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Single cell autofluorescence imaging reveals immediate metabolic shifts of neutrophils with activation across biological systems
Published 2025-08-01“…New tools are needed to measure rapid changes in neutrophil metabolism on a single cell level.MethodsTo address this, we use optical metabolic imaging (OMI), which entails optical redox ratio and fluorescence lifetime imaging microscopy of intrinsic metabolic coenzymes NAD(P)H and FAD to assess the metabolic state of single neutrophils. …”
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1762
Hybrid Chaotic Confusion and Diffusion for Physical Layer Security in OFDM-PON
Published 2017-01-01“…Physical layer security is of key interest for secure passive optical networks (PONs). We propose a hybrid chaotic confusion and diffusion (HCCD)-based encryption method for physical layer security enhancement in optical orthogonal frequency division multiplexed PONs (OFDM-PONs). …”
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1763
Intravitreal Faricimab for Previously Treated Neovascular Age-Related Macular Degeneration
Published 2024-12-01“…The benefit of faricimab on CST reduction may be diminished in eyes previously treated with multiple different types of anti-VEGF therapy.Keywords: anti-VEGF therapy, intravitreal therapy, real-world experience, central subfield thickness, optical coherence tomography…”
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1764
Ionic buffer layer design for stabilizing Zn electrodes in aqueous Zn-based batteries
Published 2024-11-01Get full text
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1765
Silicon Mode (de)Multiplexer Based on Cascaded Particle-Swarm-Optimized Counter-Tapered Couplers
Published 2021-01-01Get full text
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1766
Postoperative corneal remodeling after corneal allograft intrastromal ring segment (CAIRS) implantation for keratoconus: An OCT study
Published 2025-03-01“…Methods: This observational study included keratoconus patients who underwent CAIRS implantation into a stromal tunnel. …”
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Ultra-Wide-Field OCT Measurements in Patients with Age-Related Macular Degeneration in Relation to Their Visual Function
Published 2024-12-01“…Additionally, we sought to determine the relationship between the RT and CT of patients with AMD, measured in different sectors, and their visual acuity. Methods: The study included 104 eyes from 74 participants with dry AMD, 119 eyes from 86 participants with wet AMD, and 85 eyes from 53 healthy controls. …”
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Retinal Vascular Fingerprints as Novel Biomarkers for Primary Angle Closure Disease Progression
Published 2025-11-01“…Results: No significant differences in retinal vascular parameters were found between PACS and PAC groups. …”
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1769
Microaneurysm Counting as a Biomarker for the Hyperperfusion Stage of Nonproliferative Diabetic Retinopathy
Published 2025-07-01“…Abstract Introduction This study aimed to investigate the utility of microaneurysm (MA) counting as a tool for characterizing the hyperperfusion stage of nonproliferative diabetic retinopathy (NPDR) and to examine the hypothesis that MAs can serve as a surrogate biomarker for the presence of intraretinal microvascular abnormalities (IRMAs). Methods Forty-nine (n = 49) eyes with type 2 diabetes mellitus with NPDR were included in this analysis: 12 with Early Treatment Diabetic Retinopathy Study (ETDRS) levels 43 and 37 with levels 47–53. …”
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Supercell-enhanced multimodal plasmonic sensor for high-fidelity antigen detection via refractive index modulation
Published 2025-07-01“…The sensor exhibits three resonance modes within the 1000–3000 nm wavelength range, analyzed using the finite-difference time-domain (FDTD) method. Through meticulous optimization of the sensor’s geometrical structure, we achieve a high figure of merit (FOM) and sensitivity. …”
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The clinical characteristics, treatment and prognosis differences between occipital brain tumors with venous flow obstruction and occipital brain tumors without venous flow obstruc...
Published 2025-05-01“…Abstract Objective To examine the clinical characteristics and prognosis of occipital tumors that mimic Pseudotumor cerebri (PTC) at presentation due to venous flow obstruction compared to occipital tumors that do not cause venous flow obstruction. Methods The medical records of all patients who presented with increased intracranial pressure symptoms and occipital tumors were retrospectively reviewed. …”
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1773
Adaptive decentralized AI scheme for signal recognition of distributed sensor systems
Published 2024-12-01“…By fine-tuning pre-trained model with the unlabeled data in each domain, the ADAI scheme can train a series of adaptive AI models for all target domains, significantly reducing the false alarm rate (FAR) and missing alarm rate (MAR) induced by domain differences. The field tests about intrusion signal recognition with distributed optical fiber sensors system demonstrate the efficacy of the ADAI scheme, showcasing a FAR of merely 4.3% and 0%, along with a MAR of only 1.4% and 2.7% within two specific target domains. …”
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Retinal Nerve Fiber Layer and Macular Ganglion Cell Layer Thickness in Subjects Suffering from Diabetes Mellitus: An Observational Study
Published 2024-07-01“…Purpose: The purpose of this study was to investigate the relationship of retinal nerve fiber layer (RNFL) and ganglion cell–inner plexiform layer (GCIPL) thickness in between normal healthy eyes and those affected by diabetes mellitus (DM) and also associate it with the extent of the disease. Materials and Methods: This hospital-based observational case-control study was conducted at a major tertiary health care center to investigate the relationship of RNFL and GCIPL thickness using spectral-domain optical coherence tomography (SD-OCT). …”
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Estimation of Daylily Leaf Area Index by Synergy Multispectral and Radar Remote-Sensing Data Based on Machine-Learning Algorithm
Published 2025-02-01“…This study expanded methods for estimating daylily LAI by combining optical and radar data, providing technical support for daylily management.…”
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Evaluation of the Effect of Acute Elevated Intraocular Pressure on Retinal and Choroidal Microvasculature in Diabetic Rats
Published 2025-02-01“…Retinal and choroidal blood flow was measured using Swept-Source Optical Coherence Tomography Angiography (SS-OCT/OCTA).Results: At baseline IOP levels, there were no statistically significant differences in perfusion area (PA) between the two groups in all regions of the retina and choroid. …”
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Evaluation of corneal epithelial mapping in type-2 diabetes mellitus
Published 2025-04-01“…Patients and methods A prospective, comparative study that included, total 96 eyes: 48 eyes of 24 DM-2 patients, and 48 eyes of 24 healthy participants. …”
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Natural history of non-neovascular pigment epithelial detachments (PEDs): Comparison between serous and drusenoid PEDs
Published 2025-04-01“…Purpose: To describe the long-term natural history of non-neovascular pigment epithelial detachments (nnPEDs), by comparing the multimodal imaging features of either serous or drusenoid PEDs (SPED and DPED) in patients with age-related macular degeneration. Methods: Eyes with nnPEDs > 700 μm in width and a height > 150 μm on spectral domain optical coherence tomography (SD-OCT), with at least 12 months follow-up, were included. …”
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Morphometric Parameters of the Corneal Flap after FemtoLASIK Using Various Femtosecond Laser
Published 2018-07-01Get full text
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