- Effects of drinking water treatment on susceptibility of laying hens to Salmonella enteritidis during forced molt
L F Kubena
USDA, ARS, Southern Plains Agricultural Research Center, Food and Feed Safety Research Unit, 2881 F and B Road, College Station, Texas 77845, USA
Poult Sci 84:204-11. 2005
..Additional research using different acid treatment regimens may provide a tool for reducing the incidence of SE in eggs and internal organs during and following molting of laying hens...
- Passage of Salmonella through the crop and gizzard of broiler chickens fed with fermented liquid feed
Institute for Animal Science and Health, Department of Infectious Diseases and Food Chain Quality, P O Box 65, Lelystad, The Netherlands
Avian Pathol 32:173-81. 2003
..The performed in vivo method appeared to be an appropriate way to study intervention strategies that aim to control Salmonella by improving the barrier function of the upper gastro-intestinal tract...
- The influence of a fructooligosaccharide prebiotic combined with alfalfa molt diets on the gastrointestinal tract fermentation, Salmonella enteritidis infection, and intestinal shedding in laying hens
L M Donalson
Department of Poultry Science, Texas A and M University, College Station, TX 77843 2472, USA
Poult Sci 87:1253-62. 2008
..Overall, given the similarities between hens fed 0.750% FOS (H) and 0.375% FOS (L), molt diets combined with the lower level of FOS should be sufficient...
- Modified electroporation protocol for Lactobacilli isolated from the chicken crop facilitates transformation and the use of a genetic tool
Charlene K Mason
Queen s University of Belfast, Newforge Lane, Belfast, BT9 5PX, Northern Ireland, UK
J Microbiol Methods 60:353-63. 2005
..The genetic tool harbouring an IS element allowed the delivery of the plasmid to multiple independent sites in the host chromosome. Harnessing such genetic tools will facilitate the future genetic analysis of the host bacterium...
- Fluorescent marker for the detection of crop and upper gastrointestinal leakage in poultry processing plants
J A Byrd
US Department of Agriculture, Agricultural Research Service, Southern Plains Agricultural Research Center, College Station, Texas 77845, USA
Poult Sci 81:70-4. 2002
..These results suggest that this fluorescent marker technique may serve as a useful tool for rapid identification of potential changes, which could reduce the incidence of crop rupture and contamination of carcasses at processing...
- Influence of exogenous melatonin administration on Salmonella enteritidis colonization in molted layers
D J Nisbet
Food and Feed Safety Research Unit, Southern Plains Agricultural Research Center, USDA ARS, College Station, TX 77845, USA
Poult Sci 87:1083-8. 2008
..Results from the current research suggest that dosage with high levels of melatonin may exacerbate Salmonella Enteritidis infection in layers subjected to forced molt...
- Effect of season and location on the crop contents of local and improved scavenging hens in northern Vietnam
D V Minh
Department of Animal Nutrition and Feed Processing, National Institute of Animal Husbandry, Hanoi, Vietnam
Trop Anim Health Prod 38:121-9. 2006
..05), but were not different between locations (p > 0.05). Nutrient intakes from scavenging were estimated at between 20% and 30% of requirements...
- Development of a lavage procedure to collect crop secretions from live chickens for studying crop immunity
Peter S Holt
USDA ARS SouthEast Poultry Research Laboratory, 934 College Station Road, Athens, GA 30605, USA
Avian Pathol 31:589-92. 2002
..Such a sampling procedure may provide researchers with a simple method to follow mucosal immunity in chickens following infection or vaccination regimens...
- Comparison of Salmonella enterica serovar enteritidis levels in crops of fed or fasted infected hens
Peter S Holt
U S Department of Agriculture Agricultural Research Service Egg Safety and Quality Research Unit, 950 College Station Road, Athens, GA 30605, USA
Avian Dis 50:425-9. 2006
..These results indicate that feed withdrawal can have a dramatic effect on the integrity of the crop and its ultimate response to infection...
- Comparison of four Salmonella isolation techniques in four different inoculated matrices
M L Rybolt
Mississippi State University, College of Veterinary Medicine, USA
Poult Sci 83:1112-6. 2004
..However, in the carcass rinse and crop samples, there were no differences among the isolation of Salmonella using RV, TR, or TT, but all 3 were (P < or = 0.05) more successful at recovering Salmonella than the IMS method...
- Necrotic ingluvitis in wild finches
Vet Rec 157:360. 2005
- Survey on helminthofauna in pheasants from Eastern Europe
M P Tampieri
Dipartimento di Sanità Pubblica Veterinaria e Patologia Animale, Universita di Bologna, Ozzano Emilia, Bologna, Italy
Parassitologia 47:241-5. 2005
..The release of game from foreign countries, therefore, may always constitute a risk for the autochthonous one due to the spread of new parasitic infections...
- The serologic response to Salmonella enteritidis and Salmonella typhimurium in experimentally infected chickens, followed by an indirect lipopolysaccharide enzyme-linked immunosorbent assay and bacteriologic examinations through a one-year period
M N Skov
Department of Poultry, Fish, and Fur Animals, Danish Veterinary Institute, Copenhagen
Avian Dis 46:265-73. 2002
- Correlates of helminth community in the red-legged partridge (Alectoris rufa L.) in Spain
Departamento de Patologia Animal, Facultad de Veterinaria de Zaragoza, Zaragoza, Spain
J Parasitol 89:445-51. 2003
..We discuss the implications of this variation for the hypothesis that supplementary releases of captive-bred partridges for sport hunting can affect the helminth fauna of wild red-legged partridges...
- The effect of an experimental chlorate product on Salmonella recovery of turkeys when administered prior to feed and water withdrawal
R W Moore
Southern Plains Agricultural Research Center, Food and Feed Safety Research Unit, United States Department of Agriculture, Agricultural Research Service, College Station, TX 77845, USA
Poult Sci 85:2101-5. 2006
..These experiments suggest that the ECP significantly reduces Salmonella colonization in commercial turkeys when administered prior to feed and water withdrawal...
- Sonographic investigations of the gastrointestinal tract of granivorous birds
Maria Elisabeth Krautwald-Junghanns
Department of Small Animal Medicine, Clinic for Birds and Reptiles of University of Leipzig, An den Tierkliniken 17, 04103 Leipzig, Germany
Vet Radiol Ultrasound 43:576-82. 2002
..Motility of individual parts of the gastrointestinal tract (GI tract), however, could be well demonstrated...
- Effect of physical feed restriction during rearing on Large White turkey breeder hens: 3. Body and carcass composition
A N Crouch
British United Turkeys of America, Lewisburg, West Virginia 24901, USA
Poult Sci 81:1792-7. 2002
- Detection of Salmonella enteritidis-specific immunoglobulin A antibodies in crop samples from chickens infected with Salmonella enteritidis
K H Seo
USDA ARS SouthEast Poultry Research Laboratory, 934 College Station Road, Athens, Georgia 30605, USA
Poult Sci 82:67-70. 2003
..These results indicate that the crop may serve a role in immune protection in addition to its capacity as a food storage organ...
- Lactobacillus ingluviei sp. nov., isolated from the intestinal tract of pigeons
Department of Pathology, Bacteriology and Poultry Diseases, Faculty of Veterinary Medicine, Ghent University, Salisburylaan 133, B 9820 Merelbeke, Belgium
Int J Syst Evol Microbiol 53:133-6. 2003
..nov. is proposed. The type strain is strain KR3T (=LMG 20380T =CCUG 45722T)...
- Central, but not peripheral, glucagon-like peptide-1 inhibits crop emptying in chicks
United Graduate School of Agriculture, Tokyo University of Agriculture and Technology, Fuchu, Tokyo 183 8509, Japan
Comp Biochem Physiol A Mol Integr Physiol 134:777-81. 2003
..On the other hand, intraperitoneal administration of several doses of GLP-1 (120, 300 and 3000 pmol) did not alter crop emptying. The present study revealed that central, but not peripheral, GLP-1 inhibits crop emptying in chicks...
- Effects of formalin feeding or administering into the crops of white leghorn cockerels on hematological and biochemical parameters
Department of Veterinary Pathology, University of Agriculture, Faisalabad 38040, Pakistan
Poult Sci 85:1513-9. 2006
..It was concluded from the present study that formalin mixed up to 5 mL/kg of feed, corresponding to 10 mL/bird of 3% formalin in drinking water by crop tube had no adverse effects on the health of White Leghorn cockerels...
- Molecular identification of Candida parapsilosis from crop mucosa in a cockatiel
Department of Pathobiology, Nihon University School of Veterinary Medicine, Fujisawa, Kanagawa, Japan
J Vet Diagn Invest 13:437-9. 2001
..The Candida species in the lesion of the crop mucosa was therefore identified by DNA sequence analysis as C. parapsilosis...
- Lactobacilli counts in crop, ileum and caecum of growing broiler chickens fed on practical diets containing whole or dehulled sweet lupin (Lupinus angustifolius) seed meal
L A Rubio
Instituto de Nutrición y Bromatología CSIC, Ciudad Universitaria, Madrid, Spain
Br Poult Sci 39:354-9. 1998
..acidophilus, L. salivarius and L. brevis. 5. The results suggest that the use of whole or dehulled sweet lupin seed meal in diets for growing broilers might enhance the growth of lactic acid--fermenting bacteria in the gut...
- Rumen-like methanogens identified from the crop of the folivorous South American bird, the hoatzin (Opisthocomus hoazin)
Andre Denis G Wright
CSIRO Livestock Industries, Queensland Bioscience Precinct, St Lucia, Queensland 4067, Australia
ISME J 3:1120-6. 2009
..80 x 10(9), 7.93 x 10(12) and 3.31 x 10(5), respectively. The crop microbial data presented here provide an excellent example of convergent evolution of foregut fermentation in the hoatzin, similar to that of ruminants...
- Pharmacokinetic of sulfaclozine in broiler chickens
Department of Pharmacology and Toxicology, Faculty of Veterinary Medicine, University of Erciyes, Kayseri, Turkey
Food Chem Toxicol 48:448-51. 2010
- Release and endogenous actions of the gastrin/cholecystokinin (CCK) family in the chicken
Department of Animal Science, Faculty of Agriculture, Kyushu University, Fukuoka, Japan
J Exp Zool 283:448-54. 1999
..Luminal acids controlled food passage from the crop. In conclusion, gastrointestinal physiology may be directly regulated by luminal acid rather than by the gastrin/CCK family in the chicken...
- Ingluvitis and oesophagitis in wild finches
Vet Rec 157:455. 2005
- Evaluation of associations between feed withdrawal and other management factors with Salmonella contamination of broiler chickens at slaughter in Alberta
Food Safety Division, Alberta Agriculture and Rural Development, O S Longman Building, 6909 116th Street, Edmonton, Alberta, Canada T6H 0B4
J Food Prot 72:2202-7. 2009
..Salmonella contamination of broiler chickens could potentially be minimized by reducing waiting time in-plant for flocks with longer transport time...
- A small variation in diet influences the Lactobacillus strain composition in the crop of broiler chickens
Department of Food Science and Technology, University of Nebraska, Lincoln, NE 68583, USA
Syst Appl Microbiol 33:275-81. 2010
..This finding has relevance in the application of probiotics and other direct-fed microbials in poultry husbandry...
- Effect of a characterized continuous-flow culture of cecal bacteria on Salmonella typhimurium crop colonization in broiler chicks
M E Hume
USDA, Agricultural Research Service, College Station, Texas 77845, USA
Avian Dis 40:391-7. 1996
..05) in chicks inoculated with CF3 as compared with controls. The results indicated that CF3 can effectively reduce Salmonella crop colonization...
- Prevalence of Campylobacter jejuni and Campylobacter coli in market-weight turkeys on-farm and at slaughter
Irene V Wesley
Pre Harvest Food Safety and Enteric Diseases Unit, National Animal Disease Center, U S Department of Agriculture, Agricultural Research Service, Ames, Iowa 50010, USA
J Food Prot 72:43-8. 2009
..recovered from the crops of birds at the abattoir (24%) was significant (P < 0.05), which may be associated with a detectable decline in lactic acid in the emptied crop...
- Effect of lactic acid administration in the drinking water during preslaughter feed withdrawal on Salmonella and Campylobacter contamination of broilers
J A Byrd
US Department of Agriculture, Agricultural Research Service, Southern Plains Agricultural Research Center, Food and Feed Safety Research Unit, College Station, Texas 77845, USA
Poult Sci 80:278-83. 2001
..7% compared with the controls. These studies suggest that incorporation of lactic acid in the drinking water during pretransport FW may reduce Salmonella and Campylobacter contamination of crops and broiler carcasses at processing...
- Effect of sodium bentonite on the performance and blood variables of broiler chickens intoxicated with aflatoxins
J M Santurio
Universidade Federal de Santa Maria, Brazil
Br Poult Sci 40:115-9. 1999
..3. NaB caused no adverse effects on chickens that did not receive aflatoxin. 4. It is concluded that NaB at pH 7.9 partially neutralises the effects of aflatoxins on broiler chickens when included at 5.0 g/kg in the diet...
- Different probiotic properties for Lactobacillus fermentum strains isolated from swine and poultry
Wen Hsin Lin
School of Pharmacy, China Medical University, No 91, Hsueh Shih Rd, Taichung City 404, Taiwan, ROC
Anaerobe 13:107-13. 2007
..This study suggested that poultry digestive tract may serve as potential source for the isolation of probiotic lactic acid bacteria...
- Diagnosis of zinc phosphide poisoning in chickens using a new analytical approach
Asheesh K Tiwary
California Animal Health and Food Safety Laboratory System, University of California, Davis, CA 95616, USA
Avian Dis 49:288-91. 2005
..It was also found that the determination of zinc concentrations in liver or kidney tissue or stomach contents is not a reliable indicator of zinc phosphide poisoning...
- The effect of feed deprivation on tissue invasion by Salmonella enteritidis
R W Moore
USDA, Agricultural Research Service, Egg Safety and Quality Research Unit, Athens, Georgia 30605, USA
Poult Sci 85:1333-7. 2006
..8 log increase). No significant differences in Salmonella invasion were detected for crops and ileum. These data suggest that molting may affect invasion of tissues by Salmonella enteritidis...
- Evaluation of Salmonella enteritidis in molting hens after administration of an experimental chlorate product (for nine days) in the drinking water and feeding an alfalfa molt diet
USDA ARS SPARC, 2881 F and B Road, College Station, Texas 77845, USA
Poult Sci 84:1186-90. 2005
..For several parameters, these results suggest that ECP or the combination of ECP and alfalfa may be a useful tool to reduce the risk of SE during an induced molt...
- Scavenging pullets in Burkina Faso: effect of season, location and breed on feed and nutrient intake
Centre National de la Recherche Scientifique et Technologique, Ouagadougou, Burkina Faso
Trop Anim Health Prod 37:623-34. 2005
..05). The nutrient composition of the crop contents indicates the need for supplementation, particularly of protein, for higher levels of production...
- FISH analysis of Lactobacillus biofilms in the gastrointestinal tract of different hosts
Centre of Microbial and Plant Genetics, K U Leuven, Leuven, Belgium
Lett Appl Microbiol 52:220-6. 2011
..To investigate the spatial organization of endogenous and exogenously applied Lactobacillus communities at specific locations in the adult gastrointestinal tract of different hosts...
- Prevalence and numbers of bacteria in broiler crop and gizzard contents
D P Smith
USDA, ARS, Richard B Russell Research Center, Athens, Georgia 30605, USA
Poult Sci 85:144-7. 2006
..However, because of the numbers of bacteria and amount of material in the crop and gizzard, it is unlikely that ingesta contamination would increase overall bacterial counts of prechill broiler carcasses...
- Comparison of Campylobacter levels in crops and ceca of broilers at slaughter
Twan van Gerwe
Department of Farm Animal Health, Faculty of Veterinary Medicine, Utrecht University, P O Box 80151, 3508 TD Utrecht, The Netherlands
Avian Dis 54:1072-4. 2010
..50) or the ceca (P = 0.92), indicating that this is not an effective measure to reduce cross-contamination at slaughter...
- Characterization and electrotransformation of Lactobacillus crispatus isolated from chicken crop and intestine
S S Beasley
Division of Microbiology, Department of Applied Chemistry and Microbiology, University of Helsinki, 00014 FIN, Finland
Poult Sci 83:45-8. 2004
..crispatus. In spite of its low frequency, transformation enables bioengineering of these strains to improve the probiotic function in feed adsorption, chicken health, and food safety...
- Effects of Lactobacilli and lactose on Salmonella typhimurium colonisation and microbial fermentation in the crop of the young turkey
S A Cutler
Department of Animal Science and Veterinary Microbiology, Iowa State University, Ames, IA, USA
Br Poult Sci 46:708-16. 2005
..5. Young turkeys confine eating to the hours of illumination (photophase) with a peak in consumption prior to the subjective dusk...
- Detection, characterization, and in vitro and in vivo expression of genes encoding S-proteins in Lactobacillus gallinarum strains isolated from chicken crops
Karen E Hagen
Department of Agricultural, Food and Nutritional Science, University of Alberta, Canada
Appl Environ Microbiol 71:6633-43. 2005
..The results of this study provide a basis for the investigation of gene duplication and sequence variation as mechanisms by which bacterial strains of the same species can share the same habitat...
- Lighting during grow-out and Salmonella in broiler flocks
Victoriya V Volkova
Epidemiology Group, Centre for Infectious Diseases, University of Edinburgh, R 138, Ashworth Laboratories, Kings Buildings, West Mains Road, Edinburgh, EH9 3JT, UK
Acta Vet Scand 52:46. 2010
..The protocols for lighting intensity vary. In a field study, we evaluated if the lighting practices impact the burden of Salmonella in broiler flocks...
- Two novel duck antibacterial peptides, avian beta-defensins 9 and 10, with antimicrobial activity
Institute of Animal Nutrition, Northeast Agricultural University, Harbin 150030, China
J Microbiol Biotechnol 19:1447-55. 2009
..The results revealed that both recombinant proteins retained their antimicrobial activities against Staphylococcus aureus under a range of different temperatures (-70 degrees C -100 degrees C) and pH values (pH 3-12)...
- Evaluation of an experimental chlorate product as a preslaughter feed supplement to reduce salmonella in meat-producing birds
J A Byrd
United States Department of Agriculture Agricultural Research Service, Southern Plains Agricultural Research Center, Food and Feed Safety Research Unit, College Station, TX 77845, USA
Poult Sci 87:1883-8. 2008
..5% ECP compared with the controls. These results indicate broilers supplemented with feed </= 5% ECP or water ECP 7 d before slaughter reduced ST without affecting growth parameters...
- Seasonal variations in the crop contents of scavenging Helmeted Guinea Fowls (Numida meleagris, L.) in Parakou (Benin)
Faculty of Agronomic Science, Department of Animal Production, University of Abomey Calavi, Cotonou, Republic of Benin
Br Poult Sci 49:751-9. 2008
..4. Scavenging provided insufficient nutrients and energy to allow guinea fowls to be productive. Therefore, more nutritionally balanced supplementary feed would be required during both seasons...
- Crop immune response post-Salmonella enteritidis challenge in eight commercial egg-layer strains and specific-pathogen-free White Leghorn chickens
L E Vaughn
Egg Safety and Quality Research Unit, Russell Research Center, USDA ARS, 950 College Station Road, Athens, GA 30605, USA
Avian Dis 52:79-87. 2008
..Comparison of crop sections determined a 1.2-4.0 times increase in ratio of lymphoid tissue in day 34 PI SE-challenged hens vs. uninfected control hens...
- A novel training model for laparoscopic pyeloplasty using chicken crop
Department of Urology, Muljibhai Patel Urological Hospital, Nadiad, India
J Endourol 22:725-8. 2008
..To create a model for laparoscopic pyeloplasty training using the crop and esophagus of a chicken. The model can be used to simulate the steps taken during laparoscopic pyeloplasty and to help trainees practice laparoscopic suturing skills...
- Treatment of lead toxicity and crop stasis in a California condor (Gymnogyps californianus)
Health Center, Los Angeles Zoo, 5333 Zoo Drive, Los Angeles, California 90027, USA
J Zoo Wildl Med 38:588-90. 2007
..The condor was managed with continuous infusion feeding. After the feeding tube was removed, the condor was managed with small amounts of soft food orally. After 10 wk of treatment, the crop returned to normal function...
- Cellular assessment of crop lymphoid tissue from specific-pathogen-free white leghorn chickens after Salmonella enteritidis challenge
Lara E Vaughn
Egg Safety and Quality Research Unit, Russell Research Center, USDA, Agricultural Research Service, 950 College Station Road, Athens, GA 30605, USA
Avian Dis 52:657-64. 2008
..The chicken crop seems to be an organ in which lymphoid tissue may arise in response to enteric SE infection, and a site in which a humoral response may be generated against the SE pathogen...
- Psittacine bird crop gavage feeding
Brian A Evans
The Animal Medical Center, 510 E 62nd St, New York, NY 10021, USA
Lab Anim (NY) 36:17-8. 2007
- Crop content in nutrient-restricted versus non-restricted organic laying hens with access to different forage vegetations
Department of Agroecology, Danish Institute of Agricultural Sciences, Tjele, Denmark
Br Poult Sci 48:177-84. 2007
- Nutritional content of the diets of free-living scarlet macaw chicks in southeastern Peru
Donald J Brightsmith
Schubot Exotic Bird Health Center, Department of Veterinary Pathobiology, Texas A and M University, College Station, TX 77843, USA
J Avian Med Surg 24:9-23. 2010
..Future analyses should investigate the bioavailability of Fe, Ca, and Zn in these diets and the effects of varying concentrations of fat, Na, Ca, Mg, and Na:K ratio on psittacine growth and development...
- Tissue distribution of psittacid herpesviruses in latently infected parrots, repeated sampling of latently infected parrots and prevalence of latency in parrots submitted for necropsy
Elizabeth K Tomaszewski
The Schubot Exotic Bird Health Center, Department of Veterinary Pathobiology, Texas A and M University, College Station, TX 77843 4467, USA
J Vet Diagn Invest 18:536-44. 2006
..Psittacid herpesvirus 2 (PsHV-2) was identified in 4 African grey parrots and a blue and gold macaw. Prior to this study PsHV-2 had only been found in African grey parrots...
- Purification and biochemical characterization of a turkey preduodenal esterase
Laboratoire de Biochimie et de Genie Enzymatique des Lipases, ENIS route de Soukra, 3038 Sfax Tunisia
Comp Biochem Physiol B Biochem Mol Biol 145:358-64. 2006
..The TPrE N-terminal amino acid sequence showed similarities to the N-terminal sequence of a thioesterase from mallard duck, but no similarity with known preduodenal lipases was found...
- Microbial community composition of the crop and ceca contents of laying hens fed diets supplemented with Chlorella vulgaris
Research Unit for Nutritional Physiology Oskar Kellner, Research Institute for the Biology of Farm Animals, Wilhelm Stahl Allee 2, 18196 Dummerstorf, Germany
Poult Sci 88:2324-32. 2009
..Most of the sequences retrieved from the DGGE bands formed ceca that were closely related to Ruminococcaceae, Lachnospiraceae, and lactobacilli, giving further insight into still poorly discovered intestinal microbiota of laying hens...
- Ingluvitis and oesophagitis in wild finches
Vet Rec 157:455. 2005
- Trichomoniasis in birds of prey (order Falconiformes) in Bahrain
J H Samour
National Avian Research Centre, Abu Dhabi, United Arab Emirates
Vet Rec 136:358-62. 1995
..Several therapeutic methods and the results obtained are described...
- A depressed, ataxic, and regurgitating Pacific Parrotlet. Diagnosis: acute lead poisoning
Department of Avian and Exotic Pet Medicine at the E and M Bobst Hospital of the Animal Medical Center, 510 E 62nd St, New York, NY 10021, USA
Lab Anim (NY) 31:23-5. 2002
- Reticuloendotheliosis in Hungarian partridge
D W Trampel
Department of Veterinary, Diagnostics and Production Animal Medicine, Iowa State University, Ames, Iowa 50011, USA
J Wildl Dis 38:438-42. 2002
..This disease has not previously been reported in Hungarian partridges. Hungarian partridge may represent a potential reservoir of infection for other gamebirds, including prairie chickens...
- Campylobacter isolation trends of cage versus floor broiler chickens: a one-year study
W L Willis
Department of Animal Sciences, North Carolina Agricultural and Technical State University, Greensboro 27411, USA
Poult Sci 81:629-31. 2002
..jejuni. The results from this study suggest that housing environment and time spent in that environment play a major role in the continuing shedding and isolation of C. jejuni in broiler chickens...
- Aggregation of animal lactobacilli with O157 enterohemorrhagic Escherichia coli
Institute of Animal Physiology, Slovak Academy of Sciences, Kosice Slovakia
J Vet Med B Infect Dis Vet Public Health 49:152-4. 2002
..The results of this study suggest that APF-producing lactobacilli could represent a further mechanism in the interaction of comensal microflora with enterohemorrhagic E. coli...
- Oral lavage with polyethylene glycol reduces microbial colonization in the gastrointestinal tract of broilers
Department of Poultry Sciences, The Pennsylvania State University, University Park 16802, USA
Poult Sci 81:585-9. 2002
..Polyethylene glycol resulted in complete evacuation of the upper GIT, as well as the intestine, within 3 h of use, and significantly reduced GNB concentrations...
- Lactobacillus agilis is an important component of the pigeon crop flora
Laboratory of Veterinary Bacteriology and Mycology, Faculty of Veterinary Medicine, Ghent University, Merelbeke, Belgium
J Appl Microbiol 91:488-91. 2001
..To examine the presence of lactic acid bacteria (LAB: enterococci, streptococci and lactobacilli) in the pigeon crop...
- Detection of Campylobacter spp. in ceca and crops with and without enrichment
M T Musgrove
Poultry Microbiological Safety Research Unit, Russell Research Center, Athens, Georgia 30605, USA
Poult Sci 80:825-8. 2001
..The large numbers of non-Campylobacter species that inhabit the intestinal tract may out-compete Campylobacter during enrichment, confounding detection...
- Antimicrobial susceptibility of intestinal bacteria from Swiss poultry flocks before the ban of antimicrobial growth promoters
Department of Food Science, Swiss Federal Institute of Technology,
Syst Appl Microbiol 24:116-21. 2001
..These data can be used as a baseline to determine antibiotic resistance rates after implementation of the growth promotor ban in 1999 in Switzerland...
- Bifidobacteria are obligate inhabitants of the crop of adult laying hens
Czech University of Agriculture Prague, Department of Microbiology and Biotechnology, Czech Republic
J Vet Med B Infect Dis Vet Public Health 48:227-33. 2001
..The results suggest that bifidobacteria are common and may even be one of the predominant parts of the hen crop flora...
- Effect of delayed placement on the incidence of Campylobacter jejuni in broiler chickens
W L Willis
Department of Animal Science, North Carolina Agricultural and Technical State University, Greensboro 27411, USA
Poult Sci 79:1392-5. 2000
- Campylobacter recovery from external and internal organs of commercial broiler carcass prior to scalding
M E Berrang
USDA ARS, Poultry Processing and Meat Quality Research Unit, Russell Research Center, Athens, Georgia 30604 5677, USA
Poult Sci 79:286-90. 2000
..However, even with no contamination from an internal organ, a substantial population of Campylobacter is already resident on broiler skin as the carcass enters the early stages of processing...
- Presence of Salmonella in the crop and ceca of broiler chickens before and after preslaughter feed withdrawal
D E Corrier
USDA, Agricultural Research Service, Food Animal Protection Research Laboratory, College Station, Texas 77845, USA
Poult Sci 78:45-9. 1999
- Diversity of lactic acid bacteria associated with ducks
Lehrstuhl für Technische Mikrobiologie, Technische Universitat Munchen, Freising, Germany
Syst Appl Microbiol 21:588-92. 1998
..Homofermentative and heterofermentative lactobacilli were identified, belonging to the phylogenetically defined Lb. acidophilus, Lb. salivarius and Lb. reuteri groups...
- Salmonella prevalence in crops of Ontario and Quebec broiler chickens at slaughter
J R Chambers
Southern Crop Protection and Food Research Centre, Research Branch, Agriculture and Agri Food Canada, Guelph, Ontario
Poult Sci 77:1497-501. 1998
..Such information would assist efforts to reduce Salmonella contamination in broiler chickens...
- Incidence of Campylobacter in crops of preharvest market-age broiler chickens
J A Byrd
USDA, Agricultural Research Service, Food Animal Protection Research Laboratory, College Station, Texas 77845, USA
Poult Sci 77:1303-5. 1998
- Comparative morphology of the alimentary tract and its glandular derivatives of captive bustards
T A Bailey
National Avian Research Center, Abu Dhabi, UAE
J Anat 191:387-98. 1997
..Analysis of the mean lengths of the alimentary tract components and weight of the liver and pancreas showed sexual dimorphism in cases where male and female data were available for direct comparison...
- Nocturnal digestion, cloacal excretion, and digestion-related thermogenesis in pigeons (Columba livia)
M E Rashotte
Department of Psychology, Florida State University, Tallahassee 32306 1051, USA rashotte psy fsu edu
Physiol Behav 61:83-92. 1997
..Questions about the relationship between digestion-related thermogenesis and shivering thermogenesis during the night in birds are highlighted by these findings...
- Diagnosis by polymerase chain reaction of Erysipelas septicemia in a flock of ring-necked pheasants
G E Hennig
Department of Pathobiology and Veterinary Science, College of Agriculture and Natural Resources, University of Connecticut, Storrs 06269, USA
Avian Dis 46:509-14. 2002
..Erysipelas septicemia was diagnosed by an Erysipelothrix species-specific polymerase chain reaction method with the substrate DNA isolated from formalin-fixed, paraffin-embedded liver...
- Carbohydrate-based cocktails that decrease the population of Salmonella and Campylobacter in the crop of broiler chickens subjected to feed withdrawal
Poultry Processing and Meat Quality Unit, Agricultural Research Service, United States Department of Agriculture, Russell Research Center, Athens, Georgia 30604, USA
Poult Sci 81:780-4. 2002
- Pathological effects of formalin (37% formaldehyde) mixed in feed or administered into the crops of White Leghorn cockerels
M Z Khan
Departments of Veterinary Pathology, University of Agriculture, Faisalabad 38040, Pakistan
J Vet Med A Physiol Pathol Clin Med 50:354-8. 2003
..Therefore, birds ingested less amount of formalin than that originally mixed in the feed...
- Effect of organic acids in drinking water for young broilers on Campylobacter infection, volatile fatty acid production, gut microflora and histological cell changes
Khon Kaen University, Department of Veterinary Public Health, Faculty of Veterinary Medicine, Khon Kaen, 40002 Thailand
Poult Sci 83:330-4. 2004
..Acidified drinking water could therefore play a crucial role in a biosecurity strategy of preventing Campylobacter spread via drinking water in broiler flocks...
- Ultrastructural changes of crop-sac and lactotrophs after systemic or intraventricular administration of drugs enhancing cholinergic transmission in pigeons
Institute of Veterinary Pharmacology, Faculty of Veterinary Medicine, University of Messina, Italy
Anat Anz 173:199-208. 1991
..The present results suggest that muscarinic receptors at the hypothalamic and/or anterior pituitary level are involved in avian species in the control of prolactin secretion...
- Effects of high zinc diets using zinc propionate on molt induction, organs, and postmolt egg production and quality in laying hens
S Y Park
Department of Poultry Science, Texas A and M University, College Station, Texas 77843, USA
Poult Sci 83:24-33. 2004
..05) heavier than those from hens on feed withdrawal. The data of the current study demonstrated that feeding a Zn propionate (1% zinc)-supplemented diet can induce molt...
- Filling and emptying of the alimentary tract of meal-fed broiler breeder hens
R J Buhr
Poultry Processing and Meat Quality Research Unit, Richard B Russell Agricultural Research Center, USDA, P O Box 5677, Athens, Georgia 30604 5677, USA
Poult Sci 82:2000-4. 2003
..Clearance of ingesta from the crop, proventriculus and gizzard, and intestines readily occurred while hens were held overnight without access to water...
- Salmonella enterica serovar typhimurium colonization of the crop in the domestic turkey: influence of probiotic and prebiotic treatment (Lactobacillus acidophilus and lactose)
Sara A Johannsen
Department of Animal Science, Iowa State University, Ames, IA 50011, USA
Avian Dis 48:279-86. 2004
..Immunohistochemical staining demonstrated ST in close association with the crop epithelium. Treatment with lactose and L. acidophilus supplementation did not reduce ST colonization...
- Detection and identification of Lactobacillus species in crops of broilers of different ages by using PCR-denaturing gradient gel electrophoresis and amplified ribosomal DNA restriction analysis
Le Luo Guan
Department of Agricultural, Food and Nutritional Science, University of Alberta, Edmonton, Alberta, Canada T6G 2P5
Appl Environ Microbiol 69:6750-7. 2003
..The results of our study provide comprehensive knowledge of the Lactobacillus microflora in the crops of birds of different ages using nucleic acid-based methods of detection and identification based on current taxonomic criteria...
- Effect of experimental chlorate product administration in the drinking water on Salmonella typhimurium contamination of broilers
J A Byrd
USDA ARS, Southern Plains Agricultural Research Center, College Station, Texas 77845, USA
Poult Sci 82:1403-6. 2003
..52 log10 ST). This study suggested that incorporation of ECP in the drinking water 24 to 48 h prior to slaughter could reduce Salmonella contamination in broilers...
- The effect of a range of xylanases added to a wheat-based diet on broiler performance and microflora populations
T C Murphy
Department of Agricultural and Environmental Science, Queen s University, Belfast
Br Poult Sci 45:S61-2. 2004
- Effects of isomalto-oligosaccharides on broiler performance and intestinal microflora
W F Zhang
National Feed Engineering Technology Research Center, China Agricultural University, Beijing, P R China
Poult Sci 82:657-63. 2003
..05). The facultative microflora of the crop and cecum were not affected by IMO supplementation. However, the thymus index was increased significantly in chicks consuming diets containing 0.3% IMO...
- Effect of dietary formic and propionic acids on salmonella pullorum shedding and mortality in layer chicks after experimental infection
Y H Al-Tarazi
Department of Basic Medical Veterinary Sciences, Faculty of Veterinary Medicine, Jordan University of Science and Technology JUST, PO Box 3030, Irbid, Jordan
J Vet Med B Infect Dis Vet Public Health 50:112-7. 2003
..pullorum and significantly decreases S. pullorum faecal excretion and reduced the chick mortality rate...
- Passage rate through the anterior digestive tract of broiler chickens fed on diets with ground and whole wheat
Department of Animal Science, Agricultural University of Norway, As, Norway
Br Poult Sci 43:662-8. 2002
..Thus, a hypothesis that the use of whole grain would slow down passage rate through the upper digestive tract was not supported by the current results...
- Mucosal humoral immunity to experimental Salmonella enteritidis infection in the chicken crop
Kun Ho Seo
FDA CFSAN OPDFB HFS 300, 5100 Paint Branch Parkway, College Park, MD 20740, USA
Avian Dis 46:1015-20. 2002
..These results indicate that the crop may function as another site for mucosal immunity, and the SE flagella-based ELISA of crop samples can provide a useful screening test of SE exposure in chickens...
- In vitro adhesion specificity of indigenous Lactobacilli within the avian intestinal tract
Division of General Microbiology, Department of Biosciences, FIN 00014 University of Helsinki, Finland
Appl Environ Microbiol 68:5155-9. 2002
..No adherence to the apical surfaces of undifferentiated enterocytes, the mucus-producing goblet cells, or the ileal mucus was detected...
- Anterior pituitary hormones: development of a bioassay leading to the discovery of prolactin
M Susan Smith
Am J Physiol Endocrinol Metab 287:E813-4. 2004
- Campylobacter colonization of the crops of newly hatched leghorn chicks
Richard L Ziprin
Food and Feed Safety Research Unit, Southern Plains Agricultural Research Center, Agricultural Research Service, United States Department of Agriculture, 2881 F and B Road, College Station, TX 77845, USA
Avian Dis 46:985-8. 2002
..The present results, therefore, indicate that bacterial factors necessary for colonization of the crop are not the same as those needed for colonization of the cecum...
- Physical, chemical, and microbiological changes in the crop of broiler chickens subjected to incremental feed withdrawal
United States Department of Agriculture, Russell Research Center, Athens, Georgia 30604, USA
Poult Sci 79:212-8. 2000
..Findings indicate that a decrease in the number of lactic acid producing bacteria in the crop and an increase in crop pH may be related to the reduction of anti-Enterobacteriaceae activity in the crop during extended feed withdrawal...
- Comparison of zinc acetate and propionate addition on gastrointestinal tract fermentation and susceptibility of laying hens to Salmonella enteritidis during forced molt
R W Moore
USDA ARS, Southern Plains Agricultural Research Center, Food and Feed Safety Research Unit, College Station, Texas 77845, USA
Poult Sci 83:1276-86. 2004
..At the zinc concentration used in these studies, the zinc dietary regimens may be effective for reducing the risk of SE during induced molt...
- Evaluation in vitro of the antagonistic substances produced by Lactobacillus spp. isolated from chickens
Edna T Lima
Department of Clinical Veterinary Medicine, College of Veterinary Medicine and Animal Science São Paulo State University, Distrito Rubião Junior S N CEP Botucatu, Brazil
Can J Vet Res 71:103-7. 2007
..The antagonistic substances produced by some of the Lactobacillus isolates were inactivated after treatment by proteolytic enzymes, which suggested that the substances could be antimicrobial peptides or bacteriocins...
- Multidrug-resistant bacterial ingluvitis associated with squamous cell carcinoma in a budgerigar (Melopsittacus undulatus)
Jennifer M Youl
Institute of Veterinary and Biomedical Sciences, Massey University, 222, Palmerston North, New Zealand
Vet Clin North Am Exot Anim Pract 9:557-62. 2006
..To the authors' knowledge, this is the first report of SCC in a budgerigar associated with a multidrug-resistant bacterial ingluvitis...
- Guar meal diets as an alternative approach to inducing molt and improving Salmonella enteritidis resistance in late-phase laying hens
Department of Poultry Science, Texas A and M University, College Station, TX 77843 2472, USA
Poult Sci 87:536-40. 2008
..Results indicate that feeding diets containing 20% GM are as effective as complete feed withdrawal with respect to inducing molt with the added benefit of improved resistance to Salmonella Enteritidis colonization and translocation...
- Influence of a dried Bacillus subtilis culture and antibiotics on performance and intestinal microflora in turkeys
Department of Animal Science, University of Nebraska, Lincoln 68583 0908
Poult Sci 69:1966-73. 1990
..05) at 12 and 16 wk of age than birds receiving Zn bacitracin or the control diet. Livability was not affected by the B. subtilis culture or the antibiotic treatments in either experiment...