{"id":"https://openalex.org/W1540138869","doi":"https://doi.org/10.2527/1998.7641091x","title":"The lysine requirement of lactating primiparous sows.","display_name":"The lysine requirement of lactating primiparous sows.","publication_year":1998,"publication_date":"1998-01-01","ids":{"openalex":"https://openalex.org/W1540138869","doi":"https://doi.org/10.2527/1998.7641091x","mag":"1540138869","pmid":"https://pubmed.ncbi.nlm.nih.gov/9581933"},"language":"en","primary_location":{"id":"doi:10.2527/1998.7641091x","doi":"https://doi.org/10.2527/1998.7641091x","is_oa":false,"landing_page_url":"https://doi.org/10.2527/1998.7641091x","pdf_url":null,"source":{"id":"https://openalex.org/S72684844","display_name":"Journal of Animal Science","issn_l":"0021-8812","issn":["0021-8812","1525-3015","1525-3163","1544-7847"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-2","ki-jl-2","medline","norway-2","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Animal Science","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5048531668","display_name":"K. J. Touchette","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I76835614","display_name":"University of Missouri","ror":"https://ror.org/02ymw8z06","country_code":"US","type":"education","lineage":["https://openalex.org/I76835614"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"K J Touchette","raw_affiliation_strings":["Department of Animal Sciences, University of Missouri, Columbia 65211, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Animal Sciences, University of Missouri, Columbia 65211, USA","institution_ids":["https://openalex.org/I76835614"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5042738306","display_name":"Gary L. Allee","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I76835614","display_name":"University of Missouri","ror":"https://ror.org/02ymw8z06","country_code":"US","type":"education","lineage":["https://openalex.org/I76835614"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"G L Allee","raw_affiliation_strings":["Department of Animal Sciences, University of Missouri, Columbia 65211, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Animal Sciences, University of Missouri, Columbia 65211, USA","institution_ids":["https://openalex.org/I76835614"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004117311","display_name":"Mark Newcomb","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I76835614","display_name":"University of Missouri","ror":"https://ror.org/02ymw8z06","country_code":"US","type":"education","lineage":["https://openalex.org/I76835614"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"M D Newcomb","raw_affiliation_strings":["Department of Animal Sciences, University of Missouri, Columbia 65211, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Animal Sciences, University of Missouri, Columbia 65211, USA","institution_ids":["https://openalex.org/I76835614"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5023929004","display_name":"R. D. Boyd","orcid":"https://orcid.org/0000-0001-6754-1096","observed_orcids":["https://orcid.org/0000-0001-6754-1096"]},"institutions":[{"id":"https://openalex.org/I1613860","display_name":"Livestock Improvement Corporation","ror":"https://ror.org/00w793a39","country_code":"NZ","type":"other","lineage":["https://openalex.org/I1613860"]},{"id":"https://openalex.org/I4210108147","display_name":"Dwight School","ror":"https://ror.org/01j5y9c13","country_code":"US","type":"education","lineage":["https://openalex.org/I4210108147"]},{"id":"https://openalex.org/I4210115413","display_name":"BIO (Canada)","ror":"https://ror.org/02ajj7j73","country_code":"CA","type":"company","lineage":["https://openalex.org/I4210115413"]},{"id":"https://openalex.org/I903955410","display_name":"Franklin University Switzerland","ror":"https://ror.org/0217vcy92","country_code":"CH","type":"education","lineage":["https://openalex.org/I903955410"]}],"countries":["CA","CH","NZ","US"],"is_corresponding":false,"raw_author_name":"R D Boyd","raw_affiliation_strings":["\u2020 Pig Improvement Company, Franklin, KY 42135"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"\u2020 Pig Improvement Company, Franklin, KY 42135","institution_ids":["https://openalex.org/I1613860","https://openalex.org/I4210108147","https://openalex.org/I4210115413","https://openalex.org/I903955410"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":5,"corresponding_author_ids":["https://openalex.org/A5042738306"],"corresponding_institution_ids":["https://openalex.org/I76835614"],"apc_list":{"value":4368,"currency":"USD","value_usd":4368},"apc_paid":null,"fwci":4.2422,"has_fulltext":false,"cited_by_count":69,"citation_normalized_percentile":{"value":0.92276164,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":98},"biblio":{"volume":"76","issue":"4","first_page":"1091","last_page":"1091"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10152","display_name":"Animal Nutrition and Physiology","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10152","display_name":"Animal Nutrition and Physiology","score":0.9976000189781189,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10098","display_name":"Ruminant Nutrition and Digestive Physiology","score":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10450","display_name":"Aquaculture Nutrition and Growth","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/1104","display_name":"Aquatic Science"},"field":{"id":"https://openalex.org/fields/11","display_name":"Agricultural and Biological Sciences"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/lysine-requirement","display_name":"lysine requirement","score":0.9309999942779541},{"id":"https://openalex.org/keywords/primiparous-sows","display_name":"primiparous sows","score":0.9089999794960022},{"id":"https://openalex.org/keywords/lactation","display_name":"lactation","score":0.843999981880188},{"id":"https://openalex.org/keywords/dietary-lysine","display_name":"dietary lysine","score":0.5550000071525574},{"id":"https://openalex.org/keywords/amino-acid-ratios","display_name":"amino acid ratios","score":0.7400000095367432},{"id":"https://openalex.org/keywords/synthetic-amino-acids","display_name":"synthetic amino acids","score":0.7710000276565552},{"id":"https://openalex.org/keywords/reproductive-performance","display_name":"reproductive performance","score":0.7139999866485596},{"id":"https://openalex.org/keywords/milk-production","display_name":"milk production","score":0.628000020980835},{"id":"https://openalex.org/keywords/body-reserves","display_name":"body reserves","score":0.5590000152587891},{"id":"https://openalex.org/keywords/corn-soybean-meal-diet","display_name":"corn-soybean meal diet","score":0.8360000252723694},{"id":"https://openalex.org/keywords/litter-size","display_name":"litter size","score":0.5329999923706055},{"id":"https://openalex.org/keywords/ribeye-area","display_name":"loin eye area","score":0.6480000019073486},{"id":"https://openalex.org/keywords/sulfur-containing-amino-acids","display_name":"sulfur-containing amino acids","score":0.746999979019165}],"concepts":[{"id":"https://openalex.org/C2776016237","wikidata":"https://www.wikidata.org/wiki/Q178430","display_name":"Lysine","level":3,"score":0.8385589122772217},{"id":"https://openalex.org/C2776659692","wikidata":"https://www.wikidata.org/wiki/Q719426","display_name":"Lactation","level":3,"score":0.8107115030288696},{"id":"https://openalex.org/C2777573094","wikidata":"https://www.wikidata.org/wiki/Q483752","display_name":"Valine","level":3,"score":0.6656383275985718},{"id":"https://openalex.org/C2779429622","wikidata":"https://www.wikidata.org/wiki/Q1780867","display_name":"Litter","level":2,"score":0.5927321910858154},{"id":"https://openalex.org/C2780912031","wikidata":"https://www.wikidata.org/wiki/Q180341","display_name":"Methionine","level":3,"score":0.5812612771987915},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.5456855297088623},{"id":"https://openalex.org/C2780655333","wikidata":"https://www.wikidata.org/wiki/Q333203","display_name":"Weaning","level":2,"score":0.5218859314918518},{"id":"https://openalex.org/C515207424","wikidata":"https://www.wikidata.org/wiki/Q8066","display_name":"Amino acid","level":2,"score":0.517212986946106},{"id":"https://openalex.org/C2776371603","wikidata":"https://www.wikidata.org/wiki/Q364900","display_name":"Soybean meal","level":3,"score":0.4714447259902954},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.47074398398399353},{"id":"https://openalex.org/C31903555","wikidata":"https://www.wikidata.org/wiki/Q1637030","display_name":"Food science","level":1,"score":0.4248204529285431},{"id":"https://openalex.org/C2778345441","wikidata":"https://www.wikidata.org/wiki/Q6460735","display_name":"Meal","level":2,"score":0.418425589799881},{"id":"https://openalex.org/C2775880066","wikidata":"https://www.wikidata.org/wiki/Q186521","display_name":"Threonine","level":4,"score":0.4107131361961365},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.4016575515270233},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.24063953757286072},{"id":"https://openalex.org/C2779234561","wikidata":"https://www.wikidata.org/wiki/Q11995","display_name":"Pregnancy","level":2,"score":0.11826041340827942},{"id":"https://openalex.org/C2776414213","wikidata":"https://www.wikidata.org/wiki/Q183290","display_name":"Serine","level":3,"score":0.11162540316581726},{"id":"https://openalex.org/C6557445","wikidata":"https://www.wikidata.org/wiki/Q173113","display_name":"Agronomy","level":1,"score":0.10271346569061279},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.0},{"id":"https://openalex.org/C206139338","wikidata":"https://www.wikidata.org/wiki/Q192355","display_name":"Raw material","level":2,"score":0.0},{"id":"https://openalex.org/C181199279","wikidata":"https://www.wikidata.org/wiki/Q8047","display_name":"Enzyme","level":2,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000596","descriptor_name":"Amino Acids","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":true},{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000824","descriptor_name":"Animal Nutritional Physiological Phenomena","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004305","descriptor_name":"Dose-Response Relationship, Drug","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007774","descriptor_name":"Lactation","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D008098","descriptor_name":"Litter Size","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008239","descriptor_name":"Lysine","qualifier_ui":"Q000008","qualifier_name":"administration & dosage","is_major_topic":false},{"descriptor_ui":"D008239","descriptor_name":"Lysine","qualifier_ui":"Q000592","qualifier_name":"standards","is_major_topic":true},{"descriptor_ui":"D009751","descriptor_name":"Nutritional Requirements","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010298","descriptor_name":"Parity","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D013552","descriptor_name":"Swine","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.2527/1998.7641091x","doi":"https://doi.org/10.2527/1998.7641091x","is_oa":false,"landing_page_url":"https://doi.org/10.2527/1998.7641091x","pdf_url":null,"source":{"id":"https://openalex.org/S72684844","display_name":"Journal of Animal Science","issn_l":"0021-8812","issn":["0021-8812","1525-3015","1525-3163","1544-7847"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-a","jufo-2","ki-jl-2","medline","norway-2","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310311648","host_organization_name":"Oxford University Press","host_organization_lineage":["https://openalex.org/P4310311648","https://openalex.org/P4310311647"],"host_organization_lineage_names":["Oxford University Press","University of Oxford"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Animal Science","raw_type":"journal-article"},{"id":"pmid:9581933","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/9581933","pdf_url":null,"source":{"id":"https://openalex.org/S4306525036","display_name":"PubMed","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I1299303238","host_organization_name":"National Institutes of Health","host_organization_lineage":["https://openalex.org/I1299303238"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of animal science","raw_type":"Clinical Trial"}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Zero hunger","id":"https://metadata.un.org/sdg/2","score":1.0}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W96710660","https://openalex.org/W1516979680","https://openalex.org/W1529732021","https://openalex.org/W1558948152","https://openalex.org/W2004945873","https://openalex.org/W2071851146","https://openalex.org/W2072498535","https://openalex.org/W2224615233","https://openalex.org/W2332601105","https://openalex.org/W2403802719","https://openalex.org/W2412911825","https://openalex.org/W2414937611"],"related_works":["https://openalex.org/W3031407316","https://openalex.org/W2549166596","https://openalex.org/W3121054451","https://openalex.org/W3087908817","https://openalex.org/W3093544454","https://openalex.org/W2606019475","https://openalex.org/W2767602933","https://openalex.org/W2141571611","https://openalex.org/W1595018859","https://openalex.org/W82563483"],"abstract_inverted_index":{"We":[0],"conducted":[1],"an":[2,187,249,339],"experiment":[3],"with":[4,160,267],"289":[5],"primiparous":[6,283],"sows":[7,284],"to":[8,25,77,80,85,144,208,263,287,292,313,321],"evaluate":[9],"the":[10,88,180,219,242,268,334],"effect":[11,340],"of":[12,27,41,55,87,133,237,297,303,316,330],"lysine":[13,44,53,63,81,90,98,162,183,201,209,245,271,304,318],"intake":[14,126,202,305],"on":[15,341],"lactation":[16,32,115,128,221,335],"and":[17,48,50,59,73,99,150,169,213],"subsequent":[18],"reproductive":[19],"performance.":[20],"Sows":[21],"were":[22,75,83,111,165],"randomly":[23],"allotted":[24],"one":[26],"five":[28],"experimental":[29],"corn-soybean":[30],"meal":[31],"diets.":[33],"The":[34,92,113,279,326],"first":[35,220],"four":[36],"diets":[37],"contained":[38,95],"incremental":[39],"levels":[40,302,311],"apparently":[42],"digestible":[43,52,97,103,172,182,244,270,317],"(.67,":[45],".86,":[46],"1.06,":[47],"1.25%)":[49],"provided":[51,100],"intakes":[54],"27,":[56],"34,":[57],"41,":[58],"48":[60,170,314],"g/d.":[61],"All":[62],"was":[64,120],"derived":[65],"from":[66,179,241],"intact":[67],"protein":[68,324],"sources.":[69],"Synthetic":[70],"valine,":[71,211],"threonine,":[72,212],"methionine":[74],"used":[76],"maintain":[78,293],"ratios":[79,207],"that":[82,282],"equal":[84],"those":[86],".67%":[89,269],"diet.":[91],"fifth":[93],"diet":[94,184,246,336],"1.06%":[96,181,243],"43":[101],"g/d":[102,171],"lysine,":[104,173],"but":[105],"no":[106],"additional":[107],"synthetic":[108,176,238],"amino":[109,177,205,216,239,331],"acids":[110,178,217,240,332],"added.":[112],"average":[114],"length":[116],"in":[117,186,223,230,248,333],"this":[118],"study":[119],"16.9":[121],"+/-":[122],".2":[123],"d.":[124],"Lysine":[125],"during":[127,218,306],"did":[129],"not":[130],"affect":[131],"number":[132],"pigs":[134],"weaned,":[135],"litter":[136,189,232,252,343],"growth":[137,190],"rate,":[138],"sow":[139],"backfat":[140],"loss,":[141],"or":[142,328],"weaning":[143],"mating":[145],"interval.":[146],"Sow":[147],"weight":[148],"loss":[149,154],"loin":[151],"eye":[152],"area":[153],"decreased":[155],"quadratically":[156],"(P":[157,226],"<":[158,197,227,259],".05)":[159,228],"increasing":[161],"intake.":[163],"These":[164],"minimized":[166],"at":[167,300],"45":[168],"respectively.":[174],"Removing":[175],"resulted":[185,222,247],"increased":[188,250],"rate":[191],"(1.98":[192],"vs":[193,256,274],"2.15":[194],"kg/d,":[195],"P":[196,258,276],".05).":[198],"Increasing":[199],"dietary":[200],"while":[203],"maintaining":[204],"acid":[206],"for":[210],"total":[214,233,253],"sulfur":[215],"a":[224,294,307],"linear":[225],"decrease":[229],"second":[231,251,342],"born.":[234],"However,":[235],"removal":[236],"born":[254],"(12.9":[255,273],"11.2,":[257],".05),":[260],"which":[261],"tended":[262],"be":[264],"higher":[265],"compared":[266],"treatment":[272],"11.7,":[275],"=":[277],".13).":[278],"results":[280],"suggest":[281],"are":[285,319],"able":[286],"mobilize":[288],"sufficient":[289],"body":[290,323],"reserves":[291],"high":[295],"level":[296],"milk":[298],"production":[299],"low":[301],"17-d":[308],"lactation.":[309],"Higher":[310],"(45":[312],"g/d)":[315],"required":[320],"minimize":[322],"loss.":[325],"source":[327],"composition":[329],"may":[337],"have":[338],"size.":[344]},"counts_by_year":[{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2020,"cited_by_count":6},{"year":2019,"cited_by_count":5},{"year":2018,"cited_by_count":1},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":2},{"year":2015,"cited_by_count":3},{"year":2014,"cited_by_count":1},{"year":2013,"cited_by_count":3},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-07T11:25:07.637180","created_date":"2016-06-24T00:00:00"}