Matilde Monti, Luisa Benerini Gatta, Mattia Bugatti, Irene Pezzali, Sara Picinoli, Marcello Manfredi, Antonio Lavazza, Virginia Vita Vanella, Veronica De Giorgis, Lucia Zanatta, Francesco Missale, Silvia Lonardi, Benedetta Zanetti, Giovanni Bozzoni, Moris Cadei, Andrea Abate, Barbara Vergani, Piera Balzarini, Simonetta Battocchio, Carla Facco, Mario Turri-Zanoni, Paolo Castelnuovo, Piero Nicolai, Ester Fonsatti, Biagio Eugenio Leone, Emilio Marengo, Sandra Sigala, Roberto Ronca, Michela Perego, Davide Lombardi, William Vermi
BACKGROUND: Mucosal Melanomas (MM) are highly aggressive neoplasms arising from mucosal melanocytes. Current treatments offer a limited survival benefit for patients with advanced MM; moreover, the lack of pre-clinical cellular systems has significantly limited the understanding of their immunobiology. METHODS: Five novel cell lines were obtained from patient-derived biopsies of MM arising in the sino-nasal mucosa and designated as SN-MM1-5. The morphology, ultrastructure and melanocytic identity of SN-MM cell lines were validated by transmission electron microscopy and immunohistochemistry...
January 8, 2024: Journal of Translational Medicine