Zobrazeno 1 - 10
of 10
pro vyhledávání: '"R. J. Callan"'
Autor:
Johann F. Coetzee, B. J. Bigler, R. K. Peel, J. T. Fox, R. J. Callan, Terry E Engle, J.C. Whittier, Jason K. Ahola, L. W. Wulf, R. L. Giles, P. E. Repenning, J. T. French
Publikováno v:
Journal of Animal Science. 91:4965-4974
Two experiments evaluated the effects of band castration and oral administration of an anal- gesic in association with castration on performance and behavioral and physiological responses in yearling beef bulls. In Exp. 1 Angus and Charolais-crossbre
Publikováno v:
Journal of Animal Science. 94:52-53
Publikováno v:
Journal of General Virology. 76:199-203
Surveillance for influenza A virus infection of seals has continued following the association of influenza A virus with epizootics of pneumonia in seals off the New England coast in 1979-1980 and 1982-1983. In January 1991 and January to February 199
Autor:
P H, Walz, D L, Grooms, T, Passler, J F, Ridpath, R, Tremblay, D L, Step, R J, Callan, M D, Givens
Publikováno v:
Journal of veterinary internal medicine. 24(3)
Publikováno v:
Journal of the American Veterinary Medical Association. 213(11)
During a 2-week period, 16 of 150 recently weaned calves developed signs of polioencephalomalacia (PEM). One calf was examined and treated at our veterinary teaching hospital and a necropsy was performed on a calf that died. During the peak of the ou
Autor:
W F, Swain, M D, Macklin, G, Neumann, D E, McCabe, R, Drape, J T, Fuller, G, Widera, M, McGregor, R J, Callan, V, Hinshaw
Publikováno v:
Behring Institute Mitteilungen. (98)
Polynucleotide vaccines are a new approach to immunization that promises qualitative advances in vaccine technology. These vaccines mimic infection in that they result in expression of pathogen gene products in situ, which can elicit both cell-mediat
Publikováno v:
American journal of veterinary research. 54(2)
A study was performed to determine whether experimentally induced bovine leukemia virus (BLV) infection in cattle could be detected earlier by use of polymerase chain reaction (PCR) amplification of genomic DNA extracted from leukocytes than by use o
Publikováno v:
Veterinary and human toxicology. 34(1)
Placental transfer of fluoride was studied in 40 Holstein cows and related to a previous 7 1/2 y study for comparative purposes. Animals were randomly assigned to fluoride dosage groups of control, 0.51, 1.31 or 2.66 sodium fluoride/d (10, 25, 50 or
Publikováno v:
Journal of the American Veterinary Medical Association. 198(6)
From 1986 to 1989, 5 desert bighorn sheep (3 Ovis canadensis mexicana and 2 O c nelsoni), ranging in age from 2 to 3 years, were exposed to a flock of exotic wild and domestic sheep to potentially achieve naturally acquired pneumonia. Pasteurella mul
Autor:
Gerald Martin, R. J. Callan
Publikováno v:
Hispanic Review. 41:586