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Effect of flunixin meglumine on Escherichia coli heat-stable enterotoxin-induced diarrhea in calves
1988
Roussel, A.J. Jr | Sriranganathan, N. | Brown, S.A. | Sweatt, D.
In a study to evaluate the effect of flunixin meglumine on secretory diarrhea, 11 calves were assigned to 3 groups: group 1 (n = 3) served as controls, group-2 calves (n = 4) were given 2.2 mg of flunixin meglumine/kg, IM at 7 AM and 3 PM, and group-3 calves (n = 4) were given 2.2 mg of flunixin meglumine/kg IM at 7 AM, 11 AM, and 3 PM. All calves were given approximately 200 microgram of heat stable Escherichia coli enterotoxin (STa) orally at 8 AM. Mean cumulative fecal output for groups 1, 2, and 3 was 1,331.0 +/- 317.2 g, 1,544.3 +/- 154.4 g, and 785.5 +/- 276.5 g, respectively. There was a significant (P < 0.05) reduction in mean fecal output in group-3 calves, compared with that in groups 1 and 2. Calves in group 2 tended to have a delay, but not a reduction, in their fecal output. At 12 hours, hemoconcentration was significantly (P < 0.05) greater in group-1 calves than in group-2 or group- 3 calves.
Show more [+] Less [-]Prevalence and characterization of Staphylococcus aureus in young goats
1988
Centorbi, O.N.P. de | Cuadrado, A.M.A. de | Carrizo, S.C.C. de | Milan, M.C.C. de | Gimenez, D.F. | Bergdoll, M.S.
Thirty-six Staphylococcus aureus isolates recovered from 35 of 204 young goats at slaughter were characterized. All isolates were susceptible to cephalothin, clindamycin, chloramphenicol, gentamicin, kanamycin, and amikacin. All but 2 were susceptible to erythromycin and tetracycline, and 19 and 20 were susceptible to penicillin and ampicillin, respectively. Thirteen isolates were classified as biotype A, 9 isolates were classified as biotype B, 8 isolates were clssified as biotype C, and 6 isolates were classified as intermediate between B and C or were not biotypable. Six biotype A isolates were enterotoxigenic; 4 produced enterotoxin B, 1 produced enterotoxin C, and 1 produced enterotoxin D. Two biotype B strains produced enterotoxin B, and all 8 biotype C isolates produced enterotoxin C and the toxic shock syndrome toxin-1.
Show more [+] Less [-]Effect of iron on production of epsilon toxin
2003
Rana, W. | Bhatti, J.I. | Naz, S. | Gill, Z.J. | Nawaz, G. (Veterinary Research Inst., Lahore (Pakistan))
Nutrient broth with iron was used for obtaining high yields of epsilon toxin by clostridium perfringens type D. In this study iron balls, iron nails and ferrous sulphate were used as iron source. Results showed that the presence of iron nails and iron balls in nutrient broth slightly increased the bacterial growth but did not show increase in toxin production.
Show more [+] Less [-]Prevalence of pili and enterotoxins of Escherichia coli associated with diarrhea in preweaning piglets
1997
Ham, H.J. (Seoul Metropolitan Institute of Health and Environment, Seoul (Korea Republic)) | Cheon, D.S. | Chae, C.H. (Seoul National University, Seoul (Korea Republic). College of Veterinary Medicine)