Results 21 to 30 of about 4,187,542 (302)

The use of wavelength modulated Raman spectroscopy in label-free identification of T lymphocyte subsets, natural killer cells and dendritic cells [PDF]

open access: yes, 2015
This work was funded by a Cancer Research United Kingdom, Engineering and Physical Sciences Research Council (grant EP/J01771X/1), Medical Research Council and Department of Health England Imaging Programme (MC, MM KD), and by A European Union FAMOS ...
Barbosa, Joao   +27 more
core   +2 more sources

On-Chip Integrated Label-Free Optical Biosensing [PDF]

open access: yes, 2013
This thesis investigates the design and implementation of a label-free optical biosensing system utilizing a robust on-chip integrated platform. The goal has been to transition optical micro-resonator based label-free biosensing from a laborious and ...
Sendowski, Jacob Benjamin
core   +1 more source

Label-free incoherent super-resolution optical microscopy

open access: yes, 2023
The photo-kinetics of fluorescent molecules has enabled the circumvention of far-field optical diffraction-limit. Despite its enormous potential, the necessity to label the sample may adversely influence the delicate biology under investigation.
Nikhil Jayakumar (14380437)   +8 more
core   +1 more source

Label-free receptor assays [PDF]

open access: yesDrug Discovery Today: Technologies, 2010
Label-free biosensors offer integrated, kinetic and multi-parametric measures of receptor biology and ligand pharmacology in whole cells. Being highly sensitive and pathway-unbiased, label-free receptor assays can be used to probe the systems cell biology including pleiotropic signaling of receptors, and to characterize the functional selectivity and ...
openaire   +3 more sources

Polyethylene imine-based receptor immobilization for label free bioassays [PDF]

open access: yes, 2013
Polyethylene imine (PEI) based immobilization of antibodies is described and the concept is proved on the label free assay of C-Reactive Protein (CRP).
Orgovan, Norbert   +7 more
core   +1 more source

Metamaterial-based label-free optical biosensing

open access: yesCailiao gongcheng, 2021
Metamaterials have drawn extensive attention for their fine regulation of electromagnetic waves at subwavelength scales. They have abundant electromagnetic modes, and support highly confined and enhanced electromagnetic fields on the surface which are ...
TAO Cheng-dong   +5 more
doaj   +1 more source

Label-Free MicroRNA Optical Biosensors

open access: yesNanomaterials, 2019
MicroRNAs (miRNAs) play crucial roles in regulating gene expression. Many studies show that miRNAs have been linked to almost all kinds of disease. In addition, miRNAs are well preserved in a variety of specimens, thereby making them ideal biomarkers for
Meimei Lai, Gymama Slaughter
doaj   +1 more source

label-free volumetric histopathology - Pancreas

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

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

3D structured biochip for label free determinations at the point-of-need

open access: yesMicro and Nano Engineering, 2022
A novel optical label-free biosensing approach is introduced aiming to remove the current limitations of optical biosensors in their application of on-site food analysis.
G. Zisis   +5 more
doaj   +1 more source

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