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. 2009 Jul 20;9:142. doi: 10.1186/1471-2180-9-142

Table 5.

Cross-reaction tests of indirect ELISAs involving primary antibodies assayed against random antigens extracted from 3 different field soils.

Antigen (field soil site) 1° antibody
PPRICI3 UCT40a UCT44b UCT61a
Waboomskraal 60 0 0 0
Rein's Farms 90 0 0 0
Kanetberg 55 0 3 0

Data are % antigens tested positive (≥ 1.0 OD405), n = 30, assayed in duplicates.