| blood parasites of amphibians from algonquin park, ontario. | during a 5 wk period beginning may 25, 1983, 329 amphibians, which included specimens of rana catesbeiana shaw, rana clamitans latreille, rana septentrionalis baird, rana sylvatica leconte, hyla crucifer wied, bufo americanus holbrook, and plethodon cinereus green, from lake sasajewun, algonquin park, ontario, canada were examined for blood parasites. the prevalences of species of trypanosoma, haemogregarina, lankesterella, babesiasoma, and thrombocytozoons in these amphibians were determined. t ... | 1984 | 6492319 |
| ultrastructural, biochemical and biophysical properties of an erythrocytic virus of frogs from ontario, canada. | frog erythrocytic virus (fev), one of the largest icosahedral viruses, is enveloped, measures up to 450 nm in diameter, and contains double stranded dna. the virus is found in the cytoplasm of erythrocytes of rana catesbeiana, rana septentrionalis, and rana clamitans from algonquin park, ontario (canada). acidophilic inclusions in infected erythrocytes stained with giemsa's stain correspond to viroplasms from which fev buds and forms aggregates of virus particles as seen in the electron microsco ... | 1989 | 2810549 |