{"id":"https://openalex.org/W406251431","doi":null,"title":"Muscle sympathetic nerve activity (MSNA) after 120 days of 6 degrees head-down bed rest (HDBR).","display_name":"Muscle sympathetic nerve activity (MSNA) after 120 days of 6 degrees head-down bed rest (HDBR).","publication_year":1999,"publication_date":"1999-12-01","ids":{"openalex":"https://openalex.org/W406251431","mag":"406251431","pmid":"https://pubmed.ncbi.nlm.nih.gov/11762388"},"language":"en","primary_location":{"id":"pmid:11762388","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11762388","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":"Environmental medicine : annual report of the Research Institute of Environmental Medicine, Nagoya University","raw_type":"Comparative Study"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["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/A5013762931","display_name":"A Kamiya","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I4405286286","display_name":"Research Institute of Environmental Medicine, Nagoya University","ror":"https://ror.org/01qvr7m20","country_code":"JP","type":"facility","lineage":["https://openalex.org/I4405286286","https://openalex.org/I60134161"]},{"id":"https://openalex.org/I60134161","display_name":"Nagoya University","ror":"https://ror.org/04chrp450","country_code":"JP","type":"education","lineage":["https://openalex.org/I60134161"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"A Kamiya","raw_affiliation_strings":["Department of Autonomic Neuroscience, Research Institute of Environmental Medicine, Nagoya University, Nagoya, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Autonomic Neuroscience, Research Institute of Environmental Medicine, Nagoya University, Nagoya, Japan","institution_ids":["https://openalex.org/I4405286286","https://openalex.org/I60134161"]}]},{"author_position":"middle","author":{"id":null,"display_name":"S Iwase","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S Iwase","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5084322264","display_name":"Haruki Kitazawa","orcid":"https://orcid.org/0000-0003-4586-5553","observed_orcids":["https://orcid.org/0000-0003-4586-5553"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"H Kitazawa","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5112145023","display_name":"T Mano","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T Mano","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":15,"citation_normalized_percentile":{"value":0.0,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"43","issue":"2","first_page":"150","last_page":"2"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12005","display_name":"Spaceflight effects on biology","score":0.9990000128746033,"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"}},"topics":[{"id":"https://openalex.org/T12005","display_name":"Spaceflight effects on biology","score":0.9990000128746033,"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/T11950","display_name":"Cardiovascular Syncope and Autonomic Disorders","score":0.0008999999845400453,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"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/T10745","display_name":"Heart Rate Variability and Autonomic Control","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2705","display_name":"Cardiology and Cardiovascular Medicine"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/muscle-sympathetic-nerve-activity","display_name":"muscle sympathetic nerve activity","score":0.9980000257492065},{"id":"https://openalex.org/keywords/head-down-bed-rest","display_name":"head-down bed rest","score":0.9620000123977661},{"id":"https://openalex.org/keywords/simulated-microgravity","display_name":"simulated microgravity","score":0.8100000023841858},{"id":"https://openalex.org/keywords/sympathetic-nervous-system","display_name":"sympathetic nervous system","score":0.8889999985694885},{"id":"https://openalex.org/keywords/heart-rate","display_name":"heart rate","score":0.875},{"id":"https://openalex.org/keywords/blood-pressure","display_name":"blood pressure","score":0.9649999737739563},{"id":"https://openalex.org/keywords/tibial-nerve","display_name":"tibial nerve","score":0.7910000085830688},{"id":"https://openalex.org/keywords/spaceflight-countermeasures","display_name":"spaceflight countermeasures","score":0.6060000061988831}],"concepts":[{"id":"https://openalex.org/C125567185","wikidata":"https://www.wikidata.org/wiki/Q3267428","display_name":"Supine position","level":2,"score":0.857926607131958},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.6924106478691101},{"id":"https://openalex.org/C2777854218","wikidata":"https://www.wikidata.org/wiki/Q850197","display_name":"Bed rest","level":2,"score":0.6374926567077637},{"id":"https://openalex.org/C2776214587","wikidata":"https://www.wikidata.org/wiki/Q3430227","display_name":"Vasomotor","level":2,"score":0.590300440788269},{"id":"https://openalex.org/C2776533406","wikidata":"https://www.wikidata.org/wiki/Q187215","display_name":"Sympathetic nervous system","level":3,"score":0.5394995212554932},{"id":"https://openalex.org/C103888896","wikidata":"https://www.wikidata.org/wiki/Q5916","display_name":"Spaceflight","level":2,"score":0.4926500916481018},{"id":"https://openalex.org/C2777953023","wikidata":"https://www.wikidata.org/wiki/Q1073121","display_name":"Heart rate","level":3,"score":0.4811933636665344},{"id":"https://openalex.org/C2777372248","wikidata":"https://www.wikidata.org/wiki/Q171064","display_name":"Autonomic nervous system","level":4,"score":0.45678362250328064},{"id":"https://openalex.org/C84393581","wikidata":"https://www.wikidata.org/wiki/Q82642","display_name":"Blood pressure","level":2,"score":0.45173510909080505},{"id":"https://openalex.org/C42219234","wikidata":"https://www.wikidata.org/wiki/Q131130","display_name":"Anesthesia","level":1,"score":0.369393527507782},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.36818671226501465},{"id":"https://openalex.org/C164705383","wikidata":"https://www.wikidata.org/wiki/Q10379","display_name":"Cardiology","level":1,"score":0.32431963086128235},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C146978453","wikidata":"https://www.wikidata.org/wiki/Q3798668","display_name":"Aerospace engineering","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D001510","descriptor_name":"Bed Rest","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D001794","descriptor_name":"Blood Pressure","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006339","descriptor_name":"Heart Rate","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D013564","descriptor_name":"Sympathetic Nervous System","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D013979","descriptor_name":"Tibial Nerve","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D013997","descriptor_name":"Time Factors","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014666","descriptor_name":"Vasomotor System","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D018474","descriptor_name":"Weightlessness Simulation","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D018475","descriptor_name":"Head-Down Tilt","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D018482","descriptor_name":"Muscle, Skeletal","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true}],"locations_count":2,"locations":[{"id":"pmid:11762388","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11762388","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":"Environmental medicine : annual report of the Research Institute of Environmental Medicine, Nagoya University","raw_type":"Comparative Study"},{"id":"mag:406251431","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11762388","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":null,"is_accepted":false,"is_published":false,"raw_source_name":"PubMed","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.9537000060081482,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2112716107","https://openalex.org/W24975061","https://openalex.org/W2116718828","https://openalex.org/W4398166864","https://openalex.org/W2465782473","https://openalex.org/W2143971723","https://openalex.org/W2046645567","https://openalex.org/W2077926938","https://openalex.org/W2771355785","https://openalex.org/W4398165536"],"abstract_inverted_index":{"The":[0],"alterations":[1],"in":[2,69,77],"the":[3,27,39,96,125,174],"sympathetic":[4,41,58,65,177],"nervous":[5,59],"system":[6],"are":[7],"commonly":[8],"seen":[9],"after":[10,84,108,137,167,180],"spaceflight":[11],"and":[12,83,86,114,143,166],"its":[13],"ground-based":[14],"simulation":[15],"model,":[16],"6":[17],"degrees":[18],"head-down":[19],"bed":[20],"rest":[21],"(HDBR).":[22],"Several":[23],"studies":[24],"have":[25],"examined":[26],"effect":[28],"of":[29,89,121,150,170],"HDBR":[30,54,122,151],"for":[31],"a":[32,36,50,78,100],"few":[33],"days":[34,88,120,149,169],"or":[35],"weeks":[37],"on":[38],"vasomotor":[40,57,176],"tone":[42,178],"at":[43],"rest.":[44],"However,":[45],"it":[46],"remains":[47],"unclear":[48],"how":[49],"long-lasting":[51,181],"(>50":[52],"days)":[53],"affects":[55],"resting":[56,79,175],"activity.":[60],"Consequently,":[61],"we":[62],"measured":[63,93],"muscle":[64],"nerve":[66,98],"activity":[67],"(MSNA)":[68],"six":[70],"healthy":[71],"male":[72],"volunteers":[73],"(range,":[74],"26-42":[75],"years)":[76],"supine":[80,104],"position":[81],"before":[82,153],"60":[85,109,138],"120":[87,115,144,168],"HDBR.":[90,171],"MSNA":[91,105],"was":[92,134],"directly":[94],"from":[95],"tibial":[97],"using":[99],"microneurographic":[101],"technique.":[102],"Resting":[103],"significantly":[106,135],"increased":[107,179],"(28.2":[110],"+/-":[111,117,129,140,146,155],"2.7":[112],"bursts/min)":[113,119],"(29.4":[116],"4.2":[118],"compared":[123],"with":[124],"pre-HDBR":[126],"level":[127],"(19.0":[128],"2.3":[130],"bursts/min).":[131],"Heart":[132],"rate":[133],"higher":[136],"(73":[139],"2":[141,156],"beats/min)":[142,148],"(72":[145],"3":[147],"than":[152],"(65":[154],"beats/min).":[157],"In":[158,172],"contrast,":[159],"mean":[160],"blood":[161],"pressure":[162],"remained":[163],"unchanged":[164],"during":[165],"conclusion,":[173],"simulated":[182],"microgravity.":[183]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":3}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
