Synovial sarcoma: when epigenetic changes dictate tumour development

Synovial sarcoma is a highly aggressive soft tissue malignancy that often affects adolescents and young adults. It is associated with a unique chromosomal translocation that results in the formation and expression of the fusion gene SS18-SSX, which underlies its pathogenesis. Although SS18-SSX pro...

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Main Authors: Nicolo Riggi, Luisa Cironi, Ivan Stamenkovic
Format: Article
Language:English
Published: SMW supporting association (Trägerverein Swiss Medical Weekly SMW) 2018-12-01
Series:Swiss Medical Weekly
Subjects:
Online Access:https://www.smw.ch/index.php/smw/article/view/2544
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author Nicolo Riggi
Luisa Cironi
Ivan Stamenkovic
author_facet Nicolo Riggi
Luisa Cironi
Ivan Stamenkovic
author_sort Nicolo Riggi
collection DOAJ
description Synovial sarcoma is a highly aggressive soft tissue malignancy that often affects adolescents and young adults. It is associated with a unique chromosomal translocation that results in the formation and expression of the fusion gene SS18-SSX, which underlies its pathogenesis. Although SS18-SSX provides a potentially unique therapeutic target, all attempts to neutralise it have been unsuccessful thus far. When complete surgical removal of the tumour fails, therapy is limited to largely ineffective cytotoxic drug regimens. Nevertheless, recent discoveries about the mechanisms of SS18-SSX protein function have provided insight into potential alternative therapeutic strategies. SS18-SSX displays oncogenic activity through protein-protein interactions and participation in chromatin remodelling complexes. This review summarises our current understanding of the function of SS18-SSX and the mechanisms by which it alters the epigenetic landscape of permissive cells to induce transformation and the subsequent development of synovial sarcoma.
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spelling doaj.art-3fcfed830590426b8468c1576b6428932022-12-22T04:42:27ZengSMW supporting association (Trägerverein Swiss Medical Weekly SMW)Swiss Medical Weekly1424-39972018-12-01148474810.4414/smw.2018.14667Synovial sarcoma: when epigenetic changes dictate tumour developmentNicolo RiggiLuisa CironiIvan Stamenkovic Synovial sarcoma is a highly aggressive soft tissue malignancy that often affects adolescents and young adults. It is associated with a unique chromosomal translocation that results in the formation and expression of the fusion gene SS18-SSX, which underlies its pathogenesis. Although SS18-SSX provides a potentially unique therapeutic target, all attempts to neutralise it have been unsuccessful thus far. When complete surgical removal of the tumour fails, therapy is limited to largely ineffective cytotoxic drug regimens. Nevertheless, recent discoveries about the mechanisms of SS18-SSX protein function have provided insight into potential alternative therapeutic strategies. SS18-SSX displays oncogenic activity through protein-protein interactions and participation in chromatin remodelling complexes. This review summarises our current understanding of the function of SS18-SSX and the mechanisms by which it alters the epigenetic landscape of permissive cells to induce transformation and the subsequent development of synovial sarcoma. https://www.smw.ch/index.php/smw/article/view/2544ChromatinEpigeneticspathogenesisSS18-SSXsynovial sarcoma
spellingShingle Nicolo Riggi
Luisa Cironi
Ivan Stamenkovic
Synovial sarcoma: when epigenetic changes dictate tumour development
Swiss Medical Weekly
Chromatin
Epigenetics
pathogenesis
SS18-SSX
synovial sarcoma
title Synovial sarcoma: when epigenetic changes dictate tumour development
title_full Synovial sarcoma: when epigenetic changes dictate tumour development
title_fullStr Synovial sarcoma: when epigenetic changes dictate tumour development
title_full_unstemmed Synovial sarcoma: when epigenetic changes dictate tumour development
title_short Synovial sarcoma: when epigenetic changes dictate tumour development
title_sort synovial sarcoma when epigenetic changes dictate tumour development
topic Chromatin
Epigenetics
pathogenesis
SS18-SSX
synovial sarcoma
url https://www.smw.ch/index.php/smw/article/view/2544
work_keys_str_mv AT nicoloriggi synovialsarcomawhenepigeneticchangesdictatetumourdevelopment
AT luisacironi synovialsarcomawhenepigeneticchangesdictatetumourdevelopment
AT ivanstamenkovic synovialsarcomawhenepigeneticchangesdictatetumourdevelopment