Blood pressure, perfusion pressure, and open-angle glaucoma: the Los Angeles Latino Eye Study.

abstract：Purpose:To use laser speckle flowgraphy (LSFG) to assess blood flow (BF) in the optic nerve head (ONH) tissue and choroid during elevated intraocular pressure (IOP). Methods:This prospective study included 20 eyes of 20 healthy volunteers. The testing protocol had a baseline phase, two elevated IOP phases (+10 and +20...

journal_title：Investigative ophthalmology & visual science

authors： Kiyota N,Shiga Y,Ichinohasama K,Yasuda M,Aizawa N,Omodaka K,Honda N,Kunikata H,Nakazawa T

更新日期：2018-07-02 00:00:00

abstract：PURPOSE:Rabbits are commonly used for the evaluation of drugs and surgery to lower intraocular pressure (IOP). The accuracy of intraocular pressure measurement is therefore critical in the analysis of data and subsequent extrapolation to humans. The purpose of this study was to establish the most reliable technique, fr...

journal_title：Investigative ophthalmology & visual science

authors： Lim KS,Wickremasinghe SS,Cordeiro MF,Bunce C,Khaw PT

更新日期：2005-07-01 00:00:00

abstract：:To determine whether glaucoma selectively injures a particular size of optic nerve fiber (and its cell body), we induced chronic experimental glaucoma in one eye each of ten monkeys. With automated image analysis, the number and diameter of optic nerve fibers were compared between each glaucomatous eye and its normal ...

journal_title：Investigative ophthalmology & visual science

authors： Quigley HA,Sanchez RM,Dunkelberger GR,L'Hernault NL,Baginski TA

更新日期：1987-06-01 00:00:00

abstract：Purpose:Lens epithelial cell (LEC) conversion to myofibroblast is responsible for fibrotic cataract surgery complications including posterior capsular opacification. While transforming growth factor beta (TGFβ) signaling is important, the mechanisms by which the TGFβ pathway is activated post cataract surgery (PCS) are...

journal_title：Investigative ophthalmology & visual science

authors： Jiang J,Shihan MH,Wang Y,Duncan MK

更新日期：2018-10-01 00:00:00

abstract：:After a careful dissection of trabecular tissue from recent postmortem specimens, human trabecular cells were established in tissue culture with 250 ng/ml fibroblast growth factor (FGF), Dulbecco's modified Eagle's medium (DME), and 10% human serum. These conditions have allowed propagation of human trabecular cells f...

journal_title：Investigative ophthalmology & visual science

authors： Polansky JR,Weinreb RN,Baxter JD,Alvarado J

更新日期：1979-10-01 00:00:00

abstract：PURPOSE:To characterize the chemokines and chemokine receptors that mediate the effect of proinflammatory cytokines, interleukin (IL)-1 and tumor necrosis factor (TNF)-alpha, on the recruitment of MHC class II(+) Langerhans cells (LCs) in the corneal epithelium. METHODS:A standard model for corneal LC recruitment, app...

journal_title：Investigative ophthalmology & visual science

authors： Yamagami S,Hamrah P,Miyamoto K,Miyazaki D,Dekaris I,Dawson T,Lu B,Gerard C,Dana MR

更新日期：2005-04-01 00:00:00

abstract：:Prostaglandins and other eicosanoids in the trabecular meshwork may play important physiological and pharmacological roles in the aqueous outflow pathway. In the present studies, we employed [14C]-arachidonic acid to explore potentially important pathways for the production of eicosanoids in cultured human trabecular ...

journal_title：Investigative ophthalmology & visual science

authors： Weinreb RN,Polansky JR,Alvarado JA,Mitchell MD

更新日期：1988-11-01 00:00:00

abstract：PURPOSE:To evaluate macular focal cone ERG (fERG) as a tool for reliable and early detection of central retinal function decay in cone-rod dystrophy (CRD). METHODS:A retrospective study of the time course of fERG amplitude and its relation to visual acuity alterations was performed in 47 CRD patients followed yearly f...

journal_title：Investigative ophthalmology & visual science

authors： Galli-Resta L,Piccardi M,Ziccardi L,Fadda A,Minnella A,Marangoni D,Placidi G,Resta G,Falsini B

更新日期：2013-10-09 00:00:00

abstract：Purpose:The study aimed to provide a quantitative description of aqueous humor dynamics in healthy rat eyes. Methods:One eye of 26 anesthetized adult Brown-Norway rats was cannulated with a needle connected to a perfusion pump and pressure transducer. Pressure-flow data were measured in live and dead eyes by varying p...

journal_title：Investigative ophthalmology & visual science

authors： Ficarrotta KR,Bello SA,Mohamed YH,Passaglia CL

更新日期：2018-05-01 00:00:00

abstract：PURPOSE:To investigate the role of PalB and PacC, two components of a pH-responsive signal-transduction pathway of Aspergillus nidulans, during the pathogenesis of fungal infection of the cornea. METHODS:Fungal strains included an A. nidulans wild-type isolate (A83), loss-of-function A. nidulans mutants of the palB (B...

journal_title：Investigative ophthalmology & visual science

authors： Hua X,Yuan X,Wilhelmus KR

更新日期：2010-03-01 00:00:00

abstract：PURPOSE:To investigate the effect of K-115, a novel Rho kinase (ROCK) inhibitor, on retinal ganglion cell (RGC) survival in an optic nerve crush (NC) model. Additionally, to determine the details of the mechanism of K-115's neuroprotective effect in vivo and in vitro. METHODS:ROCK inhibitors, including K-115 and fasud...

journal_title：Investigative ophthalmology & visual science

authors： Yamamoto K,Maruyama K,Himori N,Omodaka K,Yokoyama Y,Shiga Y,Morin R,Nakazawa T

更新日期：2014-10-02 00:00:00

abstract：PURPOSE:To investigate thickness profile changes of the corneal epithelium and Bowman's layer at the vertical and horizontal meridians with overnight myopia orthokeratology (OK) lenses. METHODS:Twenty subjects (age range: 19-33 years) wore reverse-geometry rigid gas-permeable OK lenses in both eyes for 30 days. Before...

journal_title：Investigative ophthalmology & visual science

authors： Lian Y,Shen M,Jiang J,Mao X,Lu P,Zhu D,Chen Q,Wang J,Lu F

更新日期：2013-01-23 00:00:00

abstract：PURPOSE:FOXC1 mutations result in Axenfeld-Rieger syndrome, a disorder characterized by a broad spectrum of malformations of the anterior segment of the eye and an elevated risk for glaucoma. A novel FOXC1 W152G mutation was identified in a patient with aniridia. Molecular analysis was conducted to determine the functi...

journal_title：Investigative ophthalmology & visual science

authors： Ito YA,Footz TK,Berry FB,Mirzayans F,Yu M,Khan AO,Walter MA

更新日期：2009-08-01 00:00:00

abstract：PURPOSE:Elevated intraocular pressure (IOP), sensed as mechanical stretching by trabecular meshwork (TM) cells, triggers extracellular matrix (ECM) remodeling. In addition to changes in gene expression, alternative mRNA splicing may alter ECM protein isoforms. Changes in mRNA expression and alternative splicing of four...

journal_title：Investigative ophthalmology & visual science

authors： Keller KE,Kelley MJ,Acott TS

更新日期：2007-03-01 00:00:00

abstract：Purpose:To accelerate the development of new therapies, an inherited retinal degeneration model in a nonhuman primate would be useful to confirm the efficacy in preclinical studies. In this study, we describe the discovery of retinitis pigmentosa in a cynomolgus monkey (Macaca fascicularis) pedigree. Methods:First, sc...

journal_title：Investigative ophthalmology & visual science

authors： Ikeda Y,Nishiguchi KM,Miya F,Shimozawa N,Funatsu J,Nakatake S,Fujiwara K,Tachibana T,Murakami Y,Hisatomi T,Yoshida S,Yasutomi Y,Tsunoda T,Nakazawa T,Ishibashi T,Sonoda KH

更新日期：2018-02-01 00:00:00

abstract：PURPOSE:To examine the retinotoxic effect of naphthalene, a powerful oxidative agent and a well-known cataractogenic agent. METHODS:A 10% solution of naphthalene dissolved in paraffin oil was given every other day by gavage to 31 pigmented rabbits for 5 weeks, at a dose of 1 g/kg body weight. Four rabbits who received...

journal_title：Investigative ophthalmology & visual science

authors： Orzalesi N,Migliavacca L,Miglior S

更新日期：1994-02-01 00:00:00

abstract：PURPOSE:Dynamic color and brightness adaptation are crucial for visual functioning. The effects of glaucoma on retinal ganglion cells (RGCs) could compromise these functions. We have previously used slow dynamic changes of light at moderate intensities to measure the speed and magnitude of subtractive adaptation in RGC...

journal_title：Investigative ophthalmology & visual science

authors： Dul M,Ennis R,Radner S,Lee B,Zaidi Q

更新日期：2015-01-22 00:00:00

abstract：Purpose:To develop and use a custom virtual fields method (VFM) to assess the biomechanical properties of human prelamina and lamina cribrosa (LC) in vivo. Methods:Clinical data of 20 healthy, 20 ocular hypertensive (OHT), 20 primary open-angle glaucoma, and 16 primary angle-closure glaucoma eyes were analyzed. For ea...

journal_title：Investigative ophthalmology & visual science

authors： Zhang L,Beotra MR,Baskaran M,Tun TA,Wang X,Perera SA,Strouthidis NG,Aung T,Boote C,Girard MJA

更新日期：2020-03-09 00:00:00

abstract：PURPOSE:To obtain quantitative data on the optic disc excavation in children affected by cerebral visual impairment (CVI) by using the Heidelberg Retinal Tomograph (HRT)-II (Heidelberg Engineering, Heidelberg, Germany). METHODS:A total of 24 subjects affected by CVI (mean age, 7.28 years) were examined: 16 in alert co...

journal_title：Investigative ophthalmology & visual science

authors： Ruberto G,Salati R,Milano G,Bertone C,Tinelli C,Fazzi E,Guagliano R,Signorini S,Borgatti R,Bianchi A,Bianchi PE

更新日期：2006-02-01 00:00:00

abstract：PURPOSE:Estimates of the incidences of severe visual impairment and blindness (SVI/B) and their causes are key to good health service planning. Thus, the database of Germany's largest state's blind registry was used to estimate current incidence rates (IR) and to project rates for Germany in 2010 and 2030. METHODS:The...

journal_title：Investigative ophthalmology & visual science

authors： Finger RP,Fimmers R,Holz FG,Scholl HP

更新日期：2011-06-21 00:00:00

abstract：PURPOSE:The goal of this study was to determine the changes in the organization of the retinal cytoskeleton after experimental retinal detachment. METHODS:Cat retinas were detached from the retinal pigment epithelium and then processed for Western blot analysis and fluorescence microscopy. Proteins examined included g...

journal_title：Investigative ophthalmology & visual science

authors： Lewis GP,Matsumoto B,Fisher SK

更新日期：1995-11-01 00:00:00

abstract：:Treatment of human skin and corneal fibroblasts with prednisolone-21-phosphate did not increase the capacity of these cells to replicate type I herpes simplex virus (HSV). The steroid however was found to (1) inhibit human lymphocytes from mediating antibody-dependent cell-mediated cytotoxicity (ADCC) against HSV-infe...

journal_title：Investigative ophthalmology & visual science

authors： Cooper JA Jr,Daniels CA,Trofatter EF Jr

更新日期：1978-04-01 00:00:00

abstract：PURPOSE:To determine the prevalence of presbyopia in the state of Andhra Pradesh in south India. METHODS:Comprehensive ocular examinations including logMAR (logarithm of the minimum angle of resolution) distance and near (presenting and best corrected) visual acuity, slit lamp biomicroscopy of the anterior segment, an...

journal_title：Investigative ophthalmology & visual science

authors： Nirmalan PK,Krishnaiah S,Shamanna BR,Rao GN,Thomas R

更新日期：2006-06-01 00:00:00

abstract：Purpose:Applying CNGA3 gene augmentation therapy to cure a novel causative mutation underlying achromatopsia (ACHM) in sheep. Methods:Impaired vision that spontaneously appeared in newborn lambs was characterized by behavioral, electroretinographic (ERG), and histologic techniques. Deep-sequencing reads of an affected...

journal_title：Investigative ophthalmology & visual science

authors： Gootwine E,Abu-Siam M,Obolensky A,Rosov A,Honig H,Nitzan T,Shirak A,Ezra-Elia R,Yamin E,Banin E,Averbukh E,Hauswirth WW,Ofri R,Seroussi E

更新日期：2017-03-01 00:00:00

abstract：PURPOSE:To determine new referents, or cutoff levels for tear film hyperosmolarity in the diagnosis of keratoconjunctivitis sicca (KCS) and to assess their effectiveness in independent patient groups. METHOD:A meta-analysis was performed on published data for tear osmolarity in samples of normal eyes and various subty...

journal_title：Investigative ophthalmology & visual science

authors： Tomlinson A,Khanal S,Ramaesh K,Diaper C,McFadyen A

更新日期：2006-10-01 00:00:00

abstract：:We investigated the possibility that the spatial imprecision of amblyopic eyes can be accounted for by the relative insensitivity to contrast that has been documented for these eyes. Thresholds for the discrimination of spatial misalignment, a measure of spatial uncertainty, were determined for three amblyopes and one...

journal_title：Investigative ophthalmology & visual science

authors： Barbeito R,Bedell HE,Flom MC

更新日期：1988-02-01 00:00:00

abstract：PURPOSE:To study different aspects of macular function in eyes with early age-related macular degeneration (early AMD: drusen with or without retinal pigment epithelium alterations) and normal visual acuity, to obtain a complete evaluation of macular function impairment in early AMD and to study the relationship betwee...

journal_title：Investigative ophthalmology & visual science

authors： Midena E,Degli Angeli C,Blarzino MC,Valenti M,Segato T

更新日期：1997-02-01 00:00:00

abstract：PURPOSE:The degeneration of retinal pigment epithelial (RPE) cells is considered to be a crucial event in the pathophysiology of age-related macular degeneration (AMD). Cumulative oxidative damage has been implicated in the development of the changes seen in AMD. The present study was undertaken to evaluate the express...

journal_title：Investigative ophthalmology & visual science

authors： Alge CS,Priglinger SG,Neubauer AS,Kampik A,Zillig M,Bloemendal H,Welge-Lussen U

更新日期：2002-11-01 00:00:00

abstract：PURPOSE:The protein RPE65 plays a critical role in retinoid processing in the retinal pigment epithelium (RPE). Previous studies have identified the RPE65 mRNA in salamander cones, but not in rods. The purpose of the present study was to determine whether RPE65 is expressed at the protein level in mammalian cones, as w...

journal_title：Investigative ophthalmology & visual science

authors： Znoiko SL,Crouch RK,Moiseyev G,Ma JX

更新日期：2002-05-01 00:00:00

abstract：PURPOSE:To develop an imaging technique that maps the distribution of free cystine in the rat lens at subcellular resolution and enables cystine accumulation to be compared with the expression of the cystine-glutamate exchanger (Xc-). METHODS:Whole lenses were fixed, cryoprotected, and then cryosectioned in either an ...

journal_title：Investigative ophthalmology & visual science

authors： Li L,Lim J,Jacobs MD,Kistler J,Donaldson PJ

更新日期：2007-03-01 00:00:00