title: Emerging patterns in complement-mediated pathogen recognition.
abstract: Protection from acute infection requires an immediate response by the host innate immune system. Two recent Cell papers, including one in this issue, provide new insight into the role of the complement system in response to blood-borne pathogens.
authors.affiliation: CBR Institute for Biomedical Research Inc., Harvard Medical School, 800 Huntington Avenue, Boston, MA 02115, USA.
authors.forename: Ramon
authors.initials: R
authors.lastname: Roozendaal
authors.forename: Michael C
authors.initials: MC
authors.lastname: Carroll
mesh_terms: D000818:Animals; D000941:Antigens / Q000276:immunology / Q000378:metabolism; D017848:Blood-Borne Pathogens; D003171:Complement Pathway, Classical / Q000276:immunology; D003165:Complement System Proteins / Q000276:immunology*; D007113:Immunity, Innate / Q000276:immunology; D037102:Lectins / Q000276:immunology / Q000378:metabolism
chemical_list: D000941:Antigens; D037102:Lectins; D003165:Complement System Proteins