Results 1 to 10 of about 934,508 (202)

Evaluation of the effect of hemodynamic factors on retinal microcirculation by using 3D confocal image-based computational fluid dynamics

Frontiers in Bioengineering and Biotechnology
PurposeTo investigate local hemodynamic changes resulting from elevated intraocular pressure (IOP) in different vasculature networks using a computational fluid dynamics model based on 3D reconstructed confocal microscopic images.MethodsThree-dimensional
Chi Wei Ong, Bingyao Tan, Bingyao Tan, Shaista Hussain, Thanadet Chuangsuwanich, Fabian Albert Braeu, Fangsen Cui, Fangsen Cui   +7 more
doaj   +1 more source

Efficacy of Chelating Agents on Calcium Hydroxide Removal from the Root Canals and their Influence on the Penetration of a Bioceramic Sealer: An In-vitro Evaluation [PDF]

Journal of Clinical and Diagnostic Research
Introduction: Eliminating Calcium Hydroxide {Ca(OH)2 } remnants from root canal walls presents a significant challenge. Nevertheless, its complete removal enhances the deeper penetration of a sealer, which improves the three-dimensional (3D ...
Devika Chinnam, Ravi Chandra Ravi, Jyothi Mandava, Ravikumar Konagala, Sruthi Kapu, Ch Varaha Venkata Narasimha Raju   +5 more
doaj   +1 more source

Ex Vivo Fluorescein-Assisted Confocal Laser Endomicroscopy (CONVIVO® System) in Patients With Glioblastoma: Results From a Prospective Study

Frontiers in Oncology, 2020
BackgroundConfocal laser endomicroscopy (CLE) allowing intraoperative near real-time high-resolution cellular visualization is a promising method in neurosurgery.
Francesco Acerbi, Bianca Pollo, Camilla De Laurentis, Francesco Restelli, Jacopo Falco, Ignazio G. Vetrano, Morgan Broggi, Marco Schiariti, Irene Tramacere, Paolo Ferroli, Francesco DiMeco, Francesco DiMeco   +11 more
doaj   +1 more source

Progress in Confocal Laser Endomicroscopy for Neurosurgery and Technical Nuances for Brain Tumor Imaging With Fluorescein

Frontiers in Oncology, 2019
Background: Previous studies showed that confocal laser endomicroscopy (CLE) images of brain tumors acquired by a first-generation (Gen1) CLE system using fluorescein sodium (FNa) contrast yielded a diagnostic accuracy similar to frozen surgical sections
Evgenii Belykh, Evgenii Belykh, Eric J. Miller, Alessandro Carotenuto, Arpan A. Patel, Claudio Cavallo, Nikolay L. Martirosyan, Debbie R. Healey, Vadim A. Byvaltsev, Adrienne C. Scheck, Michael T. Lawton, Jennifer M. Eschbacher, Peter Nakaji, Mark C. Preul   +13 more
doaj   +1 more source

Metalens-Based Miniaturized Optical Systems

Micromachines, 2019
Metasurfaces have been studied and widely applied to optical systems. A metasurface-based flat lens (metalens) holds promise in wave-front engineering for multiple applications.
Bo Li, Wibool Piyawattanametha, Zhen Qiu
doaj   +1 more source

From 2D to 3D: Promising Advances in Imaging Lung Structure

Frontiers in Medicine, 2020
The delicate structure of murine lungs poses many challenges for acquiring high-quality images that truly represent the living lung. Here, we describe several optimized procedures for obtaining and imaging murine lung tissue.
Timothy Klouda, David Condon, Yuan Hao, Wen Tian, Wen Tian, Maria Lvova, Ananya Chakraborty, Mark R. Nicolls, Mark R. Nicolls, Xiaobo Zhou, Benjamin A. Raby, Benjamin A. Raby, Ke Yuan   +12 more
doaj   +1 more source

New Endoscopic Imaging Technology Based on MEMS Sensors and Actuators

Micromachines, 2017
Over the last decade, optical fiber-based forms of microscopy and endoscopy have extended the realm of applicability for many imaging modalities. Optical fiber-based imaging modalities permit the use of remote illumination sources and enable flexible ...
Zhen Qiu, Wibool Piyawattanamatha
doaj   +1 more source

Advanced Fluorescence Microscopy Techniques—FRAP, FLIP, FLAP, FRET and FLIM

Molecules, 2012
Fluorescence microscopy provides an efficient and unique approach to study fixed and living cells because of its versatility, specificity, and high sensitivity.
Gregor P. C. Drummen, Richard Ankerhold, Hellen C. Ishikawa-Ankerhold   +2 more
doaj   +1 more source

Confocal imaging in a fungal invasion of contact lenses

Indian Journal of Ophthalmology, 2020
Garvit Bhutani, Pravin K Vaddavalli
doaj   +1 more source

Antimicrobial Nisin Acts Against Saliva Derived Multi-Species Biofilms without Cytotoxicity to Human Oral Cells

Frontiers in Microbiology, 2015
Objectives: Nisin is a lantibiotic widely used for the preservation of food and beverages. Recently, investigators have reported that nisin may have clinical applications for treating bacterial infections.
Yvonne Lorraine Kapila, Jae Min Shin, Islam eAteia, Jefrey Rojas Paulus, Hongrui eLiu, J Christopher Fenno, Alexander H. Rickard, Alexander H. Rickard   +7 more
doaj   +1 more source