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Research Article
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Erratum Notice
Important: There has been an erratum issued for this article. View Erratum Notice
Retraction Notice
The article Assisted Selection of Biomarkers by Linear Discriminant Analysis Effect Size (LEfSe) in Microbiome Data (10.3791/61715) has been retracted by the journal upon the authors' request due to a conflict regarding the data and methodology. View Retraction Notice
Source : Ali, M. Y et al., Isolement de cellules tumorales primaires du côlon humain à partir de tissus chirurgicaux et leur culture directement sur des substrats élastiques souples pour la cytométrie de traction. J. Vis. Exp. (2015)
Cette vidéo décrit la technique d’étude du cytosquelette et des adhérences focales dans les cellules cancéreuses primaires du côlon humain afin de comprendre ses variations en fonction de la rigidité du substrat. Cette culture de cellules cancéreuses sur des substrats mous et durs permet diverses mesures biophysiques en aval pour le pronostic du cancer.
1. Tests de microscopie par immunofluorescence

| Réactifs | |||
| Pbs | Lonza | 17-516F | |
| paraformaldéhyde | Sciences de la microscopie électronique | RT15710 | |
| Amplificateur de signal | Technologies du vivant | I36933 | |
| Anticorps monoclonal anti-vinculine | Sigma-Aldrich | Réf. V9131 | |
| Alexa Fluor 488 chèvre anti-souris IgG | Technologies du vivant | A11001 | |
| Conjugués de la phalloïdine TRITC | Sigma-Aldrich | P1951 | |
| matériaux | |||
| Couvercles en verre de 12 mm2 | Corning | Référence 2865-12 |