Search Results - "Fox, L.K."

Invited review: Mastitis in dairy heifers: nature of the disease, potential impact, prevention, and control by De Vliegher, S, Fox, L K, Piepers, S, McDougall, S, Barkema, H W

“…Heifer mastitis is a disease that potentially threatens production and udder health in the first and subsequent lactations. In general, coagulase-negative…”
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Prevalence, incidence and risk factors of heifer mastitis by Fox, L.K.

“…Traditionally heifers, as calves and as primiparae, have been thought of as a group as free of mastitis. Without appreciable lacteal secretion, there is…”
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Association between an outbreak strain causing mycoplasma bovis mastitis and its asymptomatic carriage in the herd: A case study from Idaho, USA by Punyapornwithaya, V., Fox, L.K., Hancock, D.D., Gay, J.M., Alldredge, J.R.

“…The objective of this study was to determine the association between mycoplasma mastitis and colonization of mycoplasma organisms at body sites of asymptomatic…”
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Factors associated with concentrations of select cytokine and acute phase proteins in dairy cows with naturally occurring clinical mastitis by Wenz, J R, Fox, L K, Muller, F J, Rinaldi, M, Zeng, R, Bannerman, D D

“…The objective of the current observational study was to determine the potential associations between cow factors, clinical mastitis (CM) etiology, and…”
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Evaluation of a clay-based acidic bedding conditioner for dairy cattle bedding by Proietto, R L, Hinckley, L S, Fox, L K, Andrew, S M

“…This study investigated the effects of a clay-based acidic bedding conditioner on sawdust bedding pH, dry matter (DM), environmental pathogen counts, and…”
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A PCR assay and PCR-restriction fragment length polymorphism combination identifying the 3 primary Mycoplasma species causing mastitis by Boonyayatra, S, Fox, L K, Besser, T E, Sawant, A, Gay, J M, Raviv, Z

“…The focus of the current research was to develop real-time PCR assays with improved sensitivity and the capacity to simultaneously speciate the 3 most common…”
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The effect of a shortened dry period on intramammary infections during the subsequent lactation by Church, G T, Fox, L K, Gaskins, C T, Hancock, D D, Gay, J M

“…Several recent studies have investigated the effect of shortened dry periods on milk production in the subsequent lactation. What is lacking from these studies…”
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Biofilm production by Staphylococcus aureus associated with intramammary infection by Fox, L.K., Zadoks, R.N., Gaskins, C.T.

“…Biofilm production by 221 Staphylococcus aureus isolates from 45 dairy herds was evaluated. Isolates were from composite milk of 117 cows, from teat skin of 70…”
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Effects of storage methods on the recovery of Mycoplasma species from milk samples by Boonyayatra, S., Fox, L.K., Besser, T.E., Sawant, A., Gay, J.M.

“…Mycoplasma species are fastidious microorganisms causing mastitis in dairy cows. Storage by freezing milk samples affects their viability. The purpose of this…”
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Effects of prepartum intramammary antibiotic therapy on udder health, milk production, and reproductive performance in dairy heifers by Borm, A A, Fox, L K, Leslie, K E, Hogan, J S, Andrew, S M, Moyes, K M, Oliver, S P, Schukken, Y H, Hancock, D D, Gaskins, C T, Owens, W E, Norman, C

“…Preparturient heifers (n = 561) from 9 herds in 6 US states and 1 Canadian province were enrolled in a study to test the hypothesis that prepartum intramammary…”
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The role of animal movement, including off-farm rearing of heifers, in the interherd transmission of multidrug-resistant Salmonella by Adhikari, B, Besser, T E, Gay, J M, Fox, L K, Davis, M A, Cobbold, R N, Berge, A C B, Hancock, D D

“…Fifty-nine commercial dairy farms were sampled 7 times over 15 to 21 mo to determine the role of animal movement, including off-farm rearing of heifers, in the…”
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Incidence and transmission of Mycoplasma bovis mastitis in Holstein dairy cows in a hospital pen: A case study by Punyapornwithaya, V., Fox, L.K., Hancock, D.D., Gay, J.M., Wenz, J.R., Alldredge, J.R.

“…The objective was to determine the incidence and transmission of mycoplasma mastitis in the hospital pen in a dairy herd of 650 lactating cows after a hospital…”
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Short communication: disinfectant containing a complex of skin conditioners by Fox, L K, Gradle, C, Dee, A

“…The efficacies of 2 new teat dip formulations were tested against experimental challenge by contagious mastitis pathogens Staphylococcus aureus and…”
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Short communication: The effect of centrifugation and resuspension on the recovery of Mycoplasma species from milk by Punyapornwithaya, V, Fox, L K, Gay, G M, Hancock, D D, Alldredge, J R

“…Low sensitivity of a single bulk tank milk culture is a major limitation for detection of mycoplasma organisms. We hypothesized that sedimentation of…”
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Ecology of Staphylococcus aureus isolated from various sites on dairy farms by Roberson, J R, Fox, L K, Hancock, D D, Gay, J M, Besser, T E

“…The purposes of this study were to identify sources of Staphylococcus aureus on dairies and to determine whether S. aureus colonization of heifer body sites…”
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Factors associated with the risk of antibiotic residues and intramammary pathogen presence in milk from heifers administered prepartum intramammary antibiotic therapy by Andrew, S.M., Moyes, K.M., Borm, A.A., Fox, L.K., Leslie, K.E., Hogan, J.S., Oliver, S.P., Schukken, Y.H., Owens, W.E., Norman, C.

“…Heifers ( n = 136) from 5 herds were treated with a commercially available β-lactam intramammary (IMM) antibiotic preparation containing cephapirin sodium at…”
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Effects of storage time and thawing methods on the recovery of Mycoplasma species in milk samples from cows with intramammary infections by Biddle, M K, Fox, L K, Hancock, D D, Gaskins, C T, Evans, M A

“…This study was executed to determine the effects of storage and thawing on the viability of Mycoplasma spp. in milk from cows with intramammary infections. The…”
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Survey of intramammary infections in dairy heifers at breeding age and first parturition by Fox, L K, Chester, S T, Hallberg, J W, Nickerson, S C, Pankey, J W, Weaver, L D

“…A survey was conducted to determine and contrast prevalence of IMI in nulligravid and primigravid dairy heifers pre- and postpartum. Contrasts were made to…”
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Sources of intramammary infections from Staphylococcus aureus in dairy heifers at first parturition by Roberson, J R, Fox, L K, Hancock, D D, Gay, J M, Besser, T E

“…The study objective was to identify probable sources and modes of transmission of 91 Staphylococcus aureus isolates obtained from the colostrum of 76 heifers…”
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Bovine mononuclear leukocyte subpopulations in peripheral blood and mammary gland secretions during lactation by Park, Y H, Fox, L K, Hamilton, M J, Davis, W C

“…Florescence flow cytometry and monoclonal antibodies were used to analyze the composition of leukocytes from peripheral blood and mammary gland secretions…”
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