| placental transfer of immunoglobulins in cattle infected with schistosoma mattheei. | although the epitheliochorial placenta of ruminants does not allow passage of immunoglobulins from dam to foetus specific antibodies have been detected at birth in calves born to schistosoma mattheei-infected cows. the present study determined the prevalence of calves born with specific antibodies for s. mattheei and the origin of these antibodies. for the determination of the prevalence, 100 calves born to infected mothers in an endemic area (zambia) were examined, 24 were seropositive. to stud ... | 2005 | 15734547 |