Effects of ractopamine HCl on Escherichia coli O157:H7 and Salmonella in vitro and on intestinal populations and fecal shedding in experimentally infected sheep and pigs

Current Microbiology

Volumn 53, Issue 1, 2006, Pages 82-88

  Edrington, Thomas S ^a   Callaway, Todd R ^a   Smith, David J ^b   Genovese, Ken J ^a   Anderson, Robin C ^a   Nisbet, David J ^a  

^a SOUTHERN PLAINS AGRICULTURAL RESEARCH CENTER   (United States)

^b AGRICULTURAL RESEARCH SERVICE   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

RACTOPAMINE;

ANIMAL EXPERIMENT; ANIMAL TISSUE; ARTICLE; BACTERIAL COLONIZATION; BACTERIAL GROWTH; BACTERIAL STRAIN; BACTERIUM CULTURE; CONTROLLED STUDY; DIARRHEA; DRUG EFFECT; ESCHERICHIA COLI O157; EXPERIMENTAL INFECTION; FECES ANALYSIS; FOOD SAFETY; GROWTH RATE; INCUBATION TIME; INOCULATION; INTESTINE FLORA; LIVER; MEAT; NONHUMAN; PRIORITY JOURNAL; SALMONELLA; SALMONELLA CHOLERAESUIS; SALMONELLOSIS; SLAUGHTERHOUSE; SWINE;

ADRENERGIC BETA-AGONISTS; ANIMALS; ANTI-BACTERIAL AGENTS; CATTLE; COLONY COUNT, MICROBIAL; ESCHERICHIA COLI INFECTIONS; ESCHERICHIA COLI O157; FECES; FEMALE; FOOD MICROBIOLOGY; INTESTINES; MALE; PHENETHYLAMINES; SALMONELLA INFECTIONS, ANIMAL; SALMONELLA TYPHIMURIUM; SHEEP; SWINE;

BACTERIA (MICROORGANISMS); BOS TAURUS; ESCHERICHIA COLI; OVIS ARIES; SALMONELLA; SALMONELLA CHOLERAESUIS; SALMONELLA TYPHIMURIUM; SUS SCROFA;

EID: 33746462255     PISSN: 03438651     EISSN: 14320991     Source Type: Journal    
DOI: 10.1007/s00284-006-0019-4     Document Type: Article

References (21)

1. Buzby JC, Roberts T, Jordan Lin CT, et al. (1996) Bacterial foodborne disease-Medical costs and productivity losses. USDA-ERS Report No. 741
2. Fedorka-Cray PJ, Dargatz DA, Thomas LA, et al. (1998) Survey of Salmonella serotypes in feedlot cattle. J Food Prot 61:525-530
3. Elder RO, Keen JE, Siragusa GR, et al. (2000) Correlation of enterohemorrhagic Escherichia coli O157 prevalence in feces, hides, and carcasses of beef cattle during processing. Proc Natl Acad Sci USA 97:2999-3003
4. Edrington TS, Hume ME, Looper ML, et al. (2004) Variation in the faecal shedding of Salmonella and E. coli O157:H7 in lactating dairy cattle and examination of Salmonella genotypes using pulsed-field gel electrophoresis. Lett Appl Microbiol 38:366-372
5. Gansheroff LJ, O'Brien AD (2000) Escherichia coli O157:H7 in beef cattle presented for slaughter in the U.S.: Higher prevalence rates than previously estimated. Proc Natl Acad Sci USA 97:2959-2961
6. Dickson JS, Hurd HS, Rostagno MH (2003) Salmonella in the pork production chain Clive, IA: National Pork Board
7. Sperandio V, Torres AG, Giron JA, et al. (2001) Quorum sensing is a global regulatory mechanism in enterohemorrhagic Escherichia coli O157:H7. J Bacteriol 183:5187-5197
8. Sperandio V, Torres AG, Jarvis B, et al. (2003) Bacteria-host communication: The language of hormones. Proc Nat Acad Sci USA 100:8951-8956
9. Lyte M, Frank CD, Green BT (1996) Production of an autoinducer of growth by norepinephrine cultured Escherichia coli O157:H7. FEMS Microbiol Lett 139:155-159
10. Lyte M, Erickson AK, Arulanandam BP, et al. (1997) Norepinephrine-induced expression of the K99 pilus adhesion of enterotoxigenic Escherichia coli. Biochem Biophys Res Commun 232:682-686
11. Freestone PP, Williams PH, Haigh RD, et al. (2002) Growth stimulation of intestinal commensal Escherichia coli by catecholamines: A possible contributory factor in trauma-induced sepsis. Shock 18:465-470
12. Ricks CA, Baker PK, Dalrymple RH (1984) Use of repartitioning agents to improve performance and body composition of meat animals. Proc Reciprocal Meat Conf 37:5-11
13. Moody DE, Hancock DL, Anderson, DB (2000) Phenethanolamine repartitioning agents. In: D'Mello JPF (ed) Farm animal metabolism and nutrition. New York, NY, CAB Int, pp 65-95
14. Anderson DB, Veenhizen EL, Waitt WP, et al. (1987) Effect of ractopamine on nitrogen retention, growth performance and carcass composition of finisher pigs. J Anim Sci 65(Suppl. 1):130
15. Watkins LE, Jones DJ, Mowrey DH, et al. (1990) The effect of various levels of ractopamine hydrochloride on the performance and carcass characteristics of finishing swine. J Anim Sci 68:3588-3595
16. Mersmann HJ (1998) Overview of the effects of B-adrenergic receptor agonists on animal growth including mechanisms of action. J Anim Sci 76:160-172
17. Edrington TS, Callaway TR, Genovese KJ, et al. (2005) Ractopamine supplementation decreased fecal shedding of E. coli O157:H7 in naturally-infected beef cattle. Proceedings of the 2005 Conference on Gastrointestinal Function, Chicago, IL, p 17
18. Kudva IT, Hatfield PG, Hovde CJ (1995) Effect of diet on the shedding of Escherichia coli O157:H7 in a sheep model. Appl Environ Microbiol 61:1363-1370
19. Chapman PA, Siddons CA, Harkin MA (1996) Sheep as a potential source of verocytotoxin-producing Escherichia coli O157. Vet Rec 138:23-24
20. Cornick NA, Booher SL, Casey TA, et al. (2000) Persistent colonization of sheep by Escherichia coli O157:H7 and other E. coli pathotypes. Appl Environ Microbiol 66: 4926-4934
21. Naylor SW, Low JC, Besser TE, et al. (2003) Lymphoid follicle-dense mucosa at the terminal rectum is the principal site of colonization of enterohemorrhagic Escherichia coli O157:H7 in the bovine host. Infect Immun 71:1505-1512