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Reactivities of sera from goats infected with B. melitensis biotype 1 (MC) (continuous lines) and Brucella-free goats (dotted lines) in the ELISA with MC crLPS (•), MC PS (▴), MC NH (▾), AC crLPS (○), AC PS (▵), and AC NH (▿) (for clarity, error bars are not shown).
