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Immunity and tolerance to fungi in hematopoietic transplantation : principles a...
Carvalho, Agostinho; Cunha, Cristina; Bozza, Silvia; Moretti, Silvia; Massi-Benedetti, Cristina; Bistoni, Francesco; Aversa, Franco; Romani, LuiginaResistance and tolerance are two complementary host defense mechanisms that increase fitness in response to low-virulence fungi. Resistance is meant to reduce pathogen burden during infection through innate and adaptive immune mechanisms, whereas tolerance mitigates the substantial cost of resistance to host fitness through a multitude of anti-inflammatory mechanisms, including immunological tolerance. In exper...
CD4+ T cell vaccination overcomes defective cross-presentation of fungal antige...
Luca, Antonella De; Iannitti, Rossana G.; Bozza, Silvia; Beau, Remi; Casagrande, Andrea; D’Angelo, Carmen; Moretti, Silvia; Cunha, CristinaAspergillus fumigatus is a model fungal pathogen and a common cause of infection in individuals with the primary immunodeficiency chronic granulomatous disease (CGD). Although primarily considered a deficiency of innate immunity, CGD is also linked to dysfunctional T cell reactivity. Both CD4+ and CD8+ T cells mediate vaccine-induced protection from experimental aspergillosis, but the molecular mechanisms leadi...
Non-hematopoietic cells contribute to protective tolerance to Aspergillus fumig...
Luca, Antonella De; Bozza, Silvia; Zelante, Teresa; Zagarella, Silvia; Angelo, Carmen de; Perruccio, Katia; Vacca, Carmine; Carvalho, AgostinhoInnate responses combine with adaptive immunity to generate the most effective form of anti-Aspergillus immune resistance. Whereas the pivotal role of dendritic cells in determining the balance between immunopathology and protective immunity to the fungus is well established, we determined that epithelial cells (ECs) also contributes to this balance. Mechanistically, EC-mediated protection occurred through a To...
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