Parenteral neonatal priming followed by heterologous mucosal booster favors IgM+ memory B cell induction over systemic plasma cell differentiation. - Foroutan Pajoohian P; Aradottir Pind AA; Molina Estupiñan JL; Christensen D; Pedersen GK; Olafsdottir TA; Jonsdottir I; Bjarnarson SP (Frontiers in immunology, 2026)