Pertactin antigens extracted from Bordetella pertussis and Bordetella bronchiseptica differ in the isoelectric point

C Pagliaccia1, R Manetti, R Rappuoli

  • 1IRIS, The Chiron Vaccines Immunobiological Research Institute, Via Fiorentina 1, 53100 Siena, Italy.

Archives of Microbiology
|November 5, 1997
PubMed