Results 41 to 50 of about 4,185,007 (300)

Label-Free Optical Resonator-Based Biosensors

open access: yesSensors, 2020
The demand for biosensor technology has grown drastically over the last few decades, mainly in disease diagnosis, drug development, and environmental health and safety.
Donggee Rho   +2 more
doaj   +1 more source

Label-free volumetric histopathology - big intestine

open access: yes, 2020
Label-free volumetric histopathology of thick-tissue slides - big ...
yongkeun park (8695308)
core   +1 more source

Comparison of a Label-Free Quantitative Proteomic Method Based on Peptide Ion Current Area to the Isotope Coded Affinity Tag Method

open access: yesCancer Informatics, 2008
Recently, several research groups have published methods for the determination of proteomic expression profiling by mass spectrometry without the use of exogenously added stable isotopes or stable isotope dilution theory.
Young Ah Goo   +5 more
doaj   +2 more sources

High-throughput, nonperturbing quantification of lipid droplets with digital holographic microscopy

open access: yesJournal of Lipid Research, 2018
In vitro differentiating adipocytes are sensitive to liquid manipulations and have the tendency to float. Assessing adipocyte differentiation using current microscopy techniques involves cell staining and washing, while using flow cytometry involves cell
Vasco Campos   +4 more
doaj   +1 more source

Comparison of label‐free and label‐based approaches for surface‐enhanced Raman microscopic imaging of bacteria cells

open access: yesAnalytical Science Advances, 2020
Surface‐enhanced Raman spectroscopic (SERS) approaches are emerging for bacteria analysis whereby bacteria cells can be measured based on their biochemical composition (label‐free) or with the aid of a chemical label to enhance the SERS signal. Combining
Michael E. Hickey, Siyue Gao, Lili He
doaj   +1 more source

A label-free impedimetric DNA sensing chip integrated with AC electroosmotic stirring

open access: yes, 2014
AC electroosmosis (ACEO) flow and label-free electrochemical impedance spectroscopy are employed to increase the hybridization rate and specifically detect target DNA (tDNA) concentrations. A low-ionic-strength solution, 6.1 μS/cm 1 mM Tris (pH 9.3), was
Ching-Chou Wu, Dong-Jie Yang
core   +1 more source

Beyond fluorescence: A critical look at AI-powered brightfield analysis for T-cell killing assays

open access: yesSLAS Discovery
This comment evaluates dela Cruz-Chuh et al.’s AI-based label-free workflow for analyzing T-cell mediated tumor killing via brightfield imaging.
Xiaoman Liu, Zihan Gao, Jiachun Xu
doaj   +1 more source

Label-Free Optical Single-Molecule Micro- and Nanosensors

open access: yes, 2018
Label-free optical sensor systems have emerged that exhibit extraordinary sensitivity for detecting physical, chemical, and biological entities at the micro/nanoscale. Particularly exciting is the detection and analysis of molecules, on miniature optical
J Xavier (12827146)   +4 more
core   +6 more sources

6. Label-free selective plane illumination microscopy of tissue samples

open access: yesJournal of the Saudi Heart Association, 2017
Basic Science Research. Presentation type: Poster Presentation. Introduction: There is an increasing demand for non-invasive, label-free, three-dimensional imaging techniques for characterisation of optically turbid samples such as tissue engineered ...
Muteb Alharbi   +3 more
doaj   +1 more source

Ovarian Sex Cord Stromal Tumors in Children and Adolescents—The European Standard Clinical Practice Recommendations

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT As part of the European Cooperative Study Group for Paediatric Rare Tumours initiative, we developed standard clinical practice guidelines for ovarian sex cord stromal tumors, based on comprehensive national and international cohort analyses, literature review, and a final expert consensus conference.
Dominik T. Schneider   +15 more
wiley   +1 more source

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