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Cross species genomic analysis identifies a mouse model as undifferentiated pleomorphic sarcoma/malignant fibrous histiocytoma
Journal article   Open access   Peer reviewed

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, …
PloS one, Vol.4(11), pp.e8075-e8075
11/30/2009
DOI: 10.1371/journal.pone.0008075
PMCID: PMC2779485
PMID: 19956606
url
https://doi.org/10.1371/journal.pone.0008075View
Published (Version of record) Open Access

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-Kras(G12D); Trp53(Flox/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-Kras(G12D); p53(Flox/Flox) mouse model of soft tissue sarcoma and demonstrate the utility of this pre-clinical model.
Species Specificity Genomics Humans Soft Tissue Neoplasms - metabolism Gene Expression Profiling - methods Genotype Histiocytoma, Malignant Fibrous - genetics Sarcoma - metabolism Genes, p53 Neoplasm Metastasis Animals Histiocytoma, Malignant Fibrous - metabolism Microarray Analysis Mice Genome Disease Models, Animal

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