Bordetella pertussis has been shown to remain viable for a period of 13 years on freeze-drying. The revived cultures had unaltered antigenic composition and biological activity.
KeywordsBiological Activity Pertussis Bordetella Pertussis Antigenic Composition ofBordetella Pertussis
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.
© Birkhäuser Verlag 1980