{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,28]],"date-time":"2026-10-28T19:38:50Z","timestamp":1793216330961,"version":"4.5.0"},"reference-count":34,"publisher":"American Dairy Science Association","issue":"10","license":[{"start":{"date-parts":[[2020,10,1]],"date-time":"2020-10-01T00:00:00Z","timestamp":1601510400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2020,10,1]],"date-time":"2020-10-01T00:00:00Z","timestamp":1601510400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2021,10,1]],"date-time":"2021-10-01T00:00:00Z","timestamp":1633046400000},"content-version":"vor","delay-in-days":365,"URL":"http:\/\/www.elsevier.com\/open-access\/userlicense\/1.0\/"}],"content-domain":{"domain":["journalofdairyscience.org","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Journal of Dairy Science"],"published-print":{"date-parts":[[2020,10]]},"DOI":"10.3168\/jds.2020-18281","type":"journal-article","created":{"date-parts":[[2020,8,6]],"date-time":"2020-08-06T21:33:34Z","timestamp":1596749614000},"page":"9102-9109","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":3,"title":["Short communication: A pilot study to describe duodenal and ileal flows of nutrients and to estimate small intestine endogenous protein losses in weaned calves"],"prefix":"10.3168","volume":"103","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9114-4178","authenticated-orcid":false,"given":"I.","family":"Ansia","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"H.H.","family":"Stein","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"C.","family":"Br\u00f8kner","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-4560-5594","authenticated-orcid":false,"given":"J.K.","family":"Drackley","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1747","reference":[{"key":"10.3168\/jds.2020-18281_bib1","doi-asserted-by":"crossref","first-page":"11061","DOI":"10.3168\/jds.2019-16788","article-title":"Technical note: Establishment of an ileal cannulation technique in preweaning calves and use of a piecewise regression approach to evaluate effects on growth and pH fluctuation of ileal digesta","volume":"102","author":"Ansia","year":"2019","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib2","doi-asserted-by":"crossref","first-page":"E9","DOI":"10.3168\/jds.S0022-0302(05)73133-7","article-title":"Nitrogen metabolism in the rumen","volume":"88","author":"Bach","year":"2005","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib3","doi-asserted-by":"crossref","DOI":"10.3390\/nu10091211","article-title":"Soybean bioactive peptides and their functional properties","volume":"10","author":"Chatterjee","year":"2018","journal-title":"Nutrients"},{"key":"10.3168\/jds.2020-18281_bib4","doi-asserted-by":"crossref","first-page":"2304","DOI":"10.3168\/jds.S0022-0302(92)77992-2","article-title":"Microbial protein synthesis and flows of nitrogen fractions to the duodenum of dairy cows","volume":"75","author":"Clark","year":"1992","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib5","series-title":"Biology of Growing Animals","doi-asserted-by":"crossref","first-page":"419","DOI":"10.1016\/S1877-1823(09)70101-8","article-title":"Chapter 14: Effects of antinutritional factors and mycotoxins on feed intake and on the morphology and function of the digestive system","volume":"volume 4","author":"D'Mello","year":"2006"},{"key":"10.3168\/jds.2020-18281_bib6","doi-asserted-by":"crossref","first-page":"1845","DOI":"10.1007\/s10620-006-9705-0","article-title":"Effect of fermented soybean meal on intestinal morphology and digestive enzyme activities in weaned piglets","volume":"52","author":"Feng","year":"2007","journal-title":"Dig. Dis. Sci."},{"key":"10.3168\/jds.2020-18281_bib7","doi-asserted-by":"crossref","first-page":"3630","DOI":"10.3168\/jds.S0022-0302(91)78553-6","article-title":"Balancing carbohydrates and proteins for optimum rumen microbial yield","volume":"74","author":"Hoover","year":"1991","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib8","first-page":"901","article-title":"Dietary effects and some analytical aspects of antinutritional factors in peas (Pisum sativum), common beans (Phaseolus vulgaris) and soybeans (Glycine max L.) in monogastric farm animals. A literature review","volume":"61","author":"Huisman","year":"1991","journal-title":"Nutr. Abstr. Rev. Ser. B"},{"key":"10.3168\/jds.2020-18281_bib9","doi-asserted-by":"crossref","first-page":"469","DOI":"10.1080\/00015128709436578","article-title":"Digestibility of individual amino acids in rumen microbial protein and undegraded dietary protein in the small intestine of sheep","volume":"37","author":"Hvelplund","year":"1987","journal-title":"Acta Agric. Scand. A Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib10","doi-asserted-by":"crossref","first-page":"2890","DOI":"10.3168\/jds.S0022-0302(02)74377-4","article-title":"Ruminal fermentation and nutrient digestion by dairy cows fed varying amounts of soyhulls as a replacement for corn grain","volume":"85","author":"Ipharraguerre","year":"2002","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib11","doi-asserted-by":"crossref","first-page":"1140","DOI":"10.3168\/jds.2007-0337","article-title":"Starch source evaluation in calf starter: II. Ruminal parameters, rumen development, nutrient digestibilities, and nitrogen utilization in holstein calves","volume":"91","author":"Khan","year":"2008","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib12","doi-asserted-by":"crossref","first-page":"3421","DOI":"10.2527\/1990.68103421x","article-title":"Digestion of soybean meal and canola meal protein and amino acids in the digestive tract of young ruminants","volume":"68","author":"Khorasani","year":"1990","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib13","doi-asserted-by":"crossref","first-page":"475","DOI":"10.1111\/j.1740-0929.2010.00760.x","article-title":"Effects of fermented soybean meal on growth performance, diarrheal incidence and immune-response of neonatal calves","volume":"81","author":"Kim","year":"2010","journal-title":"Anim. Sci. J."},{"key":"10.3168\/jds.2020-18281_bib14","doi-asserted-by":"crossref","first-page":"5203","DOI":"10.3168\/jds.2012-5317","article-title":"The effects of fermented soybean meal on immunophysiological and stress-related parameters in Holstein calves after weaning","volume":"95","author":"Kim","year":"2012","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib15","doi-asserted-by":"crossref","first-page":"3526","DOI":"10.3168\/jds.S0022-0302(90)79052-2","article-title":"Effects of source and amount of protein on ruminal fermentation and passage of nutrients to the small intestine of lactating cows","volume":"73","author":"Klusmeyer","year":"1990","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib16","doi-asserted-by":"crossref","first-page":"917","DOI":"10.5713\/ajas.2014.r.02","article-title":"Evaluation of amino acid and energy utilization in feedstuff for swine and poultry diets","volume":"27","author":"Kong","year":"2014","journal-title":"Asian-Australas. J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib17","doi-asserted-by":"crossref","first-page":"957","DOI":"10.5713\/ajas.2011.10419","article-title":"Effects of fermented soybean meal on immune response of weaned calves with experimentally induced lipopolysaccharide challenge","volume":"24","author":"Kwon","year":"2011","journal-title":"Asian-Australas. J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib18","doi-asserted-by":"crossref","first-page":"129","DOI":"10.1016\/0301-6226(90)90073-F","article-title":"Changes in ruminal and intestinal digestion during and after weaning in dairy calves fed concentrate diets containing pea or soya bean meal. 1. Digestion of organic matter and nitrogen","volume":"24","author":"Lall\u00e8s","year":"1990","journal-title":"Livest. Prod. Sci."},{"key":"10.3168\/jds.2020-18281_bib19","doi-asserted-by":"crossref","first-page":"660","DOI":"10.2527\/jas.2007-0039","article-title":"Nitrogen transactions along the gastrointestinal tract of cattle: A meta-analytical approach","volume":"86","author":"Marini","year":"2008","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib20","doi-asserted-by":"crossref","first-page":"670","DOI":"10.1093\/jas\/sky018","article-title":"Dietary protein reduction on microbial protein, amino acid digestibility, and body retention in beef cattle: 2. Amino acid intestinal absorption and their efficiency for whole-body deposition","volume":"96","author":"Mariz","year":"2018","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib21","doi-asserted-by":"crossref","first-page":"59","DOI":"10.4314\/sajas.v26i3.44319","article-title":"Ruminal and postruminal digestion of dietary protein and starch in steers: 1. Effect of protein concentration, degradation of protein and energy content of the diet","volume":"26","author":"Meissner","year":"2009","journal-title":"S. Afr. J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib22","doi-asserted-by":"crossref","first-page":"2123","DOI":"10.1002\/1097-0010(200011)80:14<2123::AID-JSFA761>3.0.CO;2-9","article-title":"Quantitative and qualitative changes in endogenous nitrogen components along the small intestine of the calf","volume":"80","author":"Montagne","year":"2000","journal-title":"J. Sci. Food Agric."},{"key":"10.3168\/jds.2020-18281_bib23","doi-asserted-by":"crossref","first-page":"517","DOI":"10.1093\/nutrit\/nuw014","article-title":"Potential misinterpretation of the nutritional value of dietary fiber: Correcting fiber digestibility values for nondietary gut-interfering material","volume":"74","author":"Montoya","year":"2016","journal-title":"Nutr. Rev."},{"key":"10.3168\/jds.2020-18281_bib24","doi-asserted-by":"crossref","first-page":"1966","DOI":"10.3945\/jn.115.212639","article-title":"Nondietary gut materials interfere with the determination of dietary fiber digestibility in growing pigs when using the prosky method","volume":"145","author":"Montoya","year":"2015","journal-title":"J. Nutr."},{"key":"10.3168\/jds.2020-18281_bib25","doi-asserted-by":"crossref","first-page":"6191","DOI":"10.3168\/jds.2015-10691","article-title":"Effect of dietary nitrate level on enteric methane production, hydrogen emission, rumen fermentation, and nutrient digestibility in dairy cows","volume":"99","author":"Olijhoek","year":"2016","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib26","doi-asserted-by":"crossref","first-page":"3013","DOI":"10.3168\/jds.S0022-0302(02)74387-7","article-title":"Effect of dietary fiber on endogenous nitrogen flows in lactating dairy cows","volume":"85","author":"Ouellet","year":"2002","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib27","article-title":"Effects of toasting and decortication of oat on nutrient digestibility in the rumen and small intestine and on amino acid supply in dairy cows","author":"Panah","year":"2020","journal-title":"J. Dairy Sci."},{"key":"10.3168\/jds.2020-18281_bib28","doi-asserted-by":"crossref","first-page":"727","DOI":"10.1017\/S1751731118001982","article-title":"Predicting duodenal flows and absorption of fatty acids from dietary characteristics in ovine and bovine species: A meta-analysis approach","volume":"13","author":"Prado","year":"2019","journal-title":"Animal"},{"key":"10.3168\/jds.2020-18281_bib29","doi-asserted-by":"crossref","first-page":"835","DOI":"10.3168\/jds.S0022-0302(03)73666-2","article-title":"Effects of feeding dairy cows protein supplements of varying ruminal degradability","volume":"86","author":"Reynal","year":"2003","journal-title":"J. Dairy Sci."},{"issue":"Suppl 14","key":"10.3168\/jds.2020-18281_bib30","doi-asserted-by":"crossref","first-page":"E293","DOI":"10.2527\/jas.2007-0475","article-title":"Nitrogen recycling through the gut and the nitrogen economy of ruminants: An asynchronous symbiosis","volume":"86","author":"Reynolds","year":"2008","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib31","doi-asserted-by":"crossref","first-page":"358","DOI":"10.5713\/ajas.2012.12507","article-title":"Effects of synchronicity of carbohydrate and protein degradation on rumen fermentation characteristics and microbial protein synthesis","volume":"26","author":"Seo","year":"2013","journal-title":"Asian-Australas. J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib32","doi-asserted-by":"crossref","first-page":"172","DOI":"10.2527\/jas.2005-742","article-title":"Invited review: Amino acid bioavailability and digestibility in pig feed ingredients: Terminology and application","volume":"85","author":"Stein","year":"2007","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib33","doi-asserted-by":"crossref","first-page":"1818","DOI":"10.2527\/2004.8261818x","article-title":"Effect of imbalance between energy and nitrogen supplies on microbial protein synthesis and nitrogen metabolism in growing double-muscled Belgian Blue bulls","volume":"82","author":"Valkeners","year":"2004","journal-title":"J. Anim. Sci."},{"key":"10.3168\/jds.2020-18281_bib34","doi-asserted-by":"crossref","first-page":"317","DOI":"10.1016\/0301-6226(89)90080-8","article-title":"Apparent and true digestibility of protein and amino acids in the small intestine of sheep as related to the duodenal passage of protein and non-protein dry matter","volume":"23","author":"van Bruchem","year":"1989","journal-title":"Livest. Prod. Sci."}],"container-title":["Journal of Dairy Science"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S002203022030597X?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S002203022030597X?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S002203022030597X","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2025,6,13]],"date-time":"2025-06-13T21:40:57Z","timestamp":1749850857000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S002203022030597X"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2020,10]]},"references-count":34,"journal-issue":{"issue":"10","published-print":{"date-parts":[[2020,10]]}},"alternative-id":["S002203022030597X"],"URL":"https:\/\/doi.org\/10.3168\/jds.2020-18281","relation":{},"ISSN":["0022-0302"],"issn-type":[{"value":"0022-0302","type":"print"}],"subject":[],"published":{"date-parts":[[2020,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Short communication: A pilot study to describe duodenal and ileal flows of nutrients and to estimate small intestine endogenous protein losses in weaned calves","name":"articletitle","label":"Article Title"},{"value":"Journal of Dairy Science","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.3168\/jds.2020-18281","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2020 American Dairy Science Association\u00ae.","name":"copyright","label":"Copyright"}]}}