scholarly journals Single Cell Analysis: Label-Free Optofluidic Nanobiosensor Enables Real-Time Analysis of Single-Cell Cytokine Secretion (Small 26/2018)

Small ◽  
2018 ◽  
Vol 14 (26) ◽  
pp. 1870119 ◽  
Author(s):  
Xiaokang Li ◽  
Maria Soler ◽  
Crispin Szydzik ◽  
Khashayar Khoshmanesh ◽  
Julien Schmidt ◽  
...  
Small ◽  
2018 ◽  
Vol 14 (26) ◽  
pp. 1800698 ◽  
Author(s):  
Xiaokang Li ◽  
Maria Soler ◽  
Crispin Szydzik ◽  
Khashayar Khoshmanesh ◽  
Julien Schmidt ◽  
...  

2021 ◽  
Vol 32 (3-4) ◽  
pp. 166-177
Author(s):  
Lorraine Quillien ◽  
Sokunthea Top ◽  
Sandrine Kappler-Gratias ◽  
Agathe Redouté ◽  
Nelson Dusetti ◽  
...  

2018 ◽  
Vol 115 (52) ◽  
pp. 13204-13209 ◽  
Author(s):  
José Juan-Colás ◽  
Ian S. Hitchcock ◽  
Mark Coles ◽  
Steven Johnson ◽  
Thomas F. Krauss

Cell communication is primarily regulated by secreted proteins, whose inhomogeneous secretion often indicates physiological disorder. Parallel monitoring of innate protein-secretion kinetics from individual cells is thus crucial to unravel systemic malfunctions. Here, we report a label-free, high-throughput method for parallel, in vitro, and real-time analysis of specific single-cell signaling using hyperspectral photonic crystal resonant technology. Heterogeneity in physiological thrombopoietin expression from individual HepG2 liver cells in response to platelet desialylation was quantified demonstrating how mapping real-time protein secretion can provide a simple, yet powerful approach for studying complex physiological systems regulating protein production at single-cell resolution.


Author(s):  
Shih-Hui Chao ◽  
Tim J. Strovas ◽  
Ting-She M. Wang ◽  
Kendan A. Jones-Isaac ◽  
Susan L. Fink ◽  
...  

Real-time single cell analysis is necessary to understand dynamic cellular functions in time and space. Such analyses require the simultaneous measurement of multiple variables in real-time, due to heterogeneity in cellular populations. We report the application of using a micro-environmental chamber on an automatic laser scanning confocal microscope to observe murine macrophage cells in incubation conditions for more than 18 hours. The motorized stage of the microscope was programmed to scan through pre-defined monitoring locations to increase the observation throughput. The acquired images were post-processed to extract the information of each cell. In contrast to current single-cell technologies, such as fluorescence-activated cell sorter (FACS) based systems, the reported architecture records the history of the physiological responses of individual cells.


2005 ◽  
Vol 281 (9) ◽  
pp. 5837-5844 ◽  
Author(s):  
Manus W. Ward ◽  
Markus Rehm ◽  
Heiko Duessmann ◽  
Slavomir Kacmar ◽  
Caoimhin G. Concannon ◽  
...  

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