{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,19]],"date-time":"2026-10-19T06:51:04Z","timestamp":1792392664231,"version":"4.4.0"},"reference-count":33,"publisher":"Oxford University Press (OUP)","issue":"12","funder":[{"DOI":"10.13039\/100007131","name":"Texas Tech University","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100007131","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2016,12,1]]},"DOI":"10.2527\/jas.2016-0841","type":"journal-article","created":{"date-parts":[[2016,11,17]],"date-time":"2016-11-17T16:19:05Z","timestamp":1479399545000},"page":"5341-5349","source":"Crossref","is-referenced-by-count":11,"title":["Ionophore strategy affects growth performance and carcass characteristics in feedlot steers1"],"prefix":"10.1093","volume":"94","author":[{"given":"A. J.","family":"Thompson","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Z. K. F.","family":"Smith","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M. J.","family":"Corbin","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"L. B.","family":"Harper","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"B. J.","family":"Johnson","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"286","reference":[{"key":"key\n\t\t\t\t20180207053942_r1","doi-asserted-by":"crossref","first-page":"3090","DOI":"10.2527\/jas.2007-0263","article-title":"Effects of ractopamine hydrochloride on performance, rate and variation in feed intake, and acid-base balance in feedlot cattle1","volume":"85","author":"Abney","year":"2007","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r2","article-title":"Official methods of analysis","author":"AOAC","year":"1995","edition":"16th ed."},{"key":"key\n\t\t\t\t20180207053942_r3","doi-asserted-by":"crossref","first-page":"3259","DOI":"10.2527\/jas.2006-173","article-title":"Effects of two \u03b2-adrenergic agonists on finishing performance, carcass characteristics, and meat quality of feedlot steers","volume":"84","author":"Avenda\u00f1o-Reyes","year":"2006","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r4","doi-asserted-by":"crossref","first-page":"3988","DOI":"10.2527\/jas.2014-7824","article-title":"Effect of feeding ractopamine hydrochloride (Optaflexx) with or without supplemental zinc and chromium propionate on growth performance, carcass characteristics, and meat quality of finishing steers","volume":"92","author":"Bohrer","year":"2014","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r5","doi-asserted-by":"crossref","first-page":"458","DOI":"10.1016\/j.meatsci.2012.05.011","article-title":"Effect of ractopamine hydrochloride (Optaflexx) dose on live animal performance, carcass characteristics and tenderness in early weaned beef steers","volume":"92","author":"Boler","year":"2012","journal-title":"Meat Sci."},{"key":"key\n\t\t\t\t20180207053942_r6","first-page":"197","article-title":"The energy metabolism of ruminants","volume-title":"The energy metabolism of ruminants.","author":"Blaxter","year":"1962"},{"key":"key\n\t\t\t\t20180207053942_r7","doi-asserted-by":"crossref","first-page":"4037","DOI":"10.2527\/jas.2010-3219","article-title":"Association of liver abnormalities with carcass grading performance and value","volume":"88","author":"Brown","year":"2010","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r8","doi-asserted-by":"crossref","first-page":"4217","DOI":"10.2527\/jas.2014-7754","article-title":"Comparative effects of zilpaterol hydrochloride and ractopamine hydrochloride on live performance and carcass characteristics of calf-fed Holstein steers","volume":"92","author":"Brown","year":"2014","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r9","doi-asserted-by":"crossref","first-page":"1662","DOI":"10.2527\/jas.2015-0086","article-title":"Meta-analysis of the effects of laidlomycin propionate, fed alone or in combination with chlortetracycline, compared with monensin sodium, fed alone or in combination with tylosin, on growth performance, health, and carcass outcomes in finishing steers in North America","volume":"94","author":"Cernicchiaro","year":"2016","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r10","first-page":"566","article-title":"The effect of medicinal feed additive programs and dietary sulfur concentrations in steam-flaked corn diets containing wet distillers grains on performance and carcass merit in yearling feedlot steers. Prof","volume":"29","author":"Domby","year":"2013","journal-title":"Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r11","doi-asserted-by":"crossref","first-page":"4583","DOI":"10.2527\/jas.2011-5018","article-title":"Meta-analysis of the effects of monensin in beef cattle on feed efficiency, body weight gain, and dry matter intake","volume":"90","author":"Duffield","year":"2012","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r12","doi-asserted-by":"crossref","first-page":"2614","DOI":"10.2527\/jas.2010-3716","article-title":"Effects of haylage and monensin supplementation on performance, carcass characteristics, and ruminal metabolism of feedlot cattle fed diets containing 60% dried distiller's grains","volume":"89","author":"Felix","year":"2011","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r13","doi-asserted-by":"crossref","first-page":"2950","DOI":"10.2527\/1992.70102950x","article-title":"Performance of feedlot steers fed diets containing laidlomycin propionate or monensin plus tylosin, and effects of laidlomycin propionate concentration on intake patterns and ruminal fermentation in beef steers during adaptation to a high-concentrate diet","volume":"70","author":"Galyean","year":"1992","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r14","doi-asserted-by":"crossref","first-page":"3670","DOI":"10.2527\/jas.2014-7840","article-title":"Comparative effects of supplementing beef steers with zilpaterol hydrochloride, ractopamine hydrochloride, or no beta agonist on strip loin composition, raw and cooked color properties, shear force, and consumer assessment of steaks aged for fourteen or twenty-one days postmortem","volume":"92","author":"Garmyn","year":"2014","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r15","doi-asserted-by":"crossref","first-page":"1484","DOI":"10.2527\/jas1984.5861484x","article-title":"Influence of monensin on the performance of cattle","volume":"58","author":"Goodrich","year":"1984","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r16","doi-asserted-by":"crossref","first-page":"1394","DOI":"10.2527\/jas.2008-1170","article-title":"Dietary zilpaterol hydrochloride. IV. Carcass cutability and meat palatability of beef cattle with and without monensin and tylosin","volume":"87","author":"Hilton","year":"2009","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r17","doi-asserted-by":"crossref","first-page":"376","DOI":"10.2527\/jas.2013-7041","article-title":"Effects of ractopamine hydrochloride and zilpaterol hydrochloride supplementation on longissimus muscle shear force and sensory attributes of calf-fed Holstein steers","volume":"92","author":"Howard","year":"2014","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r18","first-page":"7","article-title":"Comparison of laidlomycin propionate and monensin at equal feed intakes","author":"Kreikemeier","year":"1997"},{"key":"key\n\t\t\t\t20180207053942_r19","doi-asserted-by":"crossref","first-page":"e115904","DOI":"10.1371\/journal.pone.0115904","article-title":"A meta-analysis of zilpaterol and ractopamine effects on feedlot performance, carcass traits, and shear strength of meat in cattle","volume":"9","author":"Lean","year":"2014","journal-title":"PLoS One."},{"key":"key\n\t\t\t\t20180207053942_r20","doi-asserted-by":"crossref","first-page":"3062","DOI":"10.2527\/2001.79123062x","article-title":"Consumer thresholds for establishing the value of beef tenderness","volume":"79","author":"Miller","year":"2001","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r21","doi-asserted-by":"crossref","first-page":"1013","DOI":"10.2527\/jas.2008-1169","article-title":"Effects of dietary zilpaterol hydrochloride on feedlot performance and carcass characteristics of beef steers fed with and without monensin and tylosin","volume":"87","author":"Montgomery","year":"2009","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r22","article-title":"Nutrient requirements of beef cattle. 7th rev. ed","author":"NRC","year":"1996"},{"key":"key\n\t\t\t\t20180207053942_r23","article-title":"Nutrient requirements of beef cattle. 8th revised ed","author":"NRC","year":"2016"},{"key":"key\n\t\t\t\t20180207053942_r24","first-page":"1","article-title":"Balancing beef quality and red meat yield with ractopamine hydrochloride. In: Proc","author":"Platter","year":"2008"},{"key":"key\n\t\t\t\t20180207053942_r25","first-page":"10","article-title":"Ionophore programs for finishing yearling steers","volume-title":"South Dakota Beef Report, 1996.","author":"Pritchard","year":"1996"},{"key":"key\n\t\t\t\t20180207053942_r26","doi-asserted-by":"crossref","DOI":"10.2527\/jas.2016-0282","article-title":"Nutritional recommendations of feedlot consulting nutritionists: The 2015 New Mexico State and Texas Tech University survey","author":"Samuelson","year":"2016","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r27","doi-asserted-by":"crossref","first-page":"1823","DOI":"10.2527\/jas.2009-2405","article-title":"Comparative effects of ractopamine hydrochloride and zilpaterol hydrochloride on growth performance, carcass traits, and longissimus tenderness of finishing steers","volume":"88","author":"Scramlin","year":"2010","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r28","doi-asserted-by":"crossref","first-page":"289","DOI":"10.1111\/j.1745-4573.1991.tb00461.x","article-title":"Identification of threshold levels for Warner-Bratzler shear force in beef top loin steaks","volume":"2","author":"Shackelford","year":"1991","journal-title":"J. Muscle Foods"},{"key":"key\n\t\t\t\t20180207053942_r29","doi-asserted-by":"crossref","first-page":"3382","DOI":"10.2527\/1990.68103382x","article-title":"Efficacy of laidlomycin propionate for increasing rate and efficiency of gain by feedlot cattle","volume":"68","author":"Spires","year":"1990","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r30","article-title":"Official United States Standard for Grades of Beef Carcasses","author":"USDA","year":"1997"},{"key":"key\n\t\t\t\t20180207053942_r31","doi-asserted-by":"crossref","first-page":"26","DOI":"10.15232\/S1080-7446(15)30675-6","article-title":"Effect of ractopamine hydrochloride on growth performance and carcass traits in calf-fed and yearling Holstein steers fed to slaughter","volume":"25","author":"Vogel","year":"2009","journal-title":"Prof. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r32","doi-asserted-by":"crossref","first-page":"201","DOI":"10.2527\/jas.2010-2857","article-title":"Effects of sequential implanting and ractopamine hydrochloride supplementation on carcass characteristics and longissimus muscle tenderness of calf-fed steers and heifers","volume":"89","author":"Woerner","year":"2011","journal-title":"J. Anim. Sci."},{"key":"key\n\t\t\t\t20180207053942_r33","doi-asserted-by":"crossref","first-page":"141","DOI":"10.1016\/j.anifeedsci.2014.10.015","article-title":"Effects of grain source and monensin level on growth performance, carcass traits and fatty acid profile in feedlot beef steers","volume":"198","author":"Xu","year":"2014","journal-title":"Anim. Feed Sci. Technol."}],"container-title":["Journal of Animal Science"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/academic.oup.com\/jas\/article-pdf\/94\/12\/5341\/23765131\/5341.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,9,15]],"date-time":"2019-09-15T14:33:17Z","timestamp":1568557997000},"score":1,"resource":{"primary":{"URL":"https:\/\/academic.oup.com\/jas\/article\/94\/12\/5341\/4703510"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2016,12,1]]},"references-count":33,"journal-issue":{"issue":"12","published-print":{"date-parts":[[2016,12,1]]}},"URL":"https:\/\/doi.org\/10.2527\/jas.2016-0841","relation":{},"ISSN":["0021-8812","1525-3163"],"issn-type":[{"value":"0021-8812","type":"print"},{"value":"1525-3163","type":"electronic"}],"subject":[],"published-other":{"date-parts":[[2016,12]]},"published":{"date-parts":[[2016,12,1]]}}}