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United States Department of Agriculture

Agricultural Research Service

Related Topics

Michael Flythe
Forage-animal Production Research
Microbiology

Phone: (859) 257-1647
Fax: (859) 257-3334
Room N-220

1100 S. LIMESTONE-AGRICULTURAL SCIENCE BUILDING N.
UNIVERSITY OF KY CAMPUS
LEXINGTON , KY 40546

Projects
Optimizing the Biology of the Animal-Plant Interface for Improved Sustainability of Forage-Based Animal Enterprises
Appropriated (D)
  Accession Number: 423805
Sustainable Forage-Based Production for the Mid-South Transition Zone
Appropriated (D)
  Accession Number: 424287
Utilizing the University of Kentucky Animal Care and Use Committee
Nonfunded Cooperative Agreement (N)
  Accession Number: 430905
On-farm Biomass Processing: Towards an Integrated High Solids Transporting/Storing/Processing System (UKRF Subaward No. 3048109826-13-061)
Reimbursable (R)
  Accession Number: 423960
Marketability and Management Approaches for Adding Value to Cull Cows for Local Production of Ground Beef
Specific Cooperative Agreement (S)
  Accession Number: 431509

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Effect of spent craft brewers’ yeast on fermentation and methane production by rumen microorganisms -
Pszczolkowski, V.L., Bryant, R.W., Harlow, B.E., Aiken, G.E., Martin, L.J., Flythe, M.D. 2016. Effect of spent craft brewers’ yeast on fermentation and methane production by rumen microorganisms. Advances in Microbiology. 6:716-723 http://dx.doi.org/10.4236/aim.2016.69070.
Phytochemical alternatives to antibiotic growth promoters: Ruminant nitrogen efficiency at the nexus of energy, food, water and health -
Degradation of spent craft brewer’s yeast by caprine rumen hyper ammonia-producing bacteria -
Harlow, B.E., Bryant, R.W., Cohen, S.D., O'Connell, S.P., Flythe, M.D. 2016. Degradation of spent craft brewer’s yeast by caprine rumen hyper ammonia-producing bacteria. Letters in Applied Microbiology. doi:10.1111/lam.12623.
Effect of dietary starch source and concentration on equine fecal microbiota -
Harlow, B.E., Lawrence, L.M., Hayes, S.H., Crum, A., Flythe, M.D. 2016. Effect of dietary starch source and concentration on equine fecal microbiota. PLoS One. 11(4): e0154037. doi:10.1371/journal.
Age-related changes in select fecal bacteria in foals -
Pyles, M.B., Fowler, A.L., Bill, V., Harlow, B., Crum, A., Hayes, S.H., Flythe, M.D., Lawrence, L.M. 2016. Development of select fecal bacterial communities in foals and evaluation of the effects of maternal diet. J. Anim. Sci Vol. 94, E-Suppl. 5/J. Dairy Sci. Vol. 99, E-Suppl. 1. Pgs. 383-384.
Effect of starch source in pelleted concentrates on fecal bacterial communities in Thoroughbred mares -
Pyles, M.B., Fowler, A.L., Bill, V., Harlow, B.E., Crum, A., Hayes, S.H., Flythe, M.D., Lawrence, L.M. 2016. Effect of starch source in pelleted concentrates on fecal bacterial communities in Thoroughbred mares. J. Anim. Sci Vol. 94, E-Suppl. 5/J. Dairy Sci. Vol. 99, E-Suppl. 1. Pgs. 383-384.
Red clover: An alternative to antibiotic growth promoters? -
Flythe, M.D., Aiken, G.E. 2016. Red clover: An alternative to antibiotic growth promoters?. Progressive Cattlemen. Pgs. 36-38.
Mitigation of ergot vasoconstriction by clover isoflavones in goats (Capra hircus) -
Aiken, G.E., Flythe, M.D., Kagan, I., Huihua, J., Bush, L.P. 2016. Mitigation of ergot vasoconstriction by clover isoflavones in goats (Capra hircus). Frontiers in Veterinary Science. doi: 10.3389/fvets.2016.00017.
Switchgrass (Panicum virgatum) fermentation by Clostridium thermocellum and Clostridium saccharoperbutylacetonicum sequential culture in a continuous flow reactor -
Elia, N.M., Nokes, S.E., Flythe, M.D. 2016. Switchgrass (Panicum virgatum) fermentation by Clostridium thermocellum and Clostridium saccharoperbutylacetonicum sequential culture in a continuous flow reactor. AIMS Energy. 4(1):95-103.
Isoflavone rumen metabolites: A missing link in the benefits of legumes on grazing animal production -
Flythe, M.D., Aiken, G.E., Kagan, I. 2016. Isoflavone rumen metabolites: A missing link in the benefits of legumes on grazing animal production. American Forage and Grassland Conference Proceedings. Pg. 13.
Effects of inulin chain length on fermentation by equine fecal bacteria and Streptococcus bovis -
Harlow, B.E., Kagan, I., Lawrence, L.M., Flythe, M.D. 2015. Effects of inulin chain length on fermentation by equine fecal bacteria and Streptococcus bovis. Journal of Equine Veterinary Science. doi: 10.1016./j.jevs.2015.11.010.
Interaction of isoflavones and endophyte-infected tall fescue seed extract on vasoactivity of bovine mesenteric vasculature -
Jia, Y., Harmon, D.L., Flythe, M.D., Klotz, J.L. 2015. Interaction of isoflavones and endophyte-infected tall fescue seed extract on vasoactivity of bovine mesenteric vasculature. Frontiers in Nutrition: Animal Nutrition and Metabolism. doi: 10.3389/fnut.2015.00032.
The effects of steroid implant and dietary soybean hulls on estrogenic activity of sera of steers grazing toxic endophyte-infected tall fescue pasture -
Shappell, N.W., Flythe, M.D., Aiken, G.E. 2015. The effects of steroid implant and dietary soybean hulls on estrogenic activity of sera of steers grazing toxic endophyte-infected tall fescue pasture. Frontiers in Veterinary Science. DOI: 10.3389/fvets.2015.00030.
Effect of starch source (corn, oats or wheat) and concentration on fermentation by equine fecal microbiota in vitro -
Harlow, B.E., Donley, T.M., Lawrence, L.M., Flythe, M.D. 2015. Effect of starch source (corn, oats or wheat) and concentration on fermentation by equine fecal microbiota in vitro. Journal of Applied Microbiology. doi: 10.1111/jam.12927.
Sample handling factors affecting the enumeration of lactobacilli and cellulolytic bacteria in equine feces -
Harlow, B.E., Lawrence, L.M., Flythe, M.D. 2015. Sample handling factors affecting the enumeration of lactobacilli and cellulolytic bacteria in equine feces. Journal of Equine Veterinary Science. 35(9):744-748. doi: http://dx.doi.org/10.1016/j.jevs.2015.07.011.
Switchgrass (Panicum virgatum) fermentation by Clostridium thermocellum and Clostridium beijerinckii sequential culture: effect of feedstock particle size on gas production -
Flythe, M.D., Elia, N.M., Schmal, M.B., Nokes, S.E. 2015. Switchgrass (Panicum virgatum) fermentation by Clostridium thermocellum and Clostridium beijerinckii sequential culture: effect of feedstock particle size on gas production. Advances in Microbiology. 5:311-316.
Effect of inulin chain length on fermentation by equine fecal bacteria and Streptococcus bovis in vitro -
Harlow, B.E., Lawrence, L.M., Kagan, I., Flythe, M.D. 2015. Effect of inulin chain length on fermentation by equine fecal bacteria and Streptococcus bovis in vitro. Proceedings of the Equine Science Society. 35:425.
Exogenous lactobacilli mitigate microbial changes associated with grain fermentation in vitro -
Harlow, B.E., Lawrence, L.M., Kagan, I., Harris, P., Flythe, M.D. 2015. Exogenous lactobacilli mitigate microbial changes associated with grain fermentation in vitro. Proceedings of the Equine Science Society. 35:400-417.
Soluble phenolic compounds in different cultivars of red clover and alfalfa, and their implication for protection against proteolysis and ammonia production in ruminants -
Kagan, I., Goff, B.M., Flythe, M.D. 2015. Soluble phenolic compounds in different cultivars of red clover and alfalfa, and their implication for protection against proteolysis and ammonia production in ruminants. Natural Product Communications. 10(7):1263-1267.
Hops (Humulus lupulus) ß-acid as an inhibitor of caprine rumen hyper-ammonia-producing bacteria in vitro -
Flythe, M.D., Aiken, G.E., Gellin, G.L., Klotz, J.L., Goff, B.M., Andries, K. 2015. Hops (Humulus lupulus) ß-acid as an inhibitor of caprine rumen hyper-ammonia-producing bacteria in vitro. Agriculture, Food and Analytical Bacteriology. 5:29-36.
Vasoconstrictive responses by the carotid and auricular arteries in goats to ergot alkaloid exposure -
Aiken, G.E., Flythe, M.D. 2014. Vasoconstrictive responses by the carotid and auricular arteries in goats to ergot alkaloid exposure. Frontiers in Chemistry. 2:101. DOI: 10.3389/fchem.2014.00101.
Inhibition of fructan-fermenting equine fecal bacteria and Streptococcus bovis by hops (Humulus lupulus L.) ß-acid -
Harlow, B.E., Lawrence, L.M., Kagan, I., Flythe, M.D. 2014. Inhibition of fructan-fermenting equine fecal bacteria and Streptococcus bovis by hops (Humulus lupulus L.) ß-acid. Journal of Applied Microbiology. 117:329-339.
Pretreatment of lignocellulosic biomass using Fenton chemistry -
Kato, D., Elia, N.M., Flythe, M.D., Lynn, B.C. 2014. Pretreatment of lignocellulosic biomass using Fenton chemistry. Bioresource Technology. 162:273-278.
Thin-layer chromatographic (TLC) separations and bioassays of plant extracts to identify antimicrobial compounds -
Kagan, I., Flythe, M.D. 2014. Thin-layer chromatographic (TLC) separations and bioassays of plant extracts to identify antimicrobial compounds. Journal of Visualized Experiments. 85:e51411. doi:10.3791/51411.
Antimicrobial activity of red clover (Trifolium pratense L.) extract on caprine hyper ammonia-producing bacteria -
Flythe, M.D., Harrison, B., Kagan, I., Klotz, J.L., Gellin, G.L., Goff, B.M., Aiken, G.E. 2013. Antimicrobial activity of red clover (Trifolium pratense L.) extract on caprine hyper ammonia-producing bacteria. Agriculture, Food and Analytical Bacteriology. 3:176-185.
Diarrhea-associated pathogens, lactobacilli and cellulolytic bacteria in equine feces: responses to antibiotic challenge -
Harlow, B.E., Lawrence, L.M., Flythe, M.D. 2013. Diarrhea-associated pathogens, lactobacilli and cellulolytic bacteria in equine feces: responses to antibiotic challenge. Veterinary Microbiology. 166:225-232.
Switchgrass (Panicum virgatum) fermentation by sequential culture of Clostridium thermocellum and Clostridium beijerinckii: effect of particle size on gas production -
Elia, N.M., Flythe, M.D., Nokes, S.E. 2013. Switchgrass (Panicum virgatum) fermentation by sequential culture of Clostridium thermocellum and Clostridium beijerinckii: effect of particle size on gas production. American Society for Microbiology General Meeting. 207:2476.
Evaluation of PCR-DGGE as a method to recapitulate host phylogeny by fecal microbial community fingerprint -
Flythe, M.D., Lawrence, L.M., Strasinger, L.A., Fisher, T.M., Gellin, G.L., Harlow, B.E. 2013. Evaluation of PCR-DGGE as a method to recapitulate host phylogeny by fecal microbial community fingerprint. Congress on Gastrointestinal Function. 67-68.
Factors affecting the separation and bioactivity of red clover (Trifolium pratense) extracts assayed against Clostridium sticklandii, a ruminal hyper ammonia-producing bacterium -
Kagan, I., Flythe, M.D. 2012. Factors affecting the separation and bioactivity of red clover (Trifolium pratense) extracts assayed against Clostridium sticklandii, a ruminal hyper ammonia-producing bacterium. Natural Product Communications. 12:1557-1690.
Metabolic control of Clostridium thermocellum via selective inhibition and compensatory product formation -
Flythe, M.D. 2012. Metabolic control of Clostridium thermocellum via selective inhibition and compensatory product formation. Global Biofuels & Bioproducts Summit (OMICS Group Conferences). 3:7.
Bacterial colonization of the equine gut; comparison of mare and foal pairs by PCR-DGGE -
Earing, J.R., During, A.C., Gellin, G.L., Lawrence, L.M., Flythe, M.D. 2012. Bacterial colonization of the equine gut; comparison of mare and foal pairs by PCR-DGGE. Journal of Applied Microbiology. 2:79-86.
Metabolic control of Clostridium thermocellum via inhibition of hydrogenase activity and the glucose transport rate -
Li, H., Knutson, B.L., Nokes, S.E., Lynn, B.C., Flythe, M.D. 2012. Metabolic control of Clostridium thermocellum via inhibition of hydrogenase activity and the glucose transport rate. Applied Microbiology and Biotechnology. 93(4):1777-1784.
Effect of alfalfa (medicago sativa) on fermentation profile and nutritive value of switchgrass (panicum virgatum) and bermudagrass (cynodon dactylon) silages -
Marfo-Ahenkora, E., Aiken, G.E., Flythe, M.D. 2014. Effect of alfalfa (medicago sativa) on fermentation profile and nutritive value of switchgrass (panicum virgatum) and bermudagrass (cynodon dactylon) silages. Ghana Science Association. 47:15-29.
Phytochemicals that modulate amino acid and peptide catabolism by caprine rumen microbes -
Flythe, M.D., Kagan, I., Gellin, G.L., Goff, B.M., Aiken, G.E., Cheeke, P.R. 2011. Phytochemicals that modulate amino acid and peptide catabolism by caprine rumen microbes. Conference on Gastrointestinal Function. p. 470.786.
Ergot alkaloids: toxicokinetics and vascular effects -
Strickland, J.R., Brown, K.R., Aiken, G.E., Klotz, J.L., Flythe, M.D. 2012. Ergot alkaloids: toxicokinetics and vascular effects. International Symposium on Fungal Endophytes of Grasses. pgs 14-19.
BOARD-INVITED REVIEW: St Anthony's fire in livestock: causes mechanisms and potential solutions -
Strickland, J.R., Looper, M.L., Matthews, J.C., Rosekrans, Jr, C., Flythe, M.D., Brown, K.R. 2011. BOARD-INVITED REVIEW: St Anthony's fire in livestock: causes mechanisms and potential solutions. Journal of Animal Science. 89:1603-1626.
Decreased competiveness of the foodborne pathogen, Campylobacter jejuni, co-culture with the hyper-ammonia anaerobe, Clostridium aminophilum Reprint Icon -
Anderson, R.C., Flythe, M.D., Krueger, N.A., Callaway, T.R., Edrington, T.S., Harvey, R.B., Nisbet, D.J. 2010. Decreased competitiveness of the foodborne pathogen, Campylobacter jejuni, co-culture with the hyper-ammonia anaerobe, Clostridium aminophilum. Folia Microbiologica. 55:309-311.
Ergot Alkaloids: Toxicokinetics and Vascular Effects in Grazing Animals -
Strickland, J.R., Aiken, G.E., Klotz, J.L., Flythe, M.D., Brown, K.R. 2010. Ergot Alkaloids: Toxicokinetics and Vascular Effects in Grazing Animals. International Symposium on Fungal Endophytes of Grasses. pp 103-104.
Profiling the Change in Fecal Microbial Populations of Mares and Foals Over Time -
Earing, J.E., Durig, A.C., Gellin, G.L., Flythe, M.D., Lawrence, L.M. 2010. Profiling the Change in Fecal Microbial Populations of Mares and Foals Over Time. Joint Meeting of the ADSA, AMSA, ASAS and PSA.
Effects of hops (Humulus lupulus L.) extract on volatile fatty acid production by rumen bacteria -
Flythe, M.D., Aiken, G.E. 2010. Effects of hops (Humulus lupulus L.) extract on volatile fatty acid production by rumen bacteria. Journal of Applied Microbiology. 109(4):1169-1176.
Investigtion of the metabolic inhibition observed in solid-substrate cultivation of Clostidium thermocellum on avicel -
Dharmagadda, V.S., Nokes, S.E., Strobel, H.J., Flythe, M.D. 2010. Investigtion of the metabolic inhibition observed in solid-substrate cultivation of Clostidium thermocellum on avicel. Bioresource Technology. 101:6039-6044.
Antimicrobial Effects of Red Clover (Trifolium pratense) Phenolic Extract on the Ruminal Hyper Ammonia-producing Bacterium, Clostridium sticklandii SR -
Flythe, M.D., Kagan, I. 2010. Antimicrobial Effects of Red Clover (Trifolium pratense) Phenolic Extract on the Ruminal Hyper Ammonia-producing Bacterium, Clostridium sticklandii SR. Curr Microbiol (2010) 61:125-131.
The Antimicrobial Effects of Hops (Humulus lupulus L.) on Ruminal Hyper Ammonia-Producing Bacteria -
Flythe, M.D. 2009. The Antimicrobial Effects of Hops (Humulus lupulus L.) on Ruminal Hyper Ammonia-Producing Bacteria. The Society for Applied Microbiology, Letters in Applied Microbiology. 48, 712-717.
The Effects of Monensin on Amino Acid Catabolizing Bacteria Isolated from the Boer Goat Rumen -
Flythe, M.D., Andries, K. 2009. The Effects of Monensin on Amino Acid Catabolizing Bacteria Isolated from the Boer Goat Rumen. Small Ruminant Research. 81. 178-181
The Effect of Toxic Tall Fescue on Cellobiose-Utilizing Populations in the Bovine Rumen -
Flythe, M.D., Gellin, G.L., Klotz, J.L., Strickland, J.R., Brown, K.R., Matthews, J.C., Boling, J.A. 2008. The Effect of Toxic Tall Fescue on Cellobiose-Utilizing Populations in the Bovine Rumen. American Society for Microbiology Annual Meeting. ISBN 978-1555814939. Z-040 (Abstract CD).
Ergot Alkaloid Effects on Animal Physiology -
Strickland, J.R., Kirch, B.H., Klotz, J.L., Smith, L.L., Aiken, G.E., Flythe, M.D. 2008. Ergot Alkaloid Effects on Animal Physiology. Society for Range Management Meeting Abstracts. Published on Compact Disc, distributed at meeting; Abstract #1843. (http://srm.confex.com/srm/2008/techprogram/P1843.HTM).
The effect of acidic pH on the ability of Clostridium sporogenes MD1 to take up and retain intracellular potassium -
Flythe, M.D., Russell, J.B. 2006. The effect of acidic pH on the ability of Clostridium sporogenes MD1 to take up and retain intracellular potassium. Federation of European Microbiological Societies Microbiology Letters. 12:245-252.
ARS News Articles
Last Modified: 5/2/2016
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