Zobrazeno 1 - 10
of 30
pro vyhledávání: '"R W Loan"'
Publikováno v:
Journal of Clinical Microbiology. 28:1151-1158
A more complete understanding of the bovine immune response to antigens of Pasteurella haemolytica biotype A, serotype 1, will improve control of bovine respiratory disease (BRD). Sera were obtained from blood samples of calves as they transited the
Publikováno v:
American journal of veterinary research. 59(4)
To determine the rate and mode of infectious spread of Pasteurella haemolytica among calves maintained under typical conditions during collection, transport, and the first month of feeding.101 two- to five-month-old Angus-crossbred calves.Samples obt
Publikováno v:
American journal of veterinary research. 57(9)
To follow incidence of Pasteurella haemolytica (PH) in the upper respiratory tract of healthy calves at the farm and through the marketing process, and to determine the effect of vaccination on PH colonization of the upper respiratory tract and on th
Publikováno v:
American journal of veterinary research. 55(8)
Vaccination of cattle with a tissue culture-derived Pasteurella haemolytica serotype 1 vaccine elicited a serotype-specific inhibition of nasal and tonsillar colonization by the homologous serotype under field conditions. Calves (n = 101) originated
Autor:
M G, Tigges, R W, Loan
Publikováno v:
American journal of veterinary research. 54(6)
Capsular polysaccharide (CP) of Pasteurella haemolytica, biotype A, serotype 1, was purified and combined with saline solution, aluminum hydroxide, and Freund's incomplete (oil) adjuvant. Three groups of calves were administered the various antigen p
Publikováno v:
American journal of veterinary research. 54(1)
An epidemiologic study of Pasteurella haemolytica serovar 1 (Ph1) in market-stressed feeder calves from 7 farms in eastern Tennessee was conducted. The nasal mucus of each calf was cultured sequentially at the farm of origin (day 0), at an auction ma
Publikováno v:
The Journal of Immunology. 94:760-764
Summary Antibody response in rabbits was measured after canine red blood cells (RBC) and Brucella antigen were injected s.c., i.v., into the cisterna magna (i.c.m.), and into the substance of the brain (i.c.). The following average agglutinin titers
Autor:
R W, Loan, R S, Whiteaker
Publikováno v:
Journal of the National Cancer Institute. 77(3)
A cell-mediated focus-reduction (CEMFOR) assay was used to determine the sequential development of cell-mediated immunity to avian oncornaviruses and the nature of the cells participating in this immune reaction. Peripheral blood leukocytes of Leghor
Publikováno v:
Infection and immunity. 11(3)
A microcytotoxic assay, based on the release of 51Cr from chicken erythrocytes by sensitized chicken lymphoid cells in the presence of the specific antigen, purified protein derivative (PPD), is described. The percentage of antigen-specific lysis was
Publikováno v:
American journal of veterinary research. 50(4)
Serum samples obtained from feeder calves before and after entry into the market system (days 0 to 7) were assayed for antibodies to Pasteurella hamolytica biotype A, serotype 1 capsular polysaccharide (CPS) and lipopolysaccharide/outer membrane prot