Search Results - "Klotz, J. L."

Use of AgomiR and AntagomiR technologies to alter satellite cell proliferation in vitro, miRNA expression, and muscle fiber hypertrophy in intrauterine growth-restricted lambs by Greene, M. A., Worley, G. A., Udoka, A. N. S., Powell, R. R., Bruce, T., Klotz, J. L., Bridges, W. C., Duckett, S. K.

“…Introduction: microRNAs (miRNAs) are small non-coding RNAs that work at the posttranscriptional level to repress gene expression. Several miRNAs are…”
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Mycotoxin ingestion during late gestation alters placentome structure, cotyledon transcriptome, and fetal development in pregnant sheep by Britt, JL, Greene, MA, Klotz, JL, Justice, SM, Powell, RR, Noorai, RE, Bruce, TF, Duckett, SK

“…Ergot alkaloids, a class of mycotoxins, induce vasoconstriction when consumed by animals and humans. Pregnant ewes (n = 16; 81.2 kg ± 7.7) were assigned fed…”
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Constriction of bovine vasculature caused by endophyte-infected tall fescue seed extract is similar to pure ergovaline by Foote, A. P, Harmon, D. L, Brown, K. R, Strickland, J. R, McLeod, K. R, Bush, L. P, Klotz, J. L

“…Ergovaline has been extensively used to study vasoactive effects of endophyte- (Neotyphodium coenophialum) infected tall fescue (Lolium arundinaceum). However,…”
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Effect of ergot alkaloids on contractility of bovine right ruminal artery and vein by FOOTE, A. P, HARMON, D. L, STRICKLAND, J. R, BUSH, L. P, KLOTZ, J. L

“…Ergot alkaloids produced by the endophyte (Neotyphodium coenophialum) associated with tall fescue (Lolium arundinaceum) are implicated in the clinical signs of…”
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Alterations in serotonin receptor-induced contractility of bovine lateral saphenous vein in cattle grazing endophyte-infected tall fescue by Klotz, J. L, Brown, K. R, Xue, Y, Matthews, J. C, Boling, J. A, Burris, W. R, Bush, L. P, Strickland, J. R

“…As part of a 2-yr study documenting the physiologic impact of grazing endophyte-infected tall fescue on growing cattle, 2 experiments were conducted to…”
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Evaluation of a ruminally dosed tall fescue seed extract as a model for fescue toxicosis in steers by Koontz, A. F, Bush, L. P, Klotz, J. L, McLeod, K. R, Schrick, F. N, Harmon, D. L

“…Tall fescue (Lolium arundinaceum) toxicosis research is often complicated by a reduction in intake of infected forage or seed, making treatment comparisons…”
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Contractile response of fescue-naive bovine lateral saphenous veins to increasing concentrations of tall fescue alkaloids by Klotz, J. L, Kirch, B. H, Aiken, G. E, Bush, L. P, Strickland, J. R

“…Various alkaloids found in endophyte-infected tall fescue have been shown to elicit different effects in the grazing animal. As part of an ongoing…”
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Ergovaline-induced vasoconstriction in an isolated bovine lateral saphenous vein bioassay by Klotz, J.L, Bush, L.P, Smith, D.L, Shafer, W.D, Smith, L.L, Arrington, B.C, Strickland, J.R

“…Ergovaline has been proposed as a toxic component of endophyte-infected tall fescue. As many of the symptoms of fescue toxicosis are a result of compromised…”
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Bioaccumulation of ergovaline in bovine lateral saphenous veins in vitro by Klotz, J.L, Kirch, B.H, Aiken, G.E, Bush, L.P, Strickland, J.R

“…Ergot alkaloids have been associated with vasoconstriction in grazing livestock affected by the fescue toxicosis syndrome. Previous in vitro investigations…”
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BILL E. KUNKLE INTERDISCIPLINARY BEEF SYMPOSIUM: Physiologic effects of ergot alkaloids: What happens when excretion does not equal consumption? by Klotz, J L

“…Increased persistence of tall fescue () infested with an endophytic fungus, (formerly ), in forage-based agriculture has led to increased effort in…”
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Effects of selected combinations of tall fescue alkaloids on the vasoconstrictive capacity of fescue-naive bovine lateral saphenous veins by Klotz, J. L, Kirch, B. H, Aiken, G. E, Bush, L. P, Strickland, J. R

“…Vasoconstriction is a response associated with consumption of toxic endophyte-infected tall fescue. It is not known if endophyte-produced alkaloids act alone…”
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CELL BIOLOGY SYMPOSIUM: Membrane trafficking and signal transduction by Klotz, J L

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vascular contractility bioassay using bovine right ruminal artery and vein by Klotz, J.L, Bush, L.P, Strickland, J.R

“…Endophyte-infected (Neotyphodium coenophialum) tall fescue (Lolium arundinaceum) produces ergot alkaloids that are associated with peripheral vasoconstriction…”
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CELL BIOLOGY SYMPOSIUM: Membrane trafficking and signal transduction by Klotz, J L

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Growing steers grazing high versus low endophyte (Neotyphodium coenophialum)-infected tall fescue have reduced serum enzymes, increased hepatic glucogenic enzymes, and reduced liver and carcass mass by Brown, K.R, Anderson, G.A, Son, K, Rentfrow, G, Bush, L.P, Klotz, J.L, Strickland, J.R, Boling, J.A, Matthews, J.C

“…It is well established that grazing Neotyphodium coenophialum-infected forages results in reduced BW gain and serum prolactin concentrations of cattle. The…”
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Effect of intake on fasting heat production, respiratory quotient and plasma metabolites measured using the washed rumen technique by Kim, D. H., McLeod, K. R., Koontz, A. F., Foote, A. P., Klotz, J. L., Harmon, D. L.

“…The objective was to investigate the effect of intake before fasting on concentrations of metabolites and hormones, respiratory quotient (RQ) and fasting heat…”
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Tall fescue ergot alkaloids are vasoactive in equine vasculature by Klotz, J L, McDowell, K J

“…Mares grazing endophyte-infected () tall fescue () typically exhibit reproductive dysfunction rather than problems associated with peripheral vasoconstriction…”
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Assessment of vasoconstrictive potential of D-lysergic acid using an isolated bovine lateral saphenous vein bioassay by Klotz, J.L, Bush, L.P, Smith, D.L, Shafer, W.D, Smith, L.L, Vevoda, A.C, Craig, A.M, Arrington, B.C, Strickland, J.R

“…Vasoconstriction has been associated with several symptoms of fescue toxicosis thought to be alkaloid induced. Lysergic acid, an ergot alkaloid, has been…”
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Effects of weaning and ionophore supplementation on selected blood metabolites and growth in dairy calves by Klotz, J L, Heitmann, R N

“…Dairy calf weaning results in blood ketone concentrations in excess of mature rates of use and can result in excretion of ketones in urine representing a loss…”
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5-Hydroxytryptophan strongly stimulates serotonin synthesis in Holstein steers by Valente, E.E.L., Klotz, J.L., Harmon, D.L.

“…Although serotonin has been extensively studied in many species, there is a lack of information in ruminants, and no research has been evaluated if its…”
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