Heterologous prime-boost immunization combining parenteral and mucosal routes with different adjuvants mounts long-lived CD4+ T cell responses in lungs. - Kavishna R; Olafsdottir TA; Brynjólfsson SF; Christensen D; Gustafsson-Hedberg T; Andersen P; Terrinoni M; Holmgren J; Harandi AM (Frontiers in immunology, 2025)