the effectiveness of immunizing minks with a single component-vaccine consisting of the common antigen ( oep ) of p. aeruginosa or the protease toxoid ( pt ) or the elastase toxoid ( et ) and with the two ( pt and et ) or the three ( oep , pt and et ) component-mixed vaccines , on hemorrhagic pneumonia in minks due to the bacteria was investigated .
C0040555
et
C0042210
vaccines