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CD133 initiates tumors, induces epithelial-mesenchymal transition and increases metastasis in pancreatic cancer
Journal article   Open access

CD133 initiates tumors, induces epithelial-mesenchymal transition and increases metastasis in pancreatic cancer

Alice Nomura, Sulagna Banerjee, Rohit Chugh, Vikas Dudeja, Masato Yamamoto, Selwyn M Vickers and Ashok K Saluja
Oncotarget, Vol.6(10), pp.8313-8322
04/10/2015
DOI: 10.18632/oncotarget.3228
PMID: 25829252
url
https://doi.org/10.18632/oncotarget.3228View
Published (Version of record) Open Access

Abstract

CD133 has been implicated as a cancer stem cell (CSC) surface marker in several malignancies including pancreatic cancer. However, the functional role of this surface glycoprotein in the cancer stem cell remains elusive. In this study, we determined that CD133 overexpression induced "stemness" properties in MIA-PaCa2 cells along with increased tumorigenicity, tumor progression, and metastasis in vivo. Additionally, CD133 expression induced epithelial-mesenchymal transition (EMT) and increased in vitro invasion. EMT induction and increased invasiveness were mediated by NF-κB activation, as inhibition of NF-κB mitigated these effects. This study showed that CD133 expression contributes to pancreatic cancer "stemness," tumorigenicity, EMT induction, invasion, and metastasis.
AC133 Antigen Animals Antigens, CD - biosynthesis Cell Line, Tumor Epithelial-Mesenchymal Transition - physiology Female Glycoproteins - biosynthesis Heterografts Humans Mice Mice, Nude Neoplasm Metastasis Neoplastic Stem Cells - metabolism Neoplastic Stem Cells - pathology NF-kappa B - metabolism Pancreatic Neoplasms - genetics Pancreatic Neoplasms - metabolism Pancreatic Neoplasms - pathology Peptides Signal Transduction

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