Article (Scientific journals)
Modelling liver cancer microenvironment using a novel 3D culture system.
Al Hrout, Ala'a; Cervantes-Gracia, Karla; CHAHWAN, Richard et al.
2022In Scientific Reports, 12 (1), p. 8003
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Keywords :
Carcinoma, Hepatocellular/pathology; Cell Line, Tumor; Coculture Techniques; Humans; Liver Neoplasms/pathology; Spheroids, Cellular/metabolism; Tumor Microenvironment
Abstract :
[en] The tumor microenvironment and its contribution to tumorigenesis has been a focal highlight in recent years. A two-way communication between the tumor and the surrounding microenvironment sustains and contributes to the growth and metastasis of tumors. Progression and metastasis of hepatocellular carcinoma (HCC) have been reported to be exceedingly influenced by diverse microenvironmental cues. In this study, we present a 3D-culture model of liver cancer to better mimic in vivo tumor settings. By creating novel 3D co-culture model that combines free-floating and scaffold-based 3D-culture techniques of liver cancer cells and fibroblasts, we aimed to establish a simple albeit reproducible ex vivo cancer microenvironment model that captures tumor-stroma interactions. The model presented herein exhibited unique gene expression and protein expression profiles when compared to 2D and 3D mono-cultures of liver cancer cells. Our results showed that in vivo like conditions cannot be mimicked by simply growing cancer cells as spheroids, but by co-culturing them with 3D fibroblast with which they were able to crosstalk. This was evident by the upregulation of several pathways involved in HCC, and the increase in secreted factors by co-cultured cancer cells, many of which are also involved in tumor-stroma interactions. Compared to the conventional 2D culture, the proposed model exhibits an increase in the expression of genes associated with development, progression, and poor prognosis of HCC. Our results correlated with an aggressive outcome that better mirrors in vivo HCC, and therefore, a more reliable platform for molecular understanding of HCC.
Disciplines :
Laboratory medicine & medical technology
Human health sciences: Multidisciplinary, general & others
Oncology
Biotechnology
Life sciences: Multidisciplinary, general & others
Author, co-author :
Al Hrout, Ala'a;  Institute of Experimental Immunology, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland. ; Biology Department, College of Science, UAE University, P.O. Box 15551, Al-Ain, United Arab Emirates.
Cervantes-Gracia, Karla;  Institute of Experimental Immunology, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland.
CHAHWAN, Richard  ;  University of Luxembourg > Faculty of Science, Technology and Medicine (FSTM) > Department of Health, Medicine and Life Sciences (DHML) ; Institute of Experimental Immunology, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland. chahwan@immunology.uzh.ch.
Amin, Amr;  Biology Department, College of Science, UAE University, P.O. Box 15551, Al-Ain, United Arab Emirates. a.amin@uaeu.ac.ae. ; The University of Chicago, Chicago, IL, 60637, USA. a.amin@uaeu.ac.ae.
External co-authors :
yes
Language :
English
Title :
Modelling liver cancer microenvironment using a novel 3D culture system.
Publication date :
14 May 2022
Journal title :
Scientific Reports
eISSN :
2045-2322
Publisher :
Nature Publishing Group, London, Gb
Volume :
12
Issue :
1
Pages :
8003
Peer reviewed :
Peer Reviewed verified by ORBi
Funding number :
BB/N017773/2/BB_/Biotechnology and Biological Sciences Research Council/United Kingdom; CRSK-3_190550/SNSF_/Swiss National Science Foundation/Switzerland
Commentary :
© 2022. The Author(s).
Available on ORBilu :
since 20 March 2026

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