{"id":41644,"date":"2026-04-22T16:52:06","date_gmt":"2026-04-22T14:52:06","guid":{"rendered":"https:\/\/irb.usi.ch\/?p=41644"},"modified":"2026-04-22T17:05:25","modified_gmt":"2026-04-22T15:05:25","slug":"una-terapia-che-veicola-lil2-nel-linfoma-a-cellule-b-rafforza-i-linfociti-cd8-per-eliminare-il-tumore","status":"publish","type":"post","link":"https:\/\/irb.usi.ch\/it\/home-slider-it\/una-terapia-che-veicola-lil2-nel-linfoma-a-cellule-b-rafforza-i-linfociti-cd8-per-eliminare-il-tumore\/","title":{"rendered":"Una terapia che veicola l\u2019IL2 nel linfoma a cellule B rafforza i linfociti CD8+ per eliminare il tumore"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"41644\" class=\"elementor elementor-41644 elementor-41636\" data-elementor-settings=\"[]\">\n\t\t\t\t\t\t<div class=\"elementor-inner\">\n\t\t\t\t\t\t\t<div class=\"elementor-section-wrap\">\n\t\t\t\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-c1a29e5 elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"c1a29e5\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-75fdf79 ae-bg-gallery-type-default\" data-id=\"75fdf79\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c98c337 elementor-widget elementor-widget-text-editor\" data-id=\"c98c337\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\"><p>Uno studio pubblicato sul Journal of Experimental and Clinical Cancer Research analizza il meccanismo d\u2019azione dell\u2019immunoterapia L19IL2 contro il linfoma a cellule B. Lo studio dimostra che L19IL2 rallenta la crescita tumorale\u00a0 consentendo ai linfociti T CD8<sup>+<\/sup> di attraversare il tumore e uccidere le cellule tumorali, preservando al contempo i tessuti sani.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-aef4e3a elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"aef4e3a\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-41638fc ae-bg-gallery-type-default\" data-id=\"41638fc\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-c83af10 elementor-widget elementor-widget-text-editor\" data-id=\"c83af10\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-text-editor elementor-clearfix\"><p>Il linfoma a cellule B \u00e8 un tumore del sangue comune che colpisce ogni anno migliaia di persone in tutto il mondo. Sebbene approcci standard come la chemioimmunoterapia R-CHOP e le terapie cellulari abbiano migliorato la prognosi della malattia, molti pazienti vanno incontro a recidiva o sviluppano resistenza ai trattamenti. In questo studio abbiamo caratterizzato il meccanismo d\u2019azione di L19IL2, una nuova strategia terapeutica progettata per attivare selettivamente la risposta immunitaria nelle aree circostanti il tumore. L19IL2 \u00e8 costituita dalla fusione tra un anticorpo (L19) che riconosce specificamente un antigene espresso nell\u2019ambiente tumorale e l\u2019interleuchina-2 (IL2), una potente citochina infiammatoria. Veicolando IL2 direttamente nel sito del linfoma, questo approccio mira ad attivare le cellule immunitarie antitumorali esattamente dove necessario, limitando al contempo effetti indesiderati fuori bersaglio. Utilizzando un modello murino preclinico di linfoma a cellule B, abbiamo osservato che la somministrazione mirata di IL2 rallenta significativamente la crescita tumorale. In particolare, abbiamo scoperto che questo trattamento aumenta l\u2019attivit\u00e0 e la motilit\u00e0 dei linfociti CD8\u207a, permettendo loro di muoversi pi\u00f9 efficacemente all\u2019interno del tumore e di eliminare le cellule tumorali. Questi risultati forniscono nuove conoscenze su come una stimolazione immunitaria precisa possa migliorare le risposte anti-linfoma e supportano l\u2019ulteriore sviluppo clinico di questa strategia per pazienti con malattie aggressive. Questo progetto, finanziato da Innosuisse, \u00e8 stato realizzato in collaborazione con i laboratori Junqueira e Sallusto dell\u2019IRB e con l\u2019azienda biotech Philochem.<\/p><p><span data-teams=\"true\"><strong><span style=\"text-decoration: underline;\"><a id=\"menur1qa\" class=\"fui-Link ___1q1shib f2hkw1w f3rmtva f1ewtqcl fyind8e f1k6fduh f1w7gpdv fk6fouc fjoy568 figsok6 f1s184ao f1mk8lai fnbmjn9 f1o700av f13mvf36 f1cmlufx f9n3di6 f1ids18y f1tx3yz7 f1deo86v f1eh06m1 f1iescvh fhgqx19 f1olyrje f1p93eir f1nev41a f1h8hb77 f1lqvz6u f10aw75t fsle3fq f17ae5zn\" title=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/41776565\" href=\"https:\/\/www.ncbi.nlm.nih.gov\/pubmed\/41776565\" target=\"_blank\" rel=\"noreferrer noopener\" aria-label=\"Link Tumor-targeted IL2 promotes specific CD8(+) T cells private clonal expansion enhancing lymphoma con\u2026\">Tumor-targeted IL2 promotes specific CD8(+) T cells private clonal expansion enhancing lymphoma control<\/a><\/span><\/strong><br \/>Virgilio, T. Chahine, K. Bansal, H. Pizzichetti, C. Renner, L. L. Capucetti, A. Bilato, G. Latino, I. Morone, D. Pulfer, A. Ventura, P. Mele, F. Puca, E. Mangani, D. Junqueira, C. Sallusto, F. Neri, D. De Luca, R. Gonzalez, S. F.<br \/>in J Exp Clin Cancer Res (2026) Vol. pp<\/span><\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"has_ae_slider elementor-section elementor-top-section elementor-element elementor-element-e7f7df0 elementor-section-boxed elementor-section-height-default elementor-section-height-default ae-bg-gallery-type-default\" data-id=\"e7f7df0\" data-element_type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t\t\t<div class=\"elementor-row\">\n\t\t\t\t\t<div class=\"has_ae_slider elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-fde35af ae-bg-gallery-type-default\" data-id=\"fde35af\" data-element_type=\"column\">\n\t\t\t<div class=\"elementor-column-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<div class=\"elementor-widget-wrap\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-880d3aa elementor-widget elementor-widget-image\" data-id=\"880d3aa\" data-element_type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"elementor-image\">\n\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img width=\"800\" height=\"523\" src=\"https:\/\/irb.usi.ch\/images\/Picture1-2-1024x669.png\" class=\"attachment-large size-large\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/irb.usi.ch\/images\/Picture1-2-1024x669.png 1024w, https:\/\/irb.usi.ch\/images\/Picture1-2-300x196.png 300w, https:\/\/irb.usi.ch\/images\/Picture1-2-768x502.png 768w, https:\/\/irb.usi.ch\/images\/Picture1-2-750x490.png 750w, https:\/\/irb.usi.ch\/images\/Picture1-2-1140x745.png 1140w, https:\/\/irb.usi.ch\/images\/Picture1-2.png 1507w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Sinistra: Struttura molecolare della molecola L19IL2 sviluppata da Philochem. Destra: Analisi intravitale dell\u2019attivit\u00e0 delle cellule T prima (in alto) e dopo (in basso) il trattamento con L19IL2.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Uno studio pubblicato sul Journal of Experimental and Clinical Cancer Research analizza il meccanismo d\u2019azione dell\u2019immunoterapia L19IL2 contro il linfoma a cellule B. Lo studio dimostra che L19IL2 rallenta la crescita tumorale\u00a0 consentendo ai linfociti T CD8+ di attraversare il tumore e uccidere le cellule tumorali, preservando al contempo i tessuti sani. Il linfoma a [&hellip;]<\/p>\n","protected":false},"author":141,"featured_media":41635,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[53,75],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Una terapia che veicola l\u2019IL2 nel linfoma a cellule B rafforza i linfociti CD8+ per eliminare il tumore - IRB USI<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/irb.usi.ch\/it\/home-slider-it\/una-terapia-che-veicola-lil2-nel-linfoma-a-cellule-b-rafforza-i-linfociti-cd8-per-eliminare-il-tumore\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Una terapia che veicola l\u2019IL2 nel linfoma a cellule B rafforza i linfociti CD8+ per eliminare il tumore - IRB USI\" \/>\n<meta property=\"og:description\" content=\"Uno studio pubblicato sul Journal of Experimental and Clinical Cancer Research analizza il meccanismo d\u2019azione dell\u2019immunoterapia L19IL2 contro il linfoma a cellule B. Lo studio dimostra che L19IL2 rallenta la crescita tumorale\u00a0 consentendo ai linfociti T CD8+ di attraversare il tumore e uccidere le cellule tumorali, preservando al contempo i tessuti sani. 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