Search Results - "Anziani, O.S."

Babesial antibody dynamics after cattle immunisation with live vaccines, measured with an indirect immunofluorescence test by Guglielmone, A.A., Lugaresi, C.I., Volpogni, M.M., Anziani, O.S., Vanzini, V.R.

“…The efficacy of vaccination of Argentinean cattle against babesiosis and anaplasmosis using live immunogens was tested to detect specific antibodies in samples…”
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Efficacy of doramectin in the protection of neonatal calves and post-parturient cows against field strikes of Cochliomyia hominivorax by Muniz, R.A., Anziani, O.S., Ordoñez, J., Errecalde, J., Moreno, J., Rew, R.S.

“…Two studies were conducted in Latin America, one in Venezuela and one in Argentina, using a common protocol to investigate the efficacy of a single s.c…”
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Resistance to benzimidazole and macrocyclic lactone anthelmintics in cattle nematodes in Argentina by Anziani, O.S, Suarez, V, Guglielmone, A.A, Warnke, O, Grande, H, Coles, G.C

“…In April 2003, persistent scouring and ill-thrift that was reported in calves form an intensive beef rearing operation in central Argentina despite treatments…”
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Resistencia a los antihelmínticos en nematodos que parasitan a los rumiantes en la Argentina by Anziani, O.S, Fiel, C.A

“…La Resistencia Antihelmíntica (RA) en los nematodos de los rumiantes es un serio problema sanitario-productivo en toda el área centro norte de la Argentina. El…”
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Haemaphysalis Juxtakochi Cooley, 1946 (Acari: Ixodidae) en Bovinos de Buenos Aires y Santa Fe, Argentina by Suárez, V.H., Anziani, O.S., Guglielmone, A.A.

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A case of apparent suppression of Anaplasma marginale infection by eperythrozoonosis (Eperythrozoon teganodes) by Hadani, A, Guglielmone, A A, Anziani, O S, Tarablas, H, Mangold, A, Bermudez, A, Castor, J C, Gonzalez de Rios, L

“…The apparent suppression of Anaplasma marginale infection by Eperythrozoon teganodes in a splenectomized calf has been reported. A splenectomized calf,…”
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Control de Haematobia Irritans con un Tópico de Insecticidas Organofosforados en Baja Concentración, Suspendidos en un Vehículo de Alta Densidad by Guglielmone, A.A., Volpogni, M.M., Anziani, O.S., Castelli, M.E., Mangold, A.J.

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Abundance of stable flies on heifers treated for control of horn flies with organophosphate impregnated ear tags by Guglielmone, A.A, Volpogni, M.M, Quaino, O.R, Anziani, O.S, Mangold, A.J

“…  Ear tags containing 40% organophosphate insecticides (diazinon or diazinon plus chlorpyrifos‐ethyl) were applied to control Haematobia irritans (L.)…”
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Toxicity of cypermethrin and diazinon to Haematobia irritans (Diptera: Muscidae) in its American southern range by Guglielmone, A.A., Castelli, M.E., Volpogni, M.M., Medus, P.D., Martins, J.R., Suárez, V.H., Anziani, O.S., Mangold, A.J.

“…Synthetic pyrethroids are considered currently less effective than organophosphate insecticides for controlling Haematobia irritans on cattle in its American…”
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Skin lesions and cattle hide damage from Haematobia irritans infestations by Guglielmone, A.A, Gimeno, E, Idiart, J, Fisher, W.F, Volpogni, M.M, Quaino, O, Anziani, O.S, Flores, S.G, Warnke, O

“…The horn fly Haematobia irritans L. (Diptera: Muscidae) has recently spread to Argentina and Uruguay and is believed to cause damage to cattle hides. Four…”
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A study of relative horn fly, Haematobia irritans (Diptera: Muscidae), abundance on Holstein steers and steers of two Holstein crosses by Guglielmone, A.A, Volpogni, M.M, Castro, H, Mangold, A.J, Anziani, O.S

“…A study was performed to determine if the number of horn fly ( Haematobia irritans) adults differ significantly on Holstein (black and white coat color),…”
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Persistent activity of doramectin and ivermectin in the prevention of cutaneous myiasis in cattle experimentally infested with Cochliomyia hominivorax by Anziani, O.S, Flores, S.G, Moltedo, H, Derozier, C, Guglielmone, A.A, Zimmermann, G.A, Wanker, O

“…A study was conducted to evaluate the activity of a single administration of doramectin or ivermectin against severe, induced infestations of Cochliomyia…”
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Chlorfenapyr ear tags to control Haematobia irritans (L.) (Diptera: Muscidae) on cattle by Guglielmone, A.A, Volpogni, M.M, Scherling, N, Cobeñas, M.Muñoz, Mangold, A.J, Anziani, O.S, Ioppolo, M, Doscher, M

“…The efficacy of ear tags containing 30% chlorfenapyr (total tag weight=13 g) to control natural Haematobia irritans (L.) infestations was evaluated for…”
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Moxidectin pour–on for control of natural populations of the cattle tick Boophilus microplus(Acarina: Ixodidae) by Guglielmone, A.A, Mangold, A.J, Muñoz Cobeñas, M.E, Scherling, N, Garcı́a Posse, F, Anziani, O.S, Ioppolo, M

“…Fifty Bos taurus × Bos indicus heifers naturally infested with Boophilus microplus ticks were divided into two groups of 25 heifers each. Individuals of one…”
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Evaluation of insecticide ear tags containing ethion for control of pyrethroid resistant Haematobia irritans (L.) on dairy cattle by Anziani, O.S., Zimmermann, G., Guglielmone, A.A., Forchieri, M., Volpogni, M.M.

“…A field study was conducted in central Argentina to evaluate the efficacy of ear tags containing 36% ethion against pyrethroid resistant populations of…”
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Cypermethrin pour-on synergized with piperonyl butoxide: effects on Haematobia irritans (Diptera: Muscidae) natural populations resistant to cypermethrin by Guglielmone, A.A, Castelli, M.E, Volpogni, M.M, Anziani, O.S, Flores, S.G

“…Development of pyrethroid resistance in Haematobia irritans in Santa Fe province, Argentina, resulted in an increased use of pyrethroid insecticides, probably…”
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Estudio Preliminar del Efecto de Haematobia Irritans (Diptera: Muscidae) en la Producción de Leche en Vacas Holando Argentino by Guglielmone, A.A., Volpogni, M.M., Anziani, O.S., Mangold, A.J., Castelli, M.E.

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Long-term study of Haematobia irritans (Diptera: Muscidae) seasonal distribution in central Argentina with focus on winter fly abundance by Guglielmone, A A, Volpogni, M M, Quaino, O R, Anziani, O S, Mangold, A J

“…The seasonal distribution of Haematobia irritans (Linnaeus, 1758) was evaluated at 31 degrees 12' S-61 degrees 29' W, Santa Fe, Argentina from November 1992 to…”
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Experimental transmission of a granulocytic form of the tribe Ehrlichieae by Dermacentor variabilis and Amblyomma americanum to dogs by Anziani, O S, Ewing, S A, Barker, R W

“…Transstadial transmission of granulocytic Ehrlichieae in dogs was attempted using ticks, Amblyomma americanum and Dermacentor variabilis. Ticks were exposed by…”
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Efficacy of injectable doramectin in the protection of castrated cattle against field infestations of Cochliomyia hominivorax by Muniz, R.A., Coronado, A., Anziani, O.S., Sanavria, A., Moreno, J., Errecalde, J., Goncalves, L.C.B.

“…Three studies were conducted in Latin America—one in Venezuela, one in Argentina and one in Brazil—using a common protocol to investigate the efficacy of a…”
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