Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and Leiomyosarcomas

Uterine smooth muscle tumors of uncertain malignant potential (STUMPs) represent a heterogeneous group of tumors that cannot be histologically diagnosed as unequivocally benign or malignant. For this reason, many authors are working to obtain a better definition of diagnostic and prognostic criteria...

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Main Authors: Donatella Conconi, Serena Redaelli, Andrea Alberto Lissoni, Chiara Cilibrasi, Patrizia Perego, Eugenio Gautiero, Elena Sala, Mariachiara Paderno, Leda Dalprà, Fabio Landoni, Marialuisa Lavitrano, Gaia Roversi, Angela Bentivegna
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:International Journal of Molecular Sciences
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Online Access:https://www.mdpi.com/1422-0067/22/4/1580
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author Donatella Conconi
Serena Redaelli
Andrea Alberto Lissoni
Chiara Cilibrasi
Patrizia Perego
Eugenio Gautiero
Elena Sala
Mariachiara Paderno
Leda Dalprà
Fabio Landoni
Marialuisa Lavitrano
Gaia Roversi
Angela Bentivegna
author_facet Donatella Conconi
Serena Redaelli
Andrea Alberto Lissoni
Chiara Cilibrasi
Patrizia Perego
Eugenio Gautiero
Elena Sala
Mariachiara Paderno
Leda Dalprà
Fabio Landoni
Marialuisa Lavitrano
Gaia Roversi
Angela Bentivegna
author_sort Donatella Conconi
collection DOAJ
description Uterine smooth muscle tumors of uncertain malignant potential (STUMPs) represent a heterogeneous group of tumors that cannot be histologically diagnosed as unequivocally benign or malignant. For this reason, many authors are working to obtain a better definition of diagnostic and prognostic criteria. In this work, we analyzed the genomic and epigenomic profile of uterine smooth muscle tumors (USMTs) in order to find similarities and differences between STUMPs, leiomyosarcomas (LMSs) and leiomyomas (LMs), and possibly identify prognostic factors in this group of tumors. Array-CGH data on 23 USMTs demonstrated the presence of a more similar genomic profile between STUMPs and LMSs. Some genes, such as <i>PRKDC</i> and <i>PUM2</i>, with a potential prognostic value, were never previously associated with STUMP. The methylation data appears to be very promising, especially with regards to the divergent profile found in the sample that relapsed, characterized by an overall CGI hypomethylation. Finally, the Gene Ontology analysis highlighted some cancer genes that could play a pivotal role in the unexpected aggressive behavior that can be found in some of these tumors. These genes could prove to be prognostic markers in the future.
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spelling doaj.art-d02b3a2ded1d46d18e16580ff117f2412023-12-03T12:24:28ZengMDPI AGInternational Journal of Molecular Sciences1661-65961422-00672021-02-01224158010.3390/ijms22041580Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and LeiomyosarcomasDonatella Conconi0Serena Redaelli1Andrea Alberto Lissoni2Chiara Cilibrasi3Patrizia Perego4Eugenio Gautiero5Elena Sala6Mariachiara Paderno7Leda Dalprà8Fabio Landoni9Marialuisa Lavitrano10Gaia Roversi11Angela Bentivegna12School of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalyDepartment of Biochemistry and Biomedicine, School of Life Sciences, University of Sussex, Falmer, Brighton BN1 9RH, UKDivision of Pathology, San Gerardo Hospital, 20900 Monza, ItalyMedical Genetics Laboratory, San Gerardo Hospital, 20900 Monza, ItalyMedical Genetics Laboratory, San Gerardo Hospital, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalySchool of Medicine and Surgery, University of Milano-Bicocca, 20900 Monza, ItalyUterine smooth muscle tumors of uncertain malignant potential (STUMPs) represent a heterogeneous group of tumors that cannot be histologically diagnosed as unequivocally benign or malignant. For this reason, many authors are working to obtain a better definition of diagnostic and prognostic criteria. In this work, we analyzed the genomic and epigenomic profile of uterine smooth muscle tumors (USMTs) in order to find similarities and differences between STUMPs, leiomyosarcomas (LMSs) and leiomyomas (LMs), and possibly identify prognostic factors in this group of tumors. Array-CGH data on 23 USMTs demonstrated the presence of a more similar genomic profile between STUMPs and LMSs. Some genes, such as <i>PRKDC</i> and <i>PUM2</i>, with a potential prognostic value, were never previously associated with STUMP. The methylation data appears to be very promising, especially with regards to the divergent profile found in the sample that relapsed, characterized by an overall CGI hypomethylation. Finally, the Gene Ontology analysis highlighted some cancer genes that could play a pivotal role in the unexpected aggressive behavior that can be found in some of these tumors. These genes could prove to be prognostic markers in the future.https://www.mdpi.com/1422-0067/22/4/1580uterine STUMParray-CGHcopy number alterationsGenome Wide DNA Methylation
spellingShingle Donatella Conconi
Serena Redaelli
Andrea Alberto Lissoni
Chiara Cilibrasi
Patrizia Perego
Eugenio Gautiero
Elena Sala
Mariachiara Paderno
Leda Dalprà
Fabio Landoni
Marialuisa Lavitrano
Gaia Roversi
Angela Bentivegna
Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and Leiomyosarcomas
International Journal of Molecular Sciences
uterine STUMP
array-CGH
copy number alterations
Genome Wide DNA Methylation
title Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and Leiomyosarcomas
title_full Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and Leiomyosarcomas
title_fullStr Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and Leiomyosarcomas
title_full_unstemmed Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and Leiomyosarcomas
title_short Genomic and Epigenomic Profile of Uterine Smooth Muscle Tumors of Uncertain Malignant Potential (STUMPs) Revealed Similarities and Differences with Leiomyomas and Leiomyosarcomas
title_sort genomic and epigenomic profile of uterine smooth muscle tumors of uncertain malignant potential stumps revealed similarities and differences with leiomyomas and leiomyosarcomas
topic uterine STUMP
array-CGH
copy number alterations
Genome Wide DNA Methylation
url https://www.mdpi.com/1422-0067/22/4/1580
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