{"id":"https://openalex.org/W2019296533","doi":"https://doi.org/10.1159/000213796","title":"Effects of Aging on Muscle Fibers and Collagen Content of the Diaphragm: A Comparison with the Rectus abdominis Muscle","display_name":"Effects of Aging on Muscle Fibers and Collagen Content of the Diaphragm: A Comparison with the Rectus abdominis Muscle","publication_year":2009,"publication_date":"2009-04-15","ids":{"openalex":"https://openalex.org/W2019296533","doi":"https://doi.org/10.1159/000213796","mag":"2019296533","pmid":"https://pubmed.ncbi.nlm.nih.gov/8832270"},"language":"en","primary_location":{"id":"doi:10.1159/000213796","doi":"https://doi.org/10.1159/000213796","is_oa":false,"landing_page_url":"https://doi.org/10.1159/000213796","pdf_url":null,"source":{"id":"https://openalex.org/S190989491","display_name":"Gerontology","issn_l":"0304-324X","issn":["0304-324X","1423-0003"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","doyens","erih-plus","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310317820","host_organization_name":"Karger Publishers","host_organization_lineage":["https://openalex.org/P4310317820"],"host_organization_lineage_names":["Karger Publishers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Gerontology","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/A5108242904","display_name":"Consuelo Junqueira Rodrigues","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"C.J. Rodrigues","raw_affiliation_strings":["Faculty of Medicine, University of S\u00e3o Paulo, Brazil","Surgical Anatomy, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Faculty of Medicine, University of S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I17974374"]},{"raw_affiliation_string":"Surgical Anatomy, and","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5085135452","display_name":"Alfredo Jos\u00e9 Rodrigues","orcid":"https://orcid.org/0000-0002-0654-2893","observed_orcids":["https://orcid.org/0000-0002-0654-2893"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A.J. Rodrigues, Jr.","raw_affiliation_strings":["Surgical Anatomy, and"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Surgical Anatomy, and","institution_ids":[]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5113539823","display_name":"G. M. B\u00f6hm","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I17974374","display_name":"Universidade de S\u00e3o Paulo","ror":"https://ror.org/036rp1748","country_code":"BR","type":"education","lineage":["https://openalex.org/I17974374"]}],"countries":["BR"],"is_corresponding":false,"raw_author_name":"G.M. Bohm","raw_affiliation_strings":["Experimental Air Pollution, Faculty of Medicine, University of S\u00e3o Paulo, Brazil"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Experimental Air Pollution, Faculty of Medicine, University of S\u00e3o Paulo, Brazil","institution_ids":["https://openalex.org/I17974374"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.879,"has_fulltext":false,"cited_by_count":49,"citation_normalized_percentile":{"value":0.68870249,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"42","issue":"4","first_page":"218","last_page":"228"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10441","display_name":"Muscle Physiology and Disorders","score":0.9535999894142151,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10441","display_name":"Muscle Physiology and Disorders","score":0.9535999894142151,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10397","display_name":"Nutrition and Health in Aging","score":0.03180000185966492,"subfield":{"id":"https://openalex.org/subfields/2737","display_name":"Physiology (medical)"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10333","display_name":"Meat and Animal Product Quality","score":0.002199999988079071,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/aging","display_name":"aging","score":0.746999979019165},{"id":"https://openalex.org/keywords/diaphragm","display_name":"diaphragm","score":0.8870000243186951},{"id":"https://openalex.org/keywords/rectus-abdominis","display_name":"rectus abdominis","score":0.9509999752044678},{"id":"https://openalex.org/keywords/muscle-fiber-type","display_name":"muscle fiber type","score":0.9139999747276306},{"id":"https://openalex.org/keywords/collagen-content","display_name":"collagen content","score":0.8989999890327454},{"id":"https://openalex.org/keywords/cross-sectional-area","display_name":"cross-sectional area","score":0.6930000185966492},{"id":"https://openalex.org/keywords/fatigue-resistance","display_name":"fatigue resistance","score":0.7870000004768372},{"id":"https://openalex.org/keywords/muscle-contraction-velocity","display_name":"muscle contraction speed","score":0.4620000123977661},{"id":"https://openalex.org/keywords/viscoelasticity","display_name":"viscoelasticity","score":0.7509999871253967},{"id":"https://openalex.org/keywords/muscle-compliance","display_name":"muscle compliance","score":0.6510000228881836},{"id":"https://openalex.org/keywords/collagen-cross-linking","display_name":"collagen cross-linking","score":0.7570000290870667},{"id":"https://openalex.org/keywords/rats","display_name":"rats","score":0.3019999861717224}],"concepts":[{"id":"https://openalex.org/C164292776","wikidata":"https://www.wikidata.org/wiki/Q5271779","display_name":"Diaphragm (acoustics)","level":3,"score":0.582324743270874},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.555631160736084},{"id":"https://openalex.org/C163415756","wikidata":"https://www.wikidata.org/wiki/Q126473","display_name":"Contraction (grammar)","level":2,"score":0.5246223211288452},{"id":"https://openalex.org/C3020730638","wikidata":"https://www.wikidata.org/wiki/Q5446379","display_name":"Fiber type","level":3,"score":0.46897897124290466},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.4674696922302246},{"id":"https://openalex.org/C2776050358","wikidata":"https://www.wikidata.org/wiki/Q127006","display_name":"Muscle contraction","level":2,"score":0.4655962884426117},{"id":"https://openalex.org/C2780788075","wikidata":"https://www.wikidata.org/wiki/Q275150","display_name":"Rectus abdominis muscle","level":2,"score":0.4579322636127472},{"id":"https://openalex.org/C3017897630","wikidata":"https://www.wikidata.org/wiki/Q428914","display_name":"Muscle fibre","level":3,"score":0.42789554595947266},{"id":"https://openalex.org/C2993600536","wikidata":"https://www.wikidata.org/wiki/Q9654","display_name":"Diaphragm muscle","level":3,"score":0.414485901594162},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.41132307052612305},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.3684472143650055},{"id":"https://openalex.org/C134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","level":1,"score":0.3577022850513458},{"id":"https://openalex.org/C534529494","wikidata":"https://www.wikidata.org/wiki/Q7891","display_name":"Respiratory system","level":2,"score":0.24712195992469788},{"id":"https://openalex.org/C2779959927","wikidata":"https://www.wikidata.org/wiki/Q1048687","display_name":"Skeletal muscle","level":2,"score":0.20682582259178162},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.0},{"id":"https://openalex.org/C157138929","wikidata":"https://www.wikidata.org/wiki/Q570","display_name":"Loudspeaker","level":2,"score":0.0},{"id":"https://openalex.org/C24890656","wikidata":"https://www.wikidata.org/wiki/Q82811","display_name":"Acoustics","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000375","descriptor_name":"Aging","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003094","descriptor_name":"Collagen","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D003124","descriptor_name":"Colorimetry","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D003964","descriptor_name":"Diaphragm","qualifier_ui":"Q000166","qualifier_name":"cytology","is_major_topic":false},{"descriptor_ui":"D003964","descriptor_name":"Diaphragm","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D005109","descriptor_name":"Extracellular Matrix","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D009119","descriptor_name":"Muscle Contraction","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012044","descriptor_name":"Regression Analysis","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017208","descriptor_name":"Rats, Wistar","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D017568","descriptor_name":"Rectus Abdominis","qualifier_ui":"Q000166","qualifier_name":"cytology","is_major_topic":false},{"descriptor_ui":"D017568","descriptor_name":"Rectus Abdominis","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D018482","descriptor_name":"Muscle, Skeletal","qualifier_ui":"Q000166","qualifier_name":"cytology","is_major_topic":false},{"descriptor_ui":"D018482","descriptor_name":"Muscle, Skeletal","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D018485","descriptor_name":"Muscle Fibers, Skeletal","qualifier_ui":"Q000166","qualifier_name":"cytology","is_major_topic":false},{"descriptor_ui":"D018485","descriptor_name":"Muscle Fibers, Skeletal","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D051381","descriptor_name":"Rats","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":2,"locations":[{"id":"doi:10.1159/000213796","doi":"https://doi.org/10.1159/000213796","is_oa":false,"landing_page_url":"https://doi.org/10.1159/000213796","pdf_url":null,"source":{"id":"https://openalex.org/S190989491","display_name":"Gerontology","issn_l":"0304-324X","issn":["0304-324X","1423-0003"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","doyens","erih-plus","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310317820","host_organization_name":"Karger Publishers","host_organization_lineage":["https://openalex.org/P4310317820"],"host_organization_lineage_names":["Karger Publishers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Gerontology","raw_type":"journal-article"},{"id":"pmid:8832270","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/8832270","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":"Gerontology","raw_type":"Comparative Study"}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","score":0.8048999905586243,"display_name":"Good health and well-being"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2141080384","https://openalex.org/W1982454941","https://openalex.org/W3173629618","https://openalex.org/W1975702680","https://openalex.org/W3004019225","https://openalex.org/W2072082870","https://openalex.org/W2409995594","https://openalex.org/W2024689370","https://openalex.org/W4411883829","https://openalex.org/W2070239025"],"abstract_inverted_index":{"Age-related":[0],"changes":[1],"of":[2,8,31,42,54,78,90,106,125,130],"muscle":[3,33],"fiber":[4,34],"and":[5,12,25,39,47,114,118,140],"collagen":[6,43,126],"content":[7],"the":[9,40,52,76,104],"diaphragm":[10],"(DIA)":[11],"rectus":[13],"abdominis":[14],"(RA)":[15],"muscles":[16,120],"were":[17],"examined":[18],"in":[19,44,61,75,83],"rats":[20],"aged":[21,95],"1,":[22],"4,":[23],"8":[24,55],"18":[26],"months.":[27],"The":[28,69,94],"cross-sectional":[29],"areas":[30],"all":[32],"types":[35],"(I,":[36],"IIa,":[37],"IIb)":[38],"amount":[41,124],"both":[45],"DIA":[46,71,96,117],"RA":[48,84,111,119],"increased":[49],"up":[50],"to":[51,100,133],"age":[53],"months":[56],"after":[57],"which":[58],"a":[59,64,87,122,134],"decrease":[60],"growth":[62],"following":[63],"parabolic":[65],"curve":[66],"was":[67,86],"found.":[68],"older":[70,110],"showed":[72,121],"an":[73],"increase":[74],"percentage":[77,89],"type":[79,91],"I":[80],"fibers":[81],"while":[82,109],"there":[85],"high":[88],"IIb":[92],"fibers.":[93],"became":[97],"more":[98],"resistant":[99],"fatigue":[101],"but":[102],"at":[103],"expense":[105],"slow":[107],"contraction":[108],"is":[112],"faster":[113],"stronger.":[115],"Aged":[116],"low":[123,137],"with":[127,136],"great":[128],"concentration":[129],"cross-linkings":[131],"leading":[132],"tissue":[135],"viscoelastic":[138],"properties":[139],"reduced":[141],"compliance.":[142]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":2},{"year":2022,"cited_by_count":2},{"year":2021,"cited_by_count":3},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2014,"cited_by_count":3},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}