further , production of specific antiserums to representative strains of each serogroup in goats facilitated the development of a double antibody sandwich elisa which could be used to quantitate pilus expression of a given strain of m. bovis , or to differentiate pilus serogroups of 22 strains of m. bovis obtained from a total of 12 australian herds .
C0020960
antiserums
C0003241
antibody