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→Laboratory Tests
===Laboratory Tests===
===Laboratory Tests===
The ovine fetal immune system starts to respond to
T. gondii at or soon after 60 days gestation when both
humoral and cellular reactions can be detected29.
Specific circulating anti-T. gondii IgM and IgG,
detectable after 30 days of maternal infection, can
be used in the diagnosis of T. gondii abortion29.
Infection ofpregnant and non-pregnant ewes provokes
substantial iunity, so that a uterine T. gondii
infection will not develop in a future gestation2l.
===Pathology===
===Pathology===