Results 1 to 10 of about 448,761 (406)

Quantitative photoluminescence of broad band absorbing melanins: A procedure to correct for inner filter and re-absorption effects [PDF]

open access: yes, 2004
We report methods for correcting the photoluminescence emission and excitation spectra of highly absorbing samples for re-absorption and inner filter effects. We derive the general form of the correction, and investigate various methods for determining the parameters. Additionally, the correction methods are tested with highly absorbing fluorescein and
Forest   +19 more
arxiv   +3 more sources

Reduced Intravenous Fluorescein Dose for Upper and Lower Gastrointestinal Tract Probe-Based Confocal Laser Endomicroscopy [PDF]

open access: yesClinical Endoscopy, 2021
Background/Aims Probe-based confocal laser endomicroscopy (pCLE) requires the administration of intravenous (IV) fluorescein. This study aimed to determine the optimal dose of IV fluorescein for both upper and lower gastrointestinal (GI) tract pCLE ...
Kazuya Inoki   +17 more
doaj   +1 more source

Rationale and Clinical Implications of Fluorescein-Guided Supramarginal Resection in Newly Diagnosed High-Grade Glioma

open access: yesFrontiers in Oncology, 2021
Current standard of care for glioblastoma is surgical resection followed by temozolomide chemotherapy and radiation. Recent studies have demonstrated that >95% extent of resection is associated with better outcomes, including prolonged progression ...
Linda M. Wang   +3 more
doaj   +1 more source

Pathologic evidence of retinoblastoma seeds supported by field emission scanning electron microscopy and Raman spectroscopy

open access: yesIndian Journal of Ophthalmology, 2021
Purpose: The aim of this study was to examine the pathology of retinoblastoma (RB) seeds with supportive evidence by field emission scanning electron microscopy and Raman spectroscopy.
Dipankar Das   +9 more
doaj   +1 more source

Diagnostic and surgical management of primary central nervous system angioleiomyoma: A case report and literature review

open access: yesFrontiers in Oncology, 2022
Angioleiomyoma (ALM) is a benign smooth muscle neoplasm that mainly occurs in lower extremities subcutaneous tissue and generally affects middle-aged adults.
Emanuele Rubiu   +22 more
doaj   +1 more source

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

open access: yesFrontiers in Oncology, 2020
BackgroundConfocal laser endomicroscopy (CLE) allowing intraoperative near real-time high-resolution cellular visualization is a promising method in neurosurgery.
Francesco Acerbi   +11 more
doaj   +1 more source

Preparation and characterization of fluorescent polysulfate based on fluorescein

open access: yesHecheng xiangjiao gongye, 2023
Fluorescent polysulfate (PSE-FL) was prepared by condensation polymerization of bisphenol A (BA), propane-2,2-diyl bis(4,1-phenylene) bis(sulfurofluoridate) and fluorescein in high temperature solution, and its structure and fluorescence characteristics ...
LI Fu-chong1, LIU Wei2, CAO Wei2, LI Xu3, GUO Jun-hong1, CUI Jin-feng1, YANG Bao-ping1
doaj   +1 more source

Biomimetic lipid–fluorescein probe for cellular bioimaging

open access: yesFrontiers in Chemistry, 2023
Fluorescence probe is one of the most powerful tools for cellular imaging. Here, three phospholipid-mimicking fluorescent probes (FP1–FP3) comprising fluorescein and two lipophilic groups of saturated and/or unsaturated C18 fatty acids were synthesized ...
Hyungkyu Moon   +5 more
doaj   +1 more source

Analysis of Goldman Applanation Tonometry with and without fluorescein among glaucomatous and nonglaucomatous patients attending Mzuzu Central Hospital in Malawi: A cross‐sectional study

open access: yesHealth Science Reports, 2023
Background and Aim Goldman Applanation Tonometry (GAT), the gold standard of tonometry, is used without fluorescein in low‐resource settings. Nevertheless, corneal biomechanics differ among population groups. Purpose The aim of the study is to assess the
Tryness Munyapa   +3 more
doaj   +1 more source

Tunable Fluorescein-Encapsulated Zeolitic Imidazolate Framework-8 Nanoparticles for Solid-State Lighting [PDF]

open access: yes, 2021
A series of fluorescein-encapsulated zeolitic imidazolate framework-8 (fluorescein@ZIF-8) luminescent nanoparticles with a scalable guest loading has been fabricated and characterized. The successful encapsulation of the organic dye (fluorescein) is supported by both experimental evidence and theoretical simulations.
arxiv   +1 more source

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