Results 21 to 30 of about 3,499,843 (203)

Label-free photoacoustic nanoscopy [PDF]

open access: yesJournal of Biomedical Optics, 2014
Super-resolution microscopy techniques - capable of overcoming the diffraction limit of light - have opened new opportunities to explore subcellular structures and dynamics not resolvable in conventional far-field microscopy. However, relying on staining with exogenous fluorescent markers, these techniques can sometimes introduce undesired artifacts to
Danielli, Amos   +8 more
openaire   +4 more sources

Multimodal label-free microscopy [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2014
This paper reviews the different multimodal applications based on a large extent of label-free imaging modalities, ranging from linear to nonlinear optics, while also including spectroscopic measurements.
Nicolas Pavillon   +2 more
doaj   +1 more source

Wearable Label‐Free Optical Biodetectors: Progress and Perspectives

open access: yesAdvanced Photonics Research, 2021
Biomarkers are the primary indicators of human health. Measurements traditionally rely on targeted binding and assays, which, in turn, rely on specific “labels” that define the biomarker or molecule of interest.
Shanmuga Sundar Dhanabalan   +5 more
doaj   +1 more source

Label-Free Concept Bottleneck Models

open access: yesCoRR, 2023
Concept bottleneck models (CBM) are a popular way of creating more interpretable neural networks by having hidden layer neurons correspond to human-understandable concepts. However, existing CBMs and their variants have two crucial limitations: first, they need to collect labeled data for each of the predefined concepts, which is time consuming and ...
Tuomas P. Oikarinen   +3 more
openaire   +4 more sources

ayiork/Label-Free-XAI: Reproducibility Study: Label-Free Explainability for Unsupervised Models

open access: yes, 2023
This repository contains the reproducibility study of Label-Free XAI, a new framework to adapt explanation methods to unsupervised models. For more details, please read our ICML 2022 paper: 'Label-Free Explainability for Unsupervised Models'
Mara Pislar   +4 more
core   +1 more source

Electrochemical Impedance Spectroscopy (EIS) Based Label-Free Immunosensors [PDF]

open access: yes, 2022
Electrochemical Impedance Spectroscopy (EIS) is a surface sensitive technique which examines the impedance of an electrochemical cell over a range of frequencies.
Caoimhe, Robinson   +2 more
core   +1 more source

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

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

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

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