title: Respiratory infection with parainfluenza 1, Sendai virus in gnotobiotic and conventional mice.
mesh_terms: D000818:Animals; D005856:Germ-Free Life; D007958:Leukocyte Count; D007962:Leukocytes / Q000503:physiopathology*; D051379:Mice; D010222:Parainfluenza Virus 1, Human; D010400:Penicillin G / Q000627:therapeutic use; D012141:Respiratory Tract Infections / Q000382:microbiology* / Q000401:mortality
chemical_list: D010400:Penicillin G