major outer membrane protein genes of two Chlamydia psittaci strainsWe cloned and sequenced the gene encoding the major outer membrane protein (MOMP) of two Chlamydia psittaci strains, guinea pig inclusion conjunctivitis (GPIC) strain 1, and meningopneumonitis (Mn) strain Cal-10. Intraspecies alignment of the two C. psittaci MOMP genes revealed 80.6% similarity, and...Base Sequence; Cloning, Molecular; Amino Acid Sequence1989
58 Significance of CT and MR findings in sphenoid sinus disease.Disorders of the paranasal sinuses, particularly the sphenoid sinus, can be associated with significant disorders of the optic and other cranial nerves. We examined 100 consecutive routine CT scans, 100 posterior fossa CT scans, and 100 MR scans to look for evidence of sinus disease, especially of t...Sphenoid Sinus; Vision Disorders; Paranasal Sinus Diseases; Magnetic Resonance Imaging1989-05
59 Receptor for advanced glycation end products and age-related macular degeneration.Advanced glycation end products (AGE) exacerbate disease progression through two general mechanisms: modifying molecules and forming nondegradable aggregates, thus impairing normal cellular/tissue functions, and altering cellular function directly through receptor-mediated activation. In the present...Optic Atrophies, Hereditary; Apoptosis; Pigment Epithelium of Eye2004
60 Circuits for local and global signal integration in primary visual cortexContrast-dependent changes in spatial summation and contextual modulation of primary visual cortex (V1) neuron responses to stimulation of their receptive field reveal long-distance integration of visual signals within V1, well beyond the classical receptive field (cRF) of single neurons. To identif...Primary Visual Cortex; Extrastriate Cortex; Feed-back Connections; Lateral Connections; SUrround Modulation; Macaque2002-10-01
61 Silicon-based, three-dimensional neural interface: manufacturing processes for an intracortical electrode arrayA method has been developed for the manufacture of a "three-dimensional" electrode array geometry for chronic intracortical stimulation. This silicon based array consists of a 4.2 x 4.2 x 0.12 mm thick monocrystalline substrate, from which project 100 conductive, silicon needles sharpened to facilit...Electric Stimulation; Electrodes, Implanted; Sensory Cortex; Intracortical Electrode Array1991
62 HPLC measurement of ocular carotenoid levels in human donor eyes in the lutein supplementation era.PURPOSE: A substantial proportion of the population at risk for visual loss from age-related macular degeneration consumes supplements containing high doses of lutein, but clinical studies to date have shown only modest and variable increases in macular carotenoid pigments in response to supplementa...Chromatography, High Pressure Liquid; Dietary Supplements; Tissue Donors2007-02
63 Comparison of patient satisfaction after uncomplicated cataract surgery between the silicone AMO SI-30/40 and the acrylic Alcon MA30BA and MA60BA foldable intraocular lensesPURPOSE: To compare patient satisfaction with vision 12 months after implantation of a silicone or acrylic foldable intraocular lens (IOL). SETTING: John A. Moran Eye Center, University of Utah Medical Center, Salt Lake City, Utah, USA. METHODS: Selection criteria included patients who had uneventfu...Patient Satisfaction; Lenses, Intraocular; Silicone Elastomers; Biocompatible Materials2001-10
64 Identification and light-dependent translocation of a cone-specific antigen, (Cone Arrestin) recognized by monoclonal antibody 7G6PURPOSE: To elucidate the antigen recognized by monoclonal antibody (mAb) 7G6, a widely used cone-specific marker. METHODS: 7G6 immunocytochemistry was performed on sections of human, primate, and bovine retina. The antigen was immunoprecipitated from human retinal lysates and purified with protein ...Cones (Retina); Molecular Sequence Data; Phototransduction2003
65 Statistical encoding model for a primary motor cortical brain-computer interfaceA number of studies of the motor system suggest that the majority of primary motor cortical neurons represent simple movement-related kinematic and dynamic quantities in their time-varying activity patterns. An example of such an encoding relationship is the cosine tuning of firing rate with respect...Discrete Distribution; LN Model; Neural Decoding; Neuroprosthetics; Sequential Monte-Carlo Filter2005
66 Mutant rhodopsin transgene expression on a null backgroundPURPOSE. To study mechanisms leading to photoreceptor degeneration in mouse models for autosomal dominant retinitis pigmentosa (adRP) based on the rhodopsin P23H mutation. METHODS. Mice of a transgenic line expressing a rhodopsin triple mutant, V20G, P23H, and P27L (GHL), were mated with rhodopsin (...Mutant Rhodopsin; Photoreceptor Degeneration; Autosomal Dominant Retinitis Pigmentosa; Rhodopsin2001-03
67 Serum and macular responses to antioxidant supplementation verus a carotenoid-rich dietary intervention in the elderly.The aim of this study was to observe responses of serum antioxidants, oxidative stress biomarkers, and macular carotenoid pigments to antioxidant supplements or dietary intervention in a single-masked, randomized, pilot clinical study of elderly subjects receiving antioxidant supplements or a dietar...Macula; Serum Carotenoids; Zeaxanthin2006-02-01
68 Three-dimensional architecture for a parallel processing photosensing arrayA three-dimensional architecture for a photosensing array has been developed. This silicon based architecture consists of a 10 x 10 array of photosensors with 80 microns diameter, through chip interconnects to the back side of a 500 microns thick silicon wafer. Each photosensor consists of a 300 x 3...Retina; Optics; Silicon; Photosensing1992
69 Advanced demultiplexing system for physiological stimulationA CMOS very large scale integration (VLSI) chip has been designed and built to implement a scheme developed for multiplexing/demultiplexing the signals required to operate an intracortical stimulating electrode array. Because the use of radio telemetry in a proposed system utilizing this chip may im...Electrode Array; Stimulation; Telemetry; Microelectrodes; Transistors1997
70 Retinal projections in tyrosinase-negative albino catsRetinal projections were examined in two tyrosinase-negative albino cats using autoradiographic techniques. Cats from this colony have pink eyes; their retinal pigment epithelium, ciliary body, and iris epithelium are completely devoid of melanin pigment. Test breeding for five generations indicates...Cats; Albinism; Vision; Autoradiography; Retina1982-07
71 Light-dependent redistribution of visual arrestins and transducin subunits in mice with defective phototransductionPURPOSE: The light-dependent redistribution of phototransduction components in photoreceptor cells plays a role in light adaptation. Upon illumination, rod and cone arrestins (Arr and cArr) translocate from the inner to the outer segments while transducin subunits (Talpha, Tbetagamma) translocate in...Phototransduction; Protein Kinases; Rhodopsin Kinase2003
72 Lecithin-retinol acyltransferase is essential for accumulation of all-trans-retinyl esters in the eye and in the liverLecithin-retinol acyltransferase (LRAT), an enzyme present mainly in the retinal pigmented epithelial cells and liver, converts all-trans-retinol into all-trans-retinyl esters. In the retinal pigmented epithelium, LRAT plays a key role in the retinoid cycle, a two-cell recycling system that replenis...Antibodies, Monoclonal; Chromatography, High Pressure Liquid; Microscopy, Fluorescence2004
73 Clinical experience with 21-gauge manual microphacoemulsification using Sovereign WhiteStar Technology in eyes with dense cataractPURPOSE: To present a series of patients who had 21-gauge microphacoemulsification using Sovereign WhiteStar technology. SETTING: John A. Moran Eye Center, University of Utah School of Medicine, Salt Lake City, Utah, USA. METHODS: Eighteen consecutive patients with cataracts judged to be 3+ or 4+ on...Cataract; Microsurgery; Phacoemulsification; Postoperative Complications; Visual Acuity2004-01
74 Effect of lens edge design versus anterior capsule overlap on posterior capsule opacificationPURPOSE: To determine whether lens edge design or anterior capsule overlap on the intraocular lens (IOL) has greater effect on posterior capsule opacification (PCO). DESIGN: Retrospective cohort clinical study. METHODS: Retrospective. SETTING: Academic clinical practice. PATIENT POPULATION: The pati...Posterior Capsular Opacification' Intraocular Lens; Anterior Capsular Opacification; Acrylic Lenses; Silicone Lenses2004-10
75 Effects of calcium ions on L-type horizontal cells in the isolated turtle retinaA technique by which the retina can be isolated from the turtle eye is described. Scanning electron microscopy revealed morphological variability between preparations and also between regions of the same one. Large areas were often totally free of any pigment epithelial cells, yet contained a high p...Retina; Calcium; Horizontal Cell; Turtle1990
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