Ionophore resistance of ruminal bacteria and its potential impact on human health.

[1]  R. E. Hungate,et al.  The Rumen and Its Microbes , 2013 .

[2]  J. Russell,et al.  The adaptation and resistance of Clostridium aminophilum F to the butyrivibriocin-like substance of Butyrivibrio fibrisolvens JL5 and monensin. , 2002, FEMS microbiology letters.

[3]  K. Lewis,et al.  Biofilms and Planktonic Cells of Pseudomonas aeruginosa Have Similar Resistance to Killing by Antimicrobials , 2001, Journal of bacteriology.

[4]  K. Lewis,et al.  Bacterial resistance to antimicrobials. , 2001 .

[5]  F. Aarestrup,et al.  Antimicrobial Growth Promoter Ban and Resistance to Macrolides and Vancomycin in Enterococci from Pigs , 2001, Journal of Clinical Microbiology.

[6]  Y. Wasteson,et al.  Horizontal Transfer of a Multi-Drug Resistance Plasmid between Coliform Bacteria of Human and Bovine Origin in a Farm Environment , 2001, Applied and Environmental Microbiology.

[7]  Frank Møller Aarestrup,et al.  Effect of Abolishment of the Use of Antimicrobial Agents for Growth Promotion on Occurrence of Antimicrobial Resistance in Fecal Enterococci from Food Animals in Denmark , 2001, Antimicrobial Agents and Chemotherapy.

[8]  J. Russell,et al.  Factors That Alter Rumen Microbial Ecology , 2001, Science.

[9]  Patrick Butaye,et al.  Differences in Antibiotic Resistance Patterns ofEnterococcus faecalis and Enterococcus faeciumStrains Isolated from Farm and Pet Animals , 2001, Antimicrobial Agents and Chemotherapy.

[10]  H. Sørum,et al.  Resistance to antibiotics in the normal flora of animals. , 2001, Veterinary research.

[11]  K. Lewis,et al.  Riddle of Biofilm Resistance , 2001, Antimicrobial Agents and Chemotherapy.

[12]  F. Aarestrup Occurrence, selection and spread of resistance to antimicrobial agents used for growth promotion for food animals in Denmark: Chapter 1: Introduction , 2000, APMIS. Supplementum.

[13]  C. Walsh Molecular mechanisms that confer antibacterial drug resistance , 2000, Nature.

[14]  P. Stewart,et al.  Role of Antibiotic Penetration Limitation in Klebsiella pneumoniae Biofilm Resistance to Ampicillin and Ciprofloxacin , 2000, Antimicrobial Agents and Chemotherapy.

[15]  T. Callaway,et al.  Variations in the Ability of Ruminal Gram-Negative Prevotella Species to Resist Monensin , 2000, Current Microbiology.

[16]  T. Callaway,et al.  Selection of a Highly Monensin-Resistant Prevotella bryantii Subpopulation with Altered Outer Membrane Characteristics , 1999, Applied and Environmental Microbiology.

[17]  T. Callaway,et al.  The Ability of “Low G + C Gram-Positive” Ruminal Bacteria to Resist Monensin and Counteract Potassium Depletion , 1999, Current Microbiology.

[18]  J. Costerton,et al.  Bacterial biofilms: a common cause of persistent infections. , 1999, Science.

[19]  B. Patel,et al.  Ammonia-Hyperproducing Bacteria from New Zealand Ruminants , 1998, Applied and Environmental Microbiology.

[20]  N. E. Jensen,et al.  Surveillance of antimicrobial resistance in bacteria isolated from food animals to antimicrobial growth promoters and related therapeutic agents in Denmark , 1998, APMIS : acta pathologica, microbiologica, et immunologica Scandinavica.

[21]  F. Aarestrup,et al.  Avoparcin used as a growth promoter is associated with the occurrence of vancomycin-resistant Enterococcus faecium on Danish poultry and pig farms. , 1997, Preventive veterinary medicine.

[22]  J. P. Fontenot,et al.  The effects of short-term and long-term monensin supplementation, and its subsequent withdrawal on digestion in sheep , 1997 .

[23]  J. Russell,et al.  Use of potassium depletion to assess adaptation of ruminal bacteria to ionophores , 1996, Applied and environmental microbiology.

[24]  J. Russell,et al.  An rRNA approach for assessing the role of obligate amino acid-fermenting bacteria in ruminal amino acid deamination , 1996, Applied and environmental microbiology.

[25]  H. Claus,et al.  vanA-mediated high-level glycopeptide resistance in Enterococcus faecium from animal husbandry. , 1995, FEMS microbiology letters.

[26]  J. Russell,et al.  Binding of radiolabeled monensin and lasalocid to ruminal microorganisms and feed. , 1994, Journal of animal science.

[27]  P. Leadlay,et al.  An ABC‐transporter from Streptomyces longisporoflavus confers resistance to the polyether‐ionophore antibiotic tetronasin , 1994, Molecular microbiology.

[28]  J. Russell,et al.  Effect of monensin on the specific activity of ammonia production by ruminal bacteria and disappearance of amino nitrogen from the rumen , 1993, Applied and environmental microbiology.

[29]  R. Wallace,et al.  The effect of tetronasin and monensin on fermentation, microbial numbers and the development of ionophore-resistant bacteria in the rumen. , 1993, The Journal of applied bacteriology.

[30]  K. Dawson,et al.  Some growth and metabolic characteristics of monensin-sensitive and monensin-resistant strains of Prevotella (Bacteroides) ruminicola , 1992, Applied and environmental microbiology.

[31]  J. Russell,et al.  Effect of ionophores and pH on growth of Streptococcus bovis in batch and continuous culture , 1990, Applied and environmental microbiology.

[32]  J. Russell,et al.  Non-proton-motive-force-dependent sodium efflux from the ruminal bacterium Streptococcus bovis: bound versus free pools , 1989, Applied and environmental microbiology.

[33]  D. K. Aaron,et al.  Antibiotic resistance of gram-negative enteric bacteria from pigs in three herds with different histories of antibiotic exposure , 1989, Applied and environmental microbiology.

[34]  J. Russell,et al.  More monensin-sensitive, ammonia-producing bacteria from the rumen , 1989, Applied and environmental microbiology.

[35]  J. Russell,et al.  Effect of ionophores on ruminal fermentation , 1989, Applied and environmental microbiology.

[36]  J. Russell,et al.  Enrichment and isolation of a ruminal bacterium with a very high specific activity of ammonia production , 1988, Applied and environmental microbiology.

[37]  J. Russell,et al.  Effects of additives on in vitro ruminal fermentation: a comparison of monensin and bacitracin, another gram-positive antibiotic. , 1988, Journal of animal science.

[38]  D. Mountfort The rumen anaerobic fungi , 1987 .

[39]  J. Russell A proposed mechanism of monensin action in inhibiting ruminal bacterial growth: effects on ion flux and protonmotive force. , 1987, Journal of animal science.

[40]  F. Harold The Vital Force: A Study of Bioenergetics , 1986 .

[41]  J. Russell,et al.  Effects of Various Methane Inhibitors on the Fermentation of Amino Acids by Mixed Rumen Microorganisms in Vitro , 1984 .

[42]  J. Boling,et al.  FACTORS AFFECTING RESISTANCE OF MONENSIN-RESISTANT AND SENSITIVE STRAINS OF Bacteroides ruminicola , 1984 .

[43]  G. T. Schelling Monensin mode of action in the rumen. , 1984, Journal of animal science.

[44]  W. Bergen,et al.  Ionophores: their effect on production efficiency and mode of action. , 1984, Journal of animal science.

[45]  R. D. Goodrich,et al.  Influence of monensin on the performance of cattle. , 1984, Journal of animal science.

[46]  A. Donoho Biochemical studies on the fate of monensin in animals and in the environment. , 1984, Journal of animal science.

[47]  J. Boling,et al.  Monensin-resistant bacteria in the rumens of calves on monensin-containing and unmedicated diets , 1983, Applied and environmental microbiology.

[48]  T. Nagaraja,et al.  Effect of lasalocid, monensin or thiopeptin on lactic acidosis in cattle. , 1982, Journal of animal science.

[49]  F. Owens,et al.  Monensin supplementation and in vivo methane production by steers. , 1981, Journal of animal science.

[50]  Hanson Lj,et al.  Toxic effects of lasalocid in horses. , 1981 .

[51]  T. Nagaraja,et al.  Effects of lasalocid or monensin on lactate-producing or -using rumen bacteria. , 1981, Journal of animal science.

[52]  K. Cheng,et al.  Effect of monensin on fermentation characteristics of the artificial rumen , 1980, Applied and environmental microbiology.

[53]  M. Wolin,et al.  Effect of Monensin and Lasalocid-Sodium on the Growth of Methanogenic and Rumen Saccharolytic Bacteria , 1979, Applied and environmental microbiology.

[54]  T. Klopfenstein,et al.  Monensin effects on diet digestibility, ruminal protein bypass and microbial protein synthesis. , 1979, Journal of animal science.

[55]  L. A. Muir,et al.  Sensitivity of Streptococcus bovis to various antibiotics. , 1979, Journal of animal science.

[56]  W. J. Visek,et al.  The Mode of Growth Promotion by Antibiotics , 1978 .

[57]  S. Levy Emergence of antibiotic-resistant bacteria in the intestinal flora of farm inhabitants. , 1978, The Journal of infectious diseases.

[58]  C. V. Van Nevel,et al.  Effect of monensin on rumen metabolism in vitro , 1977, Applied and environmental microbiology.

[59]  S. Levy,et al.  Changes in intestinal flora of farm personnel after introduction of a tetracycline-supplemented feed on a farm. , 1976, The New England journal of medicine.

[60]  A. Raun,et al.  Effect of Monensin on Rumen Fermentation in Vitro and in Vivo , 1976 .

[61]  S. Levy,et al.  Spread of antibiotic-resistant plasmids from chicken to chicken and from chicken to man , 1976, Nature.

[62]  D. Hirsh,et al.  The effect of tetracycline upon establishment of Escherichia coli of bovine origin in the enteric tract of man. , 1974, The Journal of applied bacteriology.

[63]  J. Costerton,et al.  Cell Envelope Morphology of Rumen Bacteria , 1974, Journal of bacteriology.

[64]  Pressman Bc Properties of ionophores with broad range cation selectivity. , 1973 .

[65]  H. Smith Transfer of antibiotic resistance from animal and human strains of Escherichia coli to resident E. coli in the alimentary tract of man. , 1969, The Veterinary record.

[66]  M. P. Bryant,et al.  A Study of Bacterial Species from the Rumen Which Produce Ammonia from Protein Hydrolyzate. , 1961, Applied microbiology.

[67]  Bryan Mp,et al.  Microbiological and physiological changes associated with acute indigestion in sheep. , 1952 .

[68]  T. Jukes,et al.  Further Observations on the “Animal Protein Factor” , 1950 .

[69]  F. Riddell Structure, conformation, and mechanism in the membrane transport of alkali metal ions by ionophoric antibiotics. , 2002, Chirality.

[70]  F. Haesebrouck,et al.  Incomplete cross resistance against ionophores in Enterococcus faecium and Enterococcus faecalis strains from pigs and poultry. , 2000, Microbial drug resistance.

[71]  F. Aarestrup,et al.  Associations between the use of antimicrobial agents for growth promotion and the occurrence of resistance among Enterococcus faecium from broilers and pigs in Denmark, Finland, and Norway. , 2000, Microbial drug resistance.

[72]  F. Owens,et al.  Acidosis in cattle: a review. , 1998, Journal of animal science.

[73]  C. Stewart,et al.  The Rumen Microbial Ecosystem , 1997, Springer Netherlands.

[74]  J. Russell,et al.  Effect of forage quality and monensin on the ruminal fermentation of fistulated cows fed continuously at a constant intake. , 1997, Journal of animal science.

[75]  T. Nagaraja,et al.  Manipulation of ruminal fermentation , 1997 .

[76]  I. Roberts The biochemistry and genetics of capsular polysaccharide production in bacteria. , 1996, Annual review of microbiology.

[77]  C. V. Van Nevel,et al.  [Adaptation of rumen fermentation to monensin]. , 1995, Reproduction, nutrition, development.

[78]  L. Mbanzamihigo,et al.  Essai sur l'adaptation de la fermentation ruminale au monensin , 1995 .

[79]  F M Aarestrup,et al.  Occurrence of glycopeptide resistance among Enterococcus faecium isolates from conventional and ecological poultry farms. , 1995, Microbial drug resistance.

[80]  A. Engeland,et al.  Prediction of cancer incidence in the Nordic countries up to the years 2000 and 2010. A collaborative study of the five Nordic Cancer Registries. , 1993, APMIS. Supplementum.

[81]  S. Levy The Antibiotic Paradox , 1992, Springer US.

[82]  R. Wallace,et al.  Properties of ionophore-resistant Bacteroides ruminicola enriched by cultivation in the presence of tetronasin. , 1992, The Journal of applied bacteriology.

[83]  S. Duncan,et al.  Antibiotic Manipulation of the Rumen Microflora. The Effects of Avoparcin and Monensin on the Release of Tritium from Labelled Cellulose by Bacteroides Succinogenes and the Rumen Fungus Neocallimastix Frontalis , 1987 .

[84]  Gary L. Cromwell,et al.  ANTIBIOTIC RESISTANCE IN PIGS FOLLOWING A 13 YEAR BAN , 1986 .

[85]  F. Harold,et al.  The vital force , 1986 .

[86]  W. Buck,et al.  Toxicity and therapeutics of monensin: a review , 1985 .

[87]  T. Nagaraja,et al.  Effect of lasalocid, monensin and thiopeptin on lactic acidosis in cattle. J. Anim. Sci., 54, 649-58 , 1982 .

[88]  T. Hino Action of Monensin on Rumen Protozoa , 1981 .

[89]  M. Durand,et al.  Influence of minerals in rumen microbial digestion , 1980 .

[90]  G. Coleman Rumen ciliate protozoa. , 1980, Advances in parasitology.

[91]  J W Costerton,et al.  How bacteria stick. , 1978, Scientific American.

[92]  P. B. Marsh,et al.  Effect of monensin fed with forage on digestion and the ruminal ecosystem of steers. , 1976, Journal of animal science.

[93]  J. Davies,et al.  Mechanisms of antibiotic resistance in bacteria. , 1973, Annual review of biochemistry.

[94]  B. D. Davis,et al.  The Isolation of Biochemically Deficient Mutants of Bacteria by Means of Penicillin. , 1949, Proceedings of the National Academy of Sciences of the United States of America.