scholarly journals Identifying fates of cancer cells exposed to mitotic inhibitors by quantitative phase imaging

The Analyst ◽  
2020 ◽  
Vol 145 (1) ◽  
pp. 97-106 ◽  
Author(s):  
Dian Huang ◽  
Irena J. Roy ◽  
Graeme F. Murray ◽  
Jason Reed ◽  
Thomas A. Zangle ◽  
...  

A novel analysis method for cell fate responses to mitotic inhibitors using biophysical attributes obtained through quantitative phase imaging.

2020 ◽  
Vol 25 (02) ◽  
pp. 1 ◽  
Author(s):  
Van K. Lam ◽  
Thanh C. Nguyen ◽  
Vy Bui ◽  
Byung Min Chung ◽  
Lin-Ching Chang ◽  
...  

2020 ◽  
Vol 10 (1) ◽  
Author(s):  
Yanfen Li ◽  
Michael J. Fanous ◽  
Kristopher A. Kilian ◽  
Gabriel Popescu

An amendment to this paper has been published and can be accessed via a link at the top of the paper.


2019 ◽  
Vol 9 (1) ◽  
Author(s):  
Yanfen Li ◽  
Michael J. Fanous ◽  
Kristopher A. Kilian ◽  
Gabriel Popescu

Abstract Cancer progression involves complex signals within the tumor microenvironment that orchestrate proliferation and invasive processes. The mechanical properties of the extracellular matrix (ECM) within this microenvironment has been demonstrated to influence growth and the migratory phenotype that precedes invasion. Here we present the integration of a label-free quantitative phase imaging technique, spatial light interference microscopy (SLIM)—with protein-conjugated hydrogel substrates—to explore how the stiffness of the ECM influences melanoma cells of varying metastatic potential. Melanoma cells of high metastatic potential demonstrate increased growth and velocity characteristics relative to cells of low metastatic potential. Cell velocity in the highly metastatic population shows a relative stability at higher matrix stiffness suggesting adoption of migratory routines that are independent of mechanics to facilitate invasion. The use of SLIM and engineered substrates provides a new approach to characterize the invasive properties of live cells as a function of microenvironment parameters. This work provides fundamental insight into the relationship between growth, migration and metastatic potential, and provides a new tool for profiling cancer cells for clinical grading and development of patient-specific therapeutic regimens.


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