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| - , an effective immunizing dose of live Eimeria sporozoites or merozoites, or a mixtureUS7166290Aug 29, 2002Jan 23, 2007Embrex, Inc.Methods for producing oocystsUS7229615Oct 12, 2005Jun 12, 2007Pfizer, Inc.separating the encysted protozoa from a suspension containing the encysted protozoa by either a salt flotation process where the salt is salts such as sodium sulfate, magnesium sulfate, magnesium
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