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United States Department of Agriculture

Agricultural Research Service

Research Project: Optimizing the Biology of the Animal-Plant Interface for Improved Sustainability of Forage-Based Animal Enterprises

Location: Forage-Animal Production Research

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)

Recent investigations of ergot alkaloids incorporated into plant and/or animal systems - (Review Article)
Klotz, J.L., Smith, D.L. 2015. Recent investigations of ergot alkaloids incorporated into plant and/or animal systems. Front. Chem. 3:23. doi: 10.3389/fchem.2015.00023.
Hops (Humulus lupulus) ß-acid as an inhibitor of caprine rumen hyper-ammonia-producing bacteria in vitro - (Peer Reviewed Journal)
(05-Mar-15)
From the Lab Bench: Why the heat and cold stresses on tall fescue pasture - (Popular Publication)
Aiken, G.E. 2015. From the Lab Bench: Why the heat and cold stresses on tall fescue pasture. Cow Country News. Pg. 48 http://issuu.com/cowcountrynews/docs/ccnmarch2015/49?e=6680951/11554905.
Vasoconstrictive responses of the testicular and caudal arteries in bulls exposed to ergot alkaloids from tall fescue - (Peer Reviewed Journal)
Aiken, G.E., Burns, M.G., Stowe, H.M., Andrae, J.G., Pratt, S.L. 2015. Vasoconstrictive responses of the testicular and caudal arteries in bulls exposed to ergot alkaloids from tall fescue. Professional Animal Scientist. 31:130-136 doi:10.15232\pas.2014-01373.
Forage nutritive value and steer responses to grazing intensity and seed head suppression of endophyte-free tall fescue in mixed pastures - (Peer Reviewed Journal)
(10-Feb-15)
Transferring research data to producers - (Popular Publication)
Aiken, G.E. 2015. Transferring research data to producers. Cow Country News. Pgs. 48-50.
Tall fescue seed extraction and partial purification of ergot alkaloids - (Peer Reviewed Journal)
Huihua, J., Fannin, N., Klotz, J.L., Bush, L.P. 2014. Tall fescue seed extraction and partial purification of ergot alkaloids. Frontiers in Chemistry: Chemical Biology. 2:110.
Transcriptome response in different tissues of Lolium arundinaceum to the fungal endophyte Epichloe coenophiala - (Abstract Only)
(21-Oct-14)
Development of a methodology to measure the effect of ergot alkaloids on forestomach motility using real-time wireless telemetry - (Peer Reviewed Journal)
Egert, A.M., Mcleod, K.R., Harmon, D.L., Klotz, J.L. 2014. Development of a methodology to measure the effect of ergot alkaloids on forestomach motility using real-time wireless telemetry. Frontiers in Chemistry: Chemical Biology. 2:90.
Effect of intake on fasting heat production, respiratory quotient and plasma metabolites measured using the washed rumen technique - (Peer Reviewed Journal)
Kim, D., Mcleod, K.R., Koontz, A.F., Foote, A.P., Klotz, J.L., Harmon, D.L. 2015. Effect of intake on fasting heat production, respiratory quotient and plasma metabolites measured using the washed rumen technique. Animal. 9:58-66.
Effect of fescue toxicosis on whole body energy and nitrogen balance, in situ degradation and ruminal passage rates in Holstein steers - (Peer Reviewed Journal)
Koontz, A.F., Kim, D., Mc Leod, K.R., Klotz, J.L., Harmon, D.L. 2014. Effect of fescue toxicosis on whole body energy and nitrogen balance, in situ degradation and ruminal passage rates in Holstein steers. Animal Production Science. http://dx.doi.org/10.1071/AN14037.
Inhibition of fructan-fermenting equine fecal bacteria and Streptococcus bovis by hops (Humulus lupulus L.) ß-acid - (Peer Reviewed Journal)
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.
Isolating and using sections of bovine mesenteric artery and vein as a bioassay to test for vasoactivity in the small intestine - (Peer Reviewed Journal)
Klotz, J.L., Barnes, A.J. 2014. Isolating and using sections of bovine mesenteric artery and vein as a bioassay to test for vasoactivity in the small intestine. Journal of Visualized Experiments. 92:e52020.
Pretreatment of lignocellulosic biomass using Fenton chemistry - (Peer Reviewed Journal)
Kato, D., Elia, N.M., Flythe, M.D., Lynn, B.C. 2014. Pretreatment of lignocellulosic biomass using Fenton chemistry. Bioresource Technology. 162:273-278.
Acute exposure to ergot alkaloids from endophyte-infected tall fescue does not alter absorptive or barrier function of the isolated ruminal epithelium - (Peer Reviewed Journal)
Foote, A.P., Penner, G.P., Walpole, M.E., Klotz, J.L., Brown, K.R., Bush, L.P., Harmon, D.L. 2014. Acute exposure to ergot alkaloids from endophyte-infected tall fescue does not alter absorptive or barrier function of the isolated ruminal epithelium. Animal. 8(7):1106-1112.
Bovine lateral saphenous veins exposed to ergopeptine alkaloids do not relax - (Peer Reviewed Journal)
Pesqueira, A., Harmon, D.L., Branco, A.F., Klotz, J.L. 2014. Bovine lateral saphenous veins exposed to ergopeptine alkaloids do not relax. Journal of Animal Science. 92:1213-1218.
Dietary exposure to ergot alkaloids decreases contractility of bovine mesenteric vasculature - (Peer Reviewed Journal)
Egert, A.M., Kim, D., Schrick, F., Harmon, D.L., Klotz, J.L. 2014. Dietary exposure to ergot alkaloids decreases contractility of bovine mesenteric vasculature. Journal of Animal Science. 92:1768-1779.
Thin-layer chromatographic (TLC) separations and bioassays of plant extracts to identify antimicrobial compounds - (Peer Reviewed Journal)
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.
Ergot alkaloids from endophyte-infected tall fescue decrease reticulo-ruminal epithelial blood flow and volatile fatty acid absorption from a washed reticulorumen - (Peer Reviewed Journal)
Foote, A.P., Kristensen, N.B., Klotz, J.L., Kim, D., Koontz, A.F., Mcleod, K.R., Bush, L.P., Schrick, F.N., Harmon, D.L. 2013. Ergot alkaloids from endophyte-infected tall fescue decrease reticulo-ruminal epithelial blood flow and volatile fatty acid absorption from a washed reticulorumen. Journal of Animal Science. 91:5366-5378.
Effects of toxicosis on bull growth, semen characteristics and breeding soundness evaluation - (Peer Reviewed Journal)
(03-May-13)
Diarrhea-associated pathogens, lactobacilli and cellulolytic bacteria in equine feces: responses to antibiotic challenge - (Peer Reviewed Journal)
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 - (Abstract Only)
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 - (Abstract Only)
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.
Dietary exposure to ergot alkaloids decreases contractility of bovine mesenteric vasculature - (Abstract Only)
Egert, A.M., Kim, D., Harmon, D.L., Klotz, J.L. 2013. Dietary exposure to ergot alkaloids decreases contractility of bovine mesenteric vasculature. J. Anim. Sci. Vol. 91, E-Suppl. 2:214.
Bovine lateral saphenous veins exposed to ergopeptine alkaloids do not relax - (Abstract Only)
Klotz, J.L., Pesqueira, A., Branco, A.F., Harmon, D.L. 2013. Bovine lateral saphenous veins exposed to ergopeptine alkaloids do not relax. J. Anim. Sci. Vol. 91, E-Suppl. 2:92.
Effect of endophyte-infected tall fescue seed on ruminal metabolism and physiology in Angus steers - (Abstract Only)
Kim, D.H., Klotz, J.L., Harmon, D.L. 2013. Effect of endophyte-infected tall fescue seed on ruminal metabolism and physiology in Angus steers. J. Anim. Sci. Vo. 91, E-Suppl. 2:522-523.
Equine palmar artery, palmar vein and uterine artery express different populations of vasoactive biogenic amine receptors - (Abstract Only)
Hestad, D.A., Mcdowell, K.J., Klotz, J.L. 2013. Equine palmar artery, palmar vein and uterine artery express different populations of vasoactive biogenic amine receptors. J. Anim. Sci. Vol. 91, E-Suppl. 2:566.
Effect of fescue toxicosis on ruminal kinetics, nitrogen and energy balance in Holstein steers - (Abstract Only)
Koontz, A.F., Foote, A.P., Kim, D.H., Klotz, J.L., Mcleod, K.R., Harmon, D.L. 2013. Effect of fescue toxicosis on ruminal kinetics, nitrogen and energy balance in Holstein steers. J. Anim. Sci. Vol. 91, E-Suppl. 2:92.
Number of beef cows exposed toxic tall fescue: small or large? - (Proceedings)
(10-Nov-12)
Post-graze recovery of blood circulation in steers exhibiting fescue toxicosis as influenced by seed head suppression - (Proceedings)
(10-Nov-12)
Steer and tall fescue pasture responses to grazing intensity and chemical seedhead suppression - (Proceedings)
(10-Nov-12)
Alteration of basal metabolic rate in Holstein steers during fescue toxicosis - (Experiment Station)
Koontz, A.F., Foote, A.P., Kim, D., Bush, L.P., Klotz, J.L., Mcleod, K.R., Harmon, D.L. 2014. Alteration of basal metabolic rate in Holstein steers during fescue toxicosis. Kentucky Beef Report. pgs. 7-9.
Evaluation of a rapid determination of heat production and respiratory quotient in Holstein steers using the washing rumen technique - (Experiment Station)
Kim, D., Mcleod, K.R., Klotz, J.L., Koontz, A.F., Foote, A.P., Harmon, D.L. 2014. Evaluation of a rapid determination of heat production and respiratory quotient in Holstein steers using the washing rumen technique. Kentucky Beef Report. pgs. 26-28.
Last Modified: 3/30/2015
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