Cross Species Genomic Analysis Identifies a Mouse Model as Undifferentiated Pleomorphic Sarcoma/Malignant Fibrous Histiocytoma

Jeffrey K. Mito, Richard F. Riedel, Leslie Dodd, Guy Lahat, Alexander J. Lazar, Rebecca D. Dodd, Lars Stangenberg, William C. Eward, Francis J. Hornicek, Sam S. Yoon, Brian E. Brigman, Tyler Jacks, Dina Lev, Sayan Mukherjee, David G. Kirsch

Research output: Contribution to journalArticlepeer-review

60 Scopus citations

Abstract

Undifferentiated pleomorphic sarcoma/Malignant Fibrous Histiocytoma (MFH) is one of the most common subtypes of human soft tissue sarcoma. Using cross species genomic analysis, we define a geneset from the LSL-KrasG12D; Trp53Flox/Flox mouse model of soft tissue sarcoma that is highly enriched in human MFH. With this mouse geneset as a filter, we identify expression of the RAS target FOXM1 in human MFH. Expression of Foxm1 is elevated in mouse sarcomas that metastasize to the lung and tissue microarray analysis of human MFH correlates overexpression of FOXM1 with metastasis. These results suggest that genomic alterations present in human MFH are conserved in the LSL-KrasG12D; p53Flox/Flox mouse model of soft tissue sarcoma and demonstrate the utility of this pre-clinical model.

Original languageEnglish (US)
Article numbere0008075
JournalPloS one
Volume4
Issue number11
DOIs
StatePublished - 2009

ASJC Scopus subject areas

  • General Biochemistry, Genetics and Molecular Biology
  • General Agricultural and Biological Sciences
  • General

MD Anderson CCSG core facilities

  • Tissue Biospecimen and Pathology Resource

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