agent pathogène (2) immunité (2) Streptococcus pneumoniae (2) Manufacturers' agents (2) Human beings (2) Immunity (2) Commission merchants (2) Bacteria (2) mur (1) biosynthèse (1) température (1) spectacle (1) protéine (1) modèle (1) acide (1) gène (1) exposition (1) enzyme (1) ADN (1) investigation (1) abords (agglomération) (1) Development (1) Genes (1) Archaebacteria (1) Year (1) Work (1) Will (1) Viruses (1) Temperature (1) Streptococcus (1)