Showing 501 - 520 results of 570 for search '"retina"', query time: 0.06s Refine Results
  1. 501

    Non-medical treatment for late age-related macular degeneration by A.K. Drakon, A.G. Kurguzova, V.M. Sheludchenko, N.B. Korchazhkina

    Published 2021-12-01
    “…Magnetic and electrical fields improve impulse transmitting, activate intracellular and tissue regeneration of the retina. Recent findings are promising but require further in-depth studies.…”
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    Article
  2. 502

    Endogenous endophthalmitis associated with autoimmune hepatitis: case report by D.F. Belov, V.G. Korotkov, P.A. Nikitin, I.V. Terekhova, Ya.S. Konenkova

    Published 2023-08-01
    “…Petrovskiy Russian Scientific Center of Surgery, Moscow, Russian Federation </p> <p> <br> </p> <p> Endogenous endophthalmitis (EE) is a severe inflammatory disease resulting from hematogenous dissemination of pathogenic agents (bacteria, fungi) from the primary focus into the choroid due to impaired permeability of blood-ocular barrier. Retina, vitreous body, and anterior chamber are further involved. …”
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  3. 503

    Clinical Features of Combined Central Retinal Artery and Vein Occlusion by Hao Wang, Yongye Chang, Fen Zhang, Rong Yang, Suxia Yan, Jieying Dong, Minglian Zhang, Shaomin Peng

    Published 2019-01-01
    “…FFA showed prolonged arm-to-retina time (ART) and retinal arteriovenous passage time (RAP) (17.1 ± 4.9 s and 12.1 ± 8.8 s, respectively). …”
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  4. 504

    Peripapillary retinal nerve fiber layer and ganglion cell complex in Alzheimer’s disease by R.N. Gulieva

    Published 2020-06-01
    “…</i> </p> <p> <i><b>Keywords</b>: Alzheimer’s disease, optical coherence tomography, retina, nerve fibers, ganglion cell complex, thickness, quadrant.…”
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    Article
  5. 505

    Fluorescein Angiographic Findings of Peripheral Retinal Vasculature after Intravitreal Conbercept versus Ranibizumab for Retinopathy of Prematurity by Enzhong Jin, Hong Yin, Yufei Gui, Juan Chen, Jian Zhang, Jianhong Liang, Xiao-xin Li, Mingwei Zhao

    Published 2019-01-01
    “…To evaluate angiographic findings of peripheral retina vasculature in retinopathy of prematurity (ROP) neonates who received intravitreal conbercept (IVC) or ranibizumab (IVR). …”
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    Article
  6. 506

    Long-Term Visual Outcomes for a Treat-and-Extend Antivascular Endothelial Growth Factor Regimen in Eyes with Neovascular Age-Related Macular Degeneration: Up to Seven-Year Follow-U... by Simon Javidi, Ali Dirani, Fares Antaki, Marc Saab, Sofiane Rahali, Ghassan Cordahi

    Published 2020-01-01
    “…Retrospective cohort study of consecutive patients with nAMD treated with a TER of anti-VEGF intravitreal injections by a single retina specialist (GC). Patients with nAMD who had at least one year of follow-up were identified using an electronic database. …”
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    Article
  7. 507

    Functional Evaluation of the Visual Pathway in Patients with Multiple Sclerosis Using a Multifunction Stimulator Monitor by M. Satue, L. Jarauta, J. Obis, M. Cipres, M. J. Rodrigo, C. Almarcegui, I. Dolz, J. R. Ara, J. Martin, L. E. Pablo, E. Garcia-Martin

    Published 2019-01-01
    “…Patients with MS presented lower amplitude of the P100 waveform of the mfVEP in areas corresponding to central (p<0.001), inferonasal (p=0.001), and inferotemporal (p=0.003) retina. The pattern ERG did not show significant differences. …”
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    Article
  8. 508

    Establishing a Surgical Procedure for Rhesus Epiretinal Scaffold Implantation with HiPSC-Derived Retinal Progenitors by Ziming Luo, Kang Li, Kaijing Li, Bikun Xian, Ying Liu, Sijing Yang, Chaochao Xu, Zhigang Fan, Shoutao Lu, Haijun Zhang, Jian Ge

    Published 2018-01-01
    “…Follow-up examination showed that retinal tack fixation was the only method to maintain the scaffolds attached to host retina for at least 3 weeks, which is the minimal time required for cell integration. …”
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    Article
  9. 509

    The Diagnostic Capability of Swept Source OCT Angiography in Treatment-Naive Exudative Neovascular Age-Related Macular Degeneration by Daniel Ahmed, Martin Stattin, Anna-Maria Haas, Stefan Kickinger, Maximilian Gabriel, Alexandra Graf, Katharina Krepler, Siamak Ansari-Shahrezaei

    Published 2021-01-01
    “…In this prospective, observational case series, 158 eyes of 142 patients were diagnosed with exudative nAMD using fluorescein (FA) and indocyanine green angiography (ICGA) and evaluated by SS-OCTA in a tertiary retina center (Rudolf Foundation Hospital Vienna, Austria). …”
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    Article
  10. 510

    Unintentional Retinal Displacement in Eyes Treated for Rhegmatogenous Retinal Detachment Complicated by Proliferative Vitreoretinopathy with Pars Plana Vitrectomy and Silicone Oil by Mariaelena Filippelli, Pasquale Napolitano, Ciro Costagliola, Michele Rinaldi, Flavia Chiosi, Roberto dell’Omo

    Published 2021-01-01
    “…The fovea was off and the detachment involved both the superior and inferior hemispheres of the retina in all cases. Breaks were located in the upper quadrants in 19 eyes (43.2%), in the lower quadrants in 12 eyes (27.3%), and in both upper and lower quadrants in 13 eyes (29.5%). …”
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    Article
  11. 511

    Direct‐Print 3D Electrodes for Large‐Scale, High‐Density, and Customizable Neural Interfaces by Pingyu Wang, Eric G. Wu, Hasan Uluşan, Eric Tianjiao Zhao, A.J. Phillips, Alexandra Kling, Madeline Rose Hays, Praful Krishna Vasireddy, Sasidhar Madugula, Ramandeep Vilkhu, Andreas Hierlemann, Guosong Hong, E.J. Chichilnisky, Nicholas A. Melosh

    Published 2025-01-01
    “…The effectiveness of this approach is demonstrated in tackling the critical challenge of interfacing with the retina—specifically, selectively targeting retinal ganglion cell (RGC) somas while avoiding the axon bundle layer. 6,600‐microelectrode, 35 µm pitch, tissue‐penetrating arrays are fabricated to obtain high‐fidelity, high‐resolution, and large‐scale retinal recording that reveals little axonal interference, a capability previously undemonstrated. …”
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  12. 512

    Expression of Wnt signaling proteins LEF1, β-catenin, GSK3β, DVL1, and N-myc varies across retinoblastoma subtypes and pRb phosphorylation status by Leon Marković, Anja Bukovac, Ana Maria Varošanec, Antonia Jakovčević, Davor Tomas, Zdenko Sonicki, Borna Puljko, Fran Dumančić, Reno Hrašćan, Nives Pećina-Šlaus

    Published 2024-12-01
    “…The levels of inactive ppRb were significantly higher in retinoblastoma compared to healthy retina, as well as the levels of inactive GSK3β. Positive correlations between DVL1 and N-myc, GSK3β Y216 and GSK3β S9 and non-P β-catenin and LEF1 were established. …”
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    Article
  13. 513

    Comparison of the Fixation Effects of Six Composite Fixatives on Retinal Tissue of Golden Hamsters by WU Haifeng, ZHOU Xiaojiang, LI Chenjiang, LI Huaiyin, GAO Ming

    Published 2024-12-01
    “…The morphological characteristics of retinal tissue cells were observed under a light microscope and scored in a double-blind method to statistically analyze the fixation effect and staining quality of various composite fixative solutions.ResultsRetinal sections fixed with Davidson's fixative exhibited intact morphology without breaks, clear structural layers, well-morphosed nuclei, and tight adhesion between the retina, sclera, and uvea. In contrast, sections fixed with 4% paraformaldehyde, Bouin's, and Carnoy fixatives showed varying degrees of retinal breaks and detachment from the sclera. …”
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  14. 514

    OCT Biometry (B-OCT): A New Method for Measuring Ocular Axial Dimensions by Bartosz L. Sikorski, Pawel Suchon

    Published 2019-01-01
    “…As B-OCT utilizes a conventional OCT device, the measurements of the ocular axial dimensions are combined with high-resolution macular scans for the simultaneous assessment of central retina as a part of screening for macular pathology. …”
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  15. 515

    Sandpiper Optimization Algorithm With Region Growing Based Robust Retinal Blood Vessel Segmentation Approach by Ibrahim AlMohimeed, Mohamed Yacin Sikkandar, A. Mohanarathinam, Velmurugan Subbiah Parvathy, Mohamad Khairi Ishak, Faten Khalid Karim, Samih M. Mostafa

    Published 2024-01-01
    “…A wide-ranging experimental analysis is executed and the outcomes are examined on three benchmark databases such as Digital Retinal Images for Vessel Extraction (DRIVE), Structured Analysis of the Retina (STARE), and CHASE&#x005F;DB1 (CHASE). The comparative study stated the supremacy of the SPORG-RBVS method over existing techniques with maximum accuracy of 98.68&#x0025;, 98.14&#x0025;&#x0025;, and 98.34&#x0025; under DRIVE, STARE, and CHASE datasets, respectively.…”
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  16. 516

    Analysis of Retinal Perfusion in Children, Adolescents, and Young Adults with Type 1 Diabetes Using Optical Coherence Tomography Angiography by Chiara Mameli, Alessandro Invernizzi, Alice Bolchini, Giorgio Bedogni, Elisa Giani, Maddalena Macedoni, Gianvincenzo Zuccotti, Chiara Preziosa, Marco Pellegrini

    Published 2019-01-01
    “…Quantitative analysis of the OCTA images evaluated the vessel density at the superficial (SCP) and deep (DCP) capillary plexus of the retina. Structural vascular alterations were evaluated qualitatively. …”
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    Article
  17. 517

    Ocular changes after simultaneous kidney-pancreas transplant by I.V. Vorobyeva, Е.V. Bulava, L.K. Moshetova, A.V. Pinchuk

    Published 2022-05-01
    “…Meanwhile, some studi es failed to reveal any differences in the morphological functional status of the retina in the pre- and postoperative periods.&nbsp;An increase in&nbsp;cataract rate among simultaneous kidney-pancreas transplant recipients receiving immunosuppressant therapy remains a challenge.…”
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    Article
  18. 518

    ADAMTS13 Improves Endothelial Function and Reduces Inflammation in Diabetic Retinopathy by Ahmed M. Abu El-Asrar, Mohd I. Nawaz, Ajmal Ahmad, Mairaj Siddiquei, Eef Allegaert, Lowie Adyns, Lotte Vanbrabant, Priscilla W. Gikandi, Gert De Hertogh, Sofie Struyf, Ghislain Opdenakker

    Published 2025-01-01
    “…ADAMTS13 is downregulated in diabetic rat retinas. The intravitreal administration of ADAMTS13 attenuates diabetes-induced BRB breakdown, the downregulation of VE-cadherin and β-catenin, and the upregulation of VWF, CD41, phospho-ERK1/2, HMGB1, VCAM-1, and ICAM-1. …”
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  19. 519

    Two-Dimensional Transition Metal Dichalcogenide: Synthesis, Characterization, and Application in Candlelight OLED by Dipanshu Sharma, Sanna Gull, Anbalagan Ramakrishnan, Sushanta Lenka, Anil Kumar, Krishan Kumar, Pin-Kuan Lin, Ching-Wu Wang, Sinn-Wen Chen, Saulius Grigalevicius, Jwo-Huei Jou

    Published 2024-12-01
    “…Low-color-temperature candlelight organic light-emitting diodes (OLEDs) offer a healthier lighting alternative by minimizing blue light exposure, which is known to disrupt circadian rhythms, suppress melatonin, and potentially harm the retina with prolonged use. In this study, we explore the integration of transition metal dichalcogenides (TMDs), specifically molybdenum disulfide (MoS<sub>2</sub>) and tungsten disulfide (WS<sub>2</sub>), into the hole injection layers (HILs) of OLEDs to enhance their performance. …”
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    Article
  20. 520

    Selective micropulse individual retinal therapy in the navigation- guided treatment for central serous chorioretinopathy with parameter selection by preliminary testing by P.L. Volodin, E.V. Ivanova

    Published 2023-08-01
    “…According to the computer simulation, this mode implies selective destruction of the retinal pigment epithelium with minimal damage to the neurosensory retina and choroid. Parameters were customized for each patient by preliminary testing and evaluation of the results by short-wavelength fundus autofluorescence (488 nm). …”
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    Article