| the research animal and the significance of a health monitoring program. | the criteria for the selection of stocks and strains of laboratory animals were discussed. these include metabolic and environmental factors as well as the presence or introduction of infectious agents. the investigator is now concerned with his experimental animals from conception to death, not just during an experiment. the basis of a health monitoring program to ascertain the health status of incoming animals, to evaluate the status of the environment, and to document the ongoing status of a ... | 1976 | 818449 |
| toxoplasmosis associated with abortion in goats and sheep in connecticut. | toxoplasmosis was diagnosed in a caprine fetus from a farm in stonington, conn. placenta had multiple areas of focal necrosis and calcification. toxoplasma was found in the placenta and in the fetal liver and heart. the doe had an indirect hemagglutination (iha) titer of 1:2,048 to t gondii 2 days after abortion. there was no other abortifacient agent isolated. serologic survey on the farm showed that the remaining 4 adult goats, the 8 sheep, the 4 cats, and the 4 persons on the farm had antibod ... | 1981 | 7325473 |
| classics in infectious diseases. the presence of heterophile antibodies in infectious mononucleosis by john r. paul and w. w. bunnell. american journal of the medical sciences, 1932. | | 1982 | 6755615 |