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Absence of Telomerase Leads to Immune Response and Tumor Regression in Zebrafish

Lopes-Bastos et al. report that melanoma in zebrafish initiates without telomerase (or ALT) activation. However, in late progression, telomerase becomes essential for sustained tumor growth. Tumors that fail to re-activate telomerase slow down growth and even regress. This occurs due to tumor-autonomous (genomic instability) and non-tumor-autonomous (immune response) mechanisms.

Absence of Telomerase Leads to Immune Response and Tumor Regression in Zebrafish

Lopes-Bastos et al. report that melanoma in zebrafish initiates without telomerase (or ALT) activation. However, in late progression, telomerase becomes essential for sustained tumor growth. Tumors that fail to re-activate telomerase slow down growth and even regress. This occurs due to tumor-autonomous (genomic instability) and non-tumor-autonomous (immune response) mechanisms.

Biomedical implications of protein synthesis errors

Authors and Affiliations:

Marisa Reverendo1, Ana R Soares1, Patrícia M Pereira1, Laura Carreto1, Violeta Ferreira1, Evelina Gatti 2, 3, 4, Philippe Pierre 2, 3, 4, Gabriela R Moura1 and Manuel A S Santos1*

1iBiMED & Health Sciences, University of Aveiro, Portugal

2 Centre d’Immunologie de Marseille-Luminy,

Aix-Marseille Université, Marseille, France

3 INSERM, Marseille, France