Evaluation of the Efficacy of a Live Fowlpox-Vectored Infectious Laryngotracheitis/Avian Encephalomyelitis Vaccine Against ILT Viral Challenge von Davison, Sherrill, Gingerich, Eric N, Casavant, Susan, Eckroade, Robert J

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The Role of Disinfectant Resistance of Salmonella enterica Serotype enteritidis in Recurring Infections in Pennsylvania Egg Quality Assurance Program Monitored Flocks von Davison, Sherrill, Benson, Charles E, Munro, Donald S, Rankin, Shelly C, Ziegler, Andre F, Eckroade, Robert J

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Characteristics of H7N2 (Nonpathogenic) Avian Influenza Virus Infections in Commercial Layers, in Pennsylvania, 1997-98 von Ziegler, Andre F., Davison, Sherrill, Acland, Helen, Eckroade, Robert J.

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Invasion of chicken reproductive tissues and forming eggs is not unique to Salmonella enteritidis von Keller, L.H, Schifferli, D.M, Benson, C.E, Aslam, S, Eckroade, R.J

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Avian Influenza in Pennsylvania the Beginning von Eckroade, Robert J., Linda A. Silverman Bachin

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Field observations with Salmonella enteritidis bacterins von Davison, S, Benson, C.E, Henzler, D.J, Eckroade, R.J

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Comparison of an antigen-capture enzyme immunoassay with virus isolation for avian influenza from field samples von Davison, S, Ziegler, A.F, Eckroade, R.J

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Duck viral enteritis in domestic muscovy ducks in Pennsylvania von Davison, S, Converse, K.A, Hamir, A.N, Eckroade, R.J

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Monoclonal antibody-based detection system for Salmonella enteritidis von Keller, L.H, Benson, C.E, Garcia, V, Nocks, E, Battenfelder, P, Eckroade, R.J

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TRANSMISSIBLE MINK ENCEPHALOPATHY IN CARNIVORES: CLINICAL, LIGHT AND ELECTRON MICROSCOPIC STUDIES IN RACCONS, SKUNKS AND FERRETS von ECKROADE, ROBERT J., ZuRHEIN, GABRIELE M., HANSON, ROBERT P.

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Susceptibility of Mink to Sheep Scrapie von Hanson, Robert P., Eckroade, Robert J., Marsh, Richard F., Gabriele M. Zu Rhein, Kanitz, Charles L., Gustafson, Donald P.

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Transmissible Mink Encephalopathy: Experimental Transmission to the Squirrel Monkey von Eckroade, Robert J., Gabriele M. Zu Rhein, Marsh, Richard F., Hanson, Robert P.

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Differences among restriction endonuclease DNA fingerprints of Pennsylvania field isolates, vaccine strains, and challenge strains of infectious laryngotracheitis virus von Keller, Linda H., Benson, Charles E., Davison, Sherrill, Eckroade, Robert J.

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Selection of egg component and optimal parameters of incubation for detection of Salmonella enteritidis contamination in grade A table eggs by monoclonal antibody-based ELISA von Price, K.A. (University of Pennsylvania, Kennett Square, PA.), Keller, L.H, Davison, S, Eckroade, R.J

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CULTIVATION OF PAPOVA-LIKE VIRUS FROM HUMAN BRAIN WITH PROGRESSIVE MULTIFOCAL LEUCOENCEPHALOPATHY von Padgett, BillieL, Zurhein, GabrieleM, Walker, DuardL, Eckroade, RobertJ, Dessel, BertH

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Laryngotracheitis in chickens: the length of the preinfectious and infectious periods von Davison, S, Smith, G, Eckroade, R.J

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Laryngotracheitis in chickens: infection studies and the efficacy of a tissue-culture vaccine in chicks less than four weeks old von Davison, S, Smith, G, Eckroade, R.J

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An enzyme-linked immunosorbent assay that measures protective antibody levels to Newcastle disease virus in chickens von Wilson, R.A, Perrotta, C. Jr, Frey, B, Eckroade, R.J

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A standardized enzyme-linked immunosorbent assay for infectious bronchitis virus: comparison with hemagglutination-inhibition and virus-neutralization assays for measuring protecti... von Perrotta, Charles, Furtek, Cheryl, Wilson, Richard A., Cowen, Barrett S., Eckroade, Robert J.

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Laryngotracheitis outbreak limited to a part of a chicken flock exposed to smoke and chemicals von Morris, M.P, Davison, S.A, Eckroade, R.J

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