Search Results - "Purdy, C.W"

Ambient and indoor particulate aerosols generated by dairies in the southern High Plains by Purdy, C W, Clark, R N, Straus, D C

“…The objectives were to quantify and size ambient aerosolized dust in and around the facilities of 4 southern High Plains dairies of New Mexico and to determine…”
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Determination of water quality variables, endotoxin concentration, and Enterobacteriaceae concentration and identification in southern High Plains dairy lagoons by Purdy, C W, Clark, R N, Straus, D C

“…The objectives of this study were to determine the concentration of endotoxin, determine 20 water quality variables, and identify and enumerate fungal and…”
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Efficacy of a capsule preparation and ultraviolet-killed Pasteurella haemolytica A1 vaccine in goats by Purdy, C.W., Straus, D.C.

“…Weanling male Spanish goats ( n = 38) were randomly allotted to six treatment groups. Eight goats were positive controls; six goats were negative controls; six…”
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Characteristics of Pasteurella haemolytica serotypesindigenous in Uzbekistan by Akhunov, A., Butaev, M., Pshenichnov, E., Vshikov, S., Kashimova, N., Purdy, C.W.

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Effect of transport stress on respiratory disease, serum antioxidant status, and serum concentrations of lipid peroxidation biomarkers in beef cattle by Chirase, N.K, Greene, L.W, Purdy, C.W, Loan, R.W, Auvermann, B.W, Parker, D.B, Walborg, E.F. jr, Stevenson, D.E, Yong, X, Klaunig, J.E

“…To determine the effect of transportation stress on serum concentrations of oxidative stress biomarkers of calves. 105 crossbred beef steer calves (mean…”
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Fever and leukocytosis responses in goats to inhaled endotoxin are dose-dependent by Purdy, Charles W., Straus, David C., Hoover, Mark D.

“…Forty-five, weanling goats of mixed-sex, were randomly allotted to five treatment groups: no dust ( n = 16), raw organic dust exposure for 15 min ( n = 6), raw…”
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Bovine viral diarrhea virus (BVDV) 1b: predominant BVDV subtype in calves with respiratory disease by Fulton, R.W, Ridpath, J.F, Saliki, J.T, Briggs, R.E, Confer, A.W, Burge, L.J, Purdy, C.W, Loan, R.W, Duff, G.C, Payton, M.E

“…The prevalence of bovine viral diarrhea virus (BVDV) infections was determined in 2 groups of stocker calves with acute respiratory disease. Both studies used…”
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Effects of inhaled fine dust on lung tissue changes and antibody response induced by spores of opportunistic fungi in goats by Purdy, C.W, Layton, R.C, Straus, D.C, Ayers, J.R

“…To investigate the effects of sterile fine dust aerosol inhalation on antibody responses and lung tissue changes induced by Mucor ramosissimus or Trichoderma…”
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Comparison of the type and number of microorganisms and concentration of endotoxin in the air of feedyards in the Southern High Plains by Purdy, C.W, Straus, D.C, Parker, D.B, Wilson, S.C, Clark, R.N

“…To determine the bacterial, fungal, and endotoxin concentrations in aerosolized ambient air during the winter and summer in feedyards located in the Southern…”
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Effects of aerosolized class C fly ash in weanling goats by Purdy, C.W, Straus, D.c, Ayers, J.R

“…To determine effects of repeated aerosol exposures to fly ash dust on respiratory tracts of tent-confined goats. 12 weanling Boer-Spanish crossbred goats…”
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Virulence of fungal spores determined by tracheal inoculation of goats following inhalation of aerosolized sterile feedyard dust by Purdy, C.W, Layton, R.C, Straus, D.C, Ayers, J.R

“…To compare the virulence of spores of 7 fungi by tracheal inoculation of goats following exposure of goats to an aerosol of sterilized feedyard dust…”
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Effect of simulated ambient particulate matter exposure on performance, rectal temperature, and leukocytosis of young Spanish goats with or without tilmicosin phosphate by Chirase, N.K, Purdy, C.W, Avampato, J.M

“…Dust is an environmental stressor and can become extensive in agricultural production systems. Thirty-six female, Spanish goats (average BW 21.1 kg, SEM =…”
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Influence of yeast culture on feeder calves and lambs by Cole, N.A. (Conservation and Production Research Laboratory, USDA, Bushland, TX), Purdy, C.W, Hutcheson, D.P

“…Four experiments were conducted to determine the influence of yeast culture on 1) the health and performance of feeder calves, 2) the response of calves to an…”
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Bovine viral diarrhea viral infections in feeder calves with respiratory disease: interactions with Pasteurella spp., parainfluenza-3 virus, and bovine respiratory synctial virus by Fulton, R.W, Purdy, C.W, Confer, A.W, Saliki, J.T, Loan, R.W, Briggs, R.E, Burge, L.J

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Rapid spread of a unique strain of Pasteurella haemolytica serotype 1 among transported calves by Briggs, R E, Frank, G H, Purdy, C W, Zehr, E S, Loan, R W

“…To determine the rate and mode of infectious spread of Pasteurella haemolytica among calves maintained under typical conditions during collection, transport,…”
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Serotyping and enzyme characterization of Pasteurella haemolytica and Pasteurella multocida isolates recovered from pneumonic lungs of stressed feeder calves by PURDY, C. W, RALEIGH, R. H, COLLINS, J. K, WATTS, J. L, STRAUS, D. C

“…Ninety-one isolates of Pasteurella multocida (Pm) and 124 of Pasteurella haemolytica (Ph) were recovered from the lungs of calves that died of bovine…”
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Characterization of neuraminidases produced by various serotypes of Pasteurella multocida by Straus, D.C, Jolley, W.L, Purdy, C.W

“…Neuraminidases produced by 16 strains of Pasteurella multocida (serotypes 1 to 16) were characterized by molecular weight, substrate specificity, and antigenic…”
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Cross-protection studies with three serotypes of Pasteurella haemolytica in the goat model by Purdy, C.W. (Conservation and Production Research Laboratory, USDA, ARS, Bushland, TX.), Cooley, J.D, Straus, D.C

“…Cross-protection studies employing three serotypes of Pasteurella haemolytica (Ph) were performed in goats, with challenge exposure by transthoracic injection…”
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Extracellular neuraminidase production by a Pasteurella multocida A:3 strain associated with bovine pneumonia by White, D.J. (Texas Tech University Health Sciences Center, Lubbock, TX.), Jolley, W.L, Purdy, C.W, Straus, D.C

“…The properties of an extracellular neuraminidase produced by a Pasteurella multocida A:3 strain that was isolated in a case of bovine pneumonia were examined…”
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Characterization of neuraminidases produced by various serotypes of Pasteurella haemolytica by STRAUS, D. C, JOLLEY, W. L, PURDY, C. W

“…Neuraminidases produced by 16 strains of Pasteurella haemolytica (serotypes 1 to 16) were characterized by molecular weight, antigenic identity, and substrate…”
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