gastrointestinal nematodes, calves (exper.), efficacy of ivermectin given subcutaneously or given orally as drench or paste

common internal helminths of swine, flubendazole, dose range and efficacy studies

strongyles (predominantly cyathostomes), mares and their foals, dynamics of transmission studied on pastures previously free of parasites, fecal egg counts beginning day of parturition and based on time of year, relationship between weather conditions and pasture larval counts, necropsy findings in two foals: Texas

Rhipicephalus simus, 5 types of Anaplasma marginale colonies demonstrated in midgut

Dermacentor andersoni, density, size, type, and distribution of colonies of Anaplasma marginale in gut of ticks incubated at 37 C for various periods

Bunostomum phlebotomum experimental infection of beef calves superimposed upon naturally occurring gastrointestinal nematode infections, fenbendazole anthelmintic efficacy tested

Trypanosoma brucei in Peromyscus maniculatus, pathogenesis (hematologic, erythrocyte biochemical, and iron metabolic aspects)

3 hybridoma-produced monoclonal antibody cell lines elicited against Eimeria tenella sporozoites showed various degrees of reactivity with the other intracellular developmental stages, all inhibited sporozoite-host cell penetration and coccidial development in vitro

Dirofilaria immitis in naturally infected dogs, enzyme-linked immunosorbent assay evaluated for diagnosis of occult infection; collective criteria for diagnosis of occult infection

helminths of Thoroughbred horses with emphasis on stomach worms and tapeworms, numbers and infection rates according to host age and month of necropsy