Results 41 to 50 of about 518,105 (292)

Erythrocyte enrichment in hematopoietic progenitor cell cultures based on magnetic susceptibility of the hemoglobin [PDF]

open access: yes, 2012
Using novel media formulations, it has been demonstrated that human placenta and umbilical cord blood-derived CD34+ cells can be expanded and differentiated into erythroid cells with high efficiency.
Irene Georgakoudi   +10 more
core   +7 more sources

Label-free quantification

open access: yes, 2023
Label-free quantification is an important mass spectrometry method that requires no specific sample labelingInstead, it utilized MS/MS generated signals of specific peptides for comparison to define protein expression modifications between samples. Two alternative label-free quantification strategies are frequently used.
openaire   +1 more source

Label-free biosensors for the detection and quantification of cardiovascular risk markers [PDF]

open access: yes, 2008
This paper presents a biosensor implementation for the detection of protein molecules using specific antibodies. Affinity sensors allow the detection and quantification of target molecules in complex mixtures by affinity-based interactions.
Başağa, Hüveyda   +4 more
core   +1 more source

Label free, quantitative single-cell fate tracking of time-lapse movies

open access: yesMethodsX, 2019
Historically, the ability to perform multi-day time-lapse imaging of adherent cells required expensive and specialized microscopy equipment. As byproduct of this cost, many labs would synchronize cells using inhibitors such as hydroxyurea and thymidine ...
C. Elizabeth Caldon, Andrew Burgess
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

Biopatterning for label-free detection [PDF]

open access: yesColloids and Surfaces B: Biointerfaces, 2010
We present a biopatterning technique suitable for applications which demand a high degree of surface cleanliness, such as immobilization of biological recognition elements onto label-free biosensors. In the case of label-free biosensing, the mechanism of signal transduction is based on surface bound matter, making them highly sensitive to surface ...
Julie M, Goddard   +4 more
openaire   +2 more sources

Role of edge inclination in optical microdisk resonator for label-free sensing [PDF]

open access: yes, 2014
In this paper we report on the measurement and modelling of enhanced optical refractometric sensors based on whispering-gallery-modes. The devices under test are optical microresonators made of silicon nitride on silicon oxide.
Gandolfi, Davide   +5 more
core   +3 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

Label-free isolation of prostate circulating tumor cells using Vortex microfluidic technology. [PDF]

open access: yes, 2017
There has been increased interest in utilizing non-invasive "liquid biopsies" to identify biomarkers for cancer prognosis and monitoring, and to isolate genetic material that can predict response to targeted therapies. Circulating tumor cells (CTCs) have
Che, James   +12 more
core   +1 more source

Label‐free Raman spectroscopy for the assessment of liver fibrosis

open access: yesMedComm – Future Medicine, 2023
The enormous incidence and dire consequences of liver fibrosis highlight the need for biologically plausible markers as readouts of pathology and drug efficacy.
Huiying Cao   +10 more
doaj   +1 more source

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