| experimental exposure of llamas (lama glama) to brucella abortus: humoral antibody response. | positive antibody reactions to brucella were observed in the sera of four llamas receiving brucella abortus strain 19 subcutaneously at 2-3 weeks post-exposure (pe) using five of eight conventional brucella serologic tests and an isu-elisa. positive brucella antibody reactions were detected in sera of four llamas exposed by intraocular instillation (ioi) of 1.02x10(8) (high dose) b. abortus strain 2308 at 16-35 days pe using seven of eight serologic tests or an isu-elisa. brucella antibody was a ... | 2001 | 11356322 |