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Multiple Sclerosis Treatment and Melanoma Development

Therapy of multiple sclerosis (MS) with disease-modifying agents such as natalizumab or fingolimod has been associated with the development of cutaneous melanoma. Here we briefly revise literature data and report of a case of a 48-year old woman who developed a melanoma and several atypical naevi af...

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Bibliographic Details
Published in:International journal of molecular sciences 2020-04, Vol.21 (8), p.2950
Main Authors: Carbone, Maria Luigia, Lacal, Pedro Miguel, Messinese, Serena, De Giglio, Laura, Pozzilli, Carlo, Persechino, Severino, Mazzanti, Cinzia, Failla, Cristina Maria, Pagnanelli, Gianluca
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Language:English
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Summary:Therapy of multiple sclerosis (MS) with disease-modifying agents such as natalizumab or fingolimod has been associated with the development of cutaneous melanoma. Here we briefly revise literature data and report of a case of a 48-year old woman who developed a melanoma and several atypical naevi after sub sequential treatment with natalizumab (1 year) and fingolimod (7 years). By immunohistochemistry we observed the presence of T cells and leukocyte infiltration as well as of vascular endothelial growth factor (VEGF)-A expression in the patient melanoma biopsy. Then, we analyzed proliferation, migration and VEGF-A expression in three melanoma cell lines and found out that both natalizumab and fingolimod inhibited tumor cell proliferation but promoted or blocked cell migration depending on the cell line examined. VEGF-A secretion was augmented in one melanoma cell line only after fingolimod treatment. In conclusion, our in vitro data do not support the hypothesis of a direct action of natalizumab or fingolimod on melanoma progression but acting on the tumor microenvironment these treatments could indirectly favor melanoma evolution.
ISSN:1422-0067
1661-6596
1422-0067
DOI:10.3390/ijms21082950