| immunization against swine influenza in the yale university community. | | 1978 | 210597 |
| heterogeneity and seroprevalence of a newly identified avian hepatitis e virus from chickens in the united states. | we recently identified and characterized a novel virus, designated avian hepatitis e virus (avian hev), from chickens with hepatitis-splenomegaly syndrome (hs syndrome) in the united states. avian hev is genetically related to but distinct from human and swine hevs. to determine the extent of genetic variation and the seroprevalence of avian hev infection in chicken flocks, we genetically identified and characterized 11 additional avian hev isolates from chickens with hs syndrome and assessed th ... | 2002 | 12409397 |
| isolation of a microtatobiote from patients with hemolytic-uremic syndrome and thrombotic thrombocytopenic purpura and from mites in the united states. | | 1969 | 4981016 |
| 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 |
| bovine tuberculosis in swine. | | 1966 | 5950112 |