Bacillus subtilis spores as vaccine adjuvants: further insights into the mechanisms of action - Souza, Renata Damásio de; Batista, Milene Tavares; Luiz, Wilson Barros; Cavalcante, Rafael Ciro Marques; Amorim, Jaime Henrique; Bizerra, Raíza Sales Pereira; Martins, Eduardo Gimenes; Ferreira, Luís Carlos de Souza (PLOS ONE, 2014)