Prevalence of Giardia cysts and cryptosporidium oocysts and characterization of Giardia spp. isolated from drinking water in Canada von Wallis, P.M. (Hyperion Research Ltd., Medicine Hat, Alberta, Canada.), Erlandsen, S.L, Isaac-Renton, J.L, Olson, M.E, Robertson, W.J, Keulen, H. van

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Zoonotic Potential of Giardiasis in Domestic Ruminants von Buret, A., denHollander, N., Wallis, P. M., Befus, D., Olson, M. E.

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Waterborne Giardia cysts and Cryptosporidium oocysts in the Yukon, Canada von Roach, P D, Olson, M E, Whitley, G, Wallis, P M

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The effect of UV light on the inactivation of Giardia lamblia and Giardia muris cysts as determined by animal infectivity assay (P-2951-01) von Mofidi, Alexander A, Meyer, Ernest A, Wallis, Peter M, Chou, Connie I, Meyer, Barbara P, Ramalingam, Shivaji, Coffey, Bradley M

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Excystation and culturing of human and animal Giardia spp. by using gerbils and TYI-S-33 medium von Wallis, P M, Wallis, H M

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Synthesis and anti-HIV activity of C4-modified pyrimidine nucleosides von Wallis, Mark P, Mahmood, Naheed, Fraser, William

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Application of monitoring data for Giardia and Cryptosporidium to boil water advisories von Wallis, P M, Matson, D, Jones, M, Jamieson, J

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The importance of groundwater in the transportation of allochthonous dissolved organic matter to the streams draining a small mountain basin von Wallis, P. M., Hynes, H. B. N., Telang, S. A.

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Heterotrophic activity and biodegradation of labile and refractory compounds by groundwater and stream microbial populations von Ladd, T I, Ventullo, R M, Wallis, P M, Costerton, J W

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use of metronidazole, tinidazole and dimetridazole in eliminating trichomonads from laboratory mice von Roach, P.D, Wallis, P.M, Olson, M.E

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Detection of Giardia cysts at low concentrations in water using nuclepore membranes von Wallis, P.M., Buchanan-Mappin, J.M.

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RESERVOIRS OF GIARDIA SPP. IN SOUTHWESTERN ALBERTA von Wallis, P. M, Buchanan-Mappin, J. M, Faubert, G. M, Belosevic, M

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Presence of human Giardia in domestic, farm and wild animals, and environmental samples suggests a zoonotic potential for giardiasis von van Keulen, Harry, Macechko, P.Timothy, Wade, Susan, Schaaf, Stephanie, Wallis, Peter M., Erlandsen, Stanley L.

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Cysts of Giardia spp. in Mammals and Surface Waters in Southwestern Alberta von Wallis, P. M, Zammuto, R. M, Buchanan-Mappin, J. M

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A torque magnetometer for a wide range of temperatures von Birss, R R, Wallis, P M

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The Temperature Dependence of Magnetostriction von Birss, R R, Wallis, P M

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Quantitative analysis and mapping of micro-organisms in anaerobic digester granules using a combination of transmission electron microscopy with immunotechnology von Howgrave-Graham, A.R, Macario, A.J.L, Wallis, F.M

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Colloidal Organic Carbon in Running Waters von Lock, M. A., Wallis, P. M., Hynes, H. B. N.

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Temperature Dependence of Magnetocrystalline Anisotropy von Birss, R. R., Wallis, P. M.

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A new torque meter or torque magnetometer von Birss, R R, Wallis, P M

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