Dubey, J P <br/><br/>
Persistence of immunity to toxoplasmosis in pigs vaccinated with a nonpersistent strain of Toxoplasma gondii.  [electronic resource] 

 -  American journal of veterinary research  Jul 1994 
 - 982-7 p.  digital 
<br/><br/> Publication Type: Clinical Trial; Controlled Clinical Trial; Journal Article 
<br/><br/><label>ISSN: </label>0002-9645 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Animals<br/>Antibodies, Protozoan--blood<br/>Biological Assay<br/>Intestine, Small--parasitology<br/>Lung--parasitology<br/>Mice<br/>Protozoan Vaccines--immunology<br/>Swine<br/>Swine Diseases<br/>Time Factors<br/>Toxoplasma--isolation & purification<br/>Toxoplasmosis, Animal--immunology<br/>Vaccines