Table 1. Summary of concentrated and recovered oocysts and their corresponding dilution factor employing chicken fecal materials (experimental infection).

Dilution factor	Percentage of oocyst recovery rate
	Lighter layera	Heavier layera
1:20	15.86% ± 1.114%	0.625% ± 0.094%
1:15	44.49% ± 1.14%	7.41% ± 0.94%
1:12.5	80.68% ± 1.613%	5.29% ± 2.92%
1:10	66.47% ± 2.76%	0.19% ± 0.0497%
1:9	51.06% ± 1.579%	2.948% ± 1.296%
1:7.5	46.646% ± 3.189%	39.22% ± 2.099%
1:5	16.399% ± 2.037%	0.0057% ± 0.0037%

^aEach value is a mean of ten separate runs.