{"id":"https://openalex.org/W182215470","doi":null,"title":"Sodium intake does not influence bioimpedance-derived extracellular volume loss in head-down rest.","display_name":"Sodium intake does not influence bioimpedance-derived extracellular volume loss in head-down rest.","publication_year":2004,"publication_date":"2004-12-01","ids":{"openalex":"https://openalex.org/W182215470","mag":"182215470","pmid":"https://pubmed.ncbi.nlm.nih.gov/15619857"},"language":"en","primary_location":{"id":"pmid:15619857","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15619857","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":"Aviation, space, and environmental medicine","raw_type":"Journal Article"},"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/A5110025429","display_name":"Helmut G Hinghofer-Szalkay","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I202276237","display_name":"Medical University of Graz","ror":"https://ror.org/02n0bts35","country_code":"AT","type":"education","lineage":["https://openalex.org/I202276237"]}],"countries":["AT"],"is_corresponding":false,"raw_author_name":"Helmut G Hinghofer-Szalkay","raw_affiliation_strings":["Institute for Adaptive and Spaceflight Physiology, Graz, Austria. helmut.hinghofer@meduni-graz.at"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Institute for Adaptive and Spaceflight Physiology, Graz, Austria. helmut.hinghofer@meduni-graz.at","institution_ids":["https://openalex.org/I202276237"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112619564","display_name":"Zoltan L\u00e1szl\u00f3","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Zolt\u00e1n L\u00e1szl\u00f3","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5033347475","display_name":"Helfried Passath","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Helfried Passath","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5016457543","display_name":"Karl Pilz","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Karl Pilz","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110771216","display_name":"Andreas R\u00f6ssler","orcid":"https://orcid.org/0000-0001-9543-8870","observed_orcids":["https://orcid.org/0000-0001-9543-8870"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Andreas R\u00f6ssler","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5023082493","display_name":"Daniela Je\u017eov\u00e1","orcid":"https://orcid.org/0000-0003-1932-2950","observed_orcids":["https://orcid.org/0000-0003-1932-2950"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Daniela Jezova","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5046392071","display_name":"Hermann Scharfetter","orcid":"https://orcid.org/0000-0003-2534-3213","observed_orcids":["https://orcid.org/0000-0003-2534-3213"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Hermann Scharfetter","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.2001,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.54068546,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":93},"biblio":{"volume":"75","issue":"12","first_page":"1036","last_page":"41"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12005","display_name":"Spaceflight effects on biology","score":0.9800000190734863,"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":0.9800000190734863,"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/T12075","display_name":"Sodium Intake and Health","score":0.011699999682605267,"subfield":{"id":"https://openalex.org/subfields/2916","display_name":"Nutrition and Dietetics"},"field":{"id":"https://openalex.org/fields/29","display_name":"Nursing"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11967","display_name":"Electrolyte and hormonal disorders","score":0.0012000000569969416,"subfield":{"id":"https://openalex.org/subfields/2727","display_name":"Nephrology"},"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/extracellular-volume","display_name":"extracellular volume","score":0.7850000262260437},{"id":"https://openalex.org/keywords/sodium-intake","display_name":"sodium intake","score":0.765999972820282},{"id":"https://openalex.org/keywords/head-down-bed-rest","display_name":"head-down bed rest","score":0.8889999985694885},{"id":"https://openalex.org/keywords/low-sodium-diet","display_name":"sodium restriction","score":0.6470000147819519},{"id":"https://openalex.org/keywords/high-salt-diet","display_name":"high-salt diet","score":0.7429999709129333},{"id":"https://openalex.org/keywords/sodium-excretion","display_name":"sodium excretion","score":0.7429999709129333},{"id":"https://openalex.org/keywords/aldosterone","display_name":"aldosterone","score":0.7590000033378601},{"id":"https://openalex.org/keywords/plasma-renin-activity","display_name":"plasma renin activity","score":0.9950000047683716},{"id":"https://openalex.org/keywords/vasopressin","display_name":"vasopressin","score":0.996999979019165},{"id":"https://openalex.org/keywords/microgravity","display_name":"microgravity","score":0.4659999907016754},{"id":"https://openalex.org/keywords/spaceflight-countermeasures","display_name":"spaceflight countermeasures","score":0.5580000281333923}],"concepts":[{"id":"https://openalex.org/C2113261","wikidata":"https://www.wikidata.org/wiki/Q2914458","display_name":"Extracellular fluid","level":3,"score":0.7760783433914185},{"id":"https://openalex.org/C537181965","wikidata":"https://www.wikidata.org/wiki/Q658","display_name":"Sodium","level":2,"score":0.7685236930847168},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6403597593307495},{"id":"https://openalex.org/C125567185","wikidata":"https://www.wikidata.org/wiki/Q3267428","display_name":"Supine position","level":2,"score":0.6374615430831909},{"id":"https://openalex.org/C2778525890","wikidata":"https://www.wikidata.org/wiki/Q184564","display_name":"Aldosterone","level":2,"score":0.5733706951141357},{"id":"https://openalex.org/C28406088","wikidata":"https://www.wikidata.org/wiki/Q5571762","display_name":"Extracellular","level":2,"score":0.5365322828292847},{"id":"https://openalex.org/C2777854218","wikidata":"https://www.wikidata.org/wiki/Q850197","display_name":"Bed rest","level":2,"score":0.5161231756210327},{"id":"https://openalex.org/C134018914","wikidata":"https://www.wikidata.org/wiki/Q162606","display_name":"Endocrinology","level":1,"score":0.48418501019477844},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.46275636553764343},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.41048070788383484},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3042770326137543},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.15357905626296997},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.09727054834365845},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000450","descriptor_name":"Aldosterone","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D001510","descriptor_name":"Bed Rest","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007668","descriptor_name":"Kidney","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D008297","descriptor_name":"Male","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D011187","descriptor_name":"Posture","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D012083","descriptor_name":"Renin","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D012083","descriptor_name":"Renin","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D012982","descriptor_name":"Sodium, Dietary","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":true},{"descriptor_ui":"D014667","descriptor_name":"Vasopressins","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D014667","descriptor_name":"Vasopressins","qualifier_ui":"Q000494","qualifier_name":"pharmacology","is_major_topic":false},{"descriptor_ui":"D014882","descriptor_name":"Water-Electrolyte Balance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":true},{"descriptor_ui":"D017097","descriptor_name":"Electric Impedance","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":3,"locations":[{"id":"pmid:15619857","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15619857","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":"Aviation, space, and environmental medicine","raw_type":"Journal Article"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.530.1460","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.530.1460","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://www.meduni-graz.at/iap/Sodium_ASEM_04.pdf","raw_type":"text"},{"id":"mag:182215470","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/15619857","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":0.98580002784729,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":26,"referenced_works":["https://openalex.org/W78811769","https://openalex.org/W130445605","https://openalex.org/W203872478","https://openalex.org/W1502754895","https://openalex.org/W1571973698","https://openalex.org/W1604681110","https://openalex.org/W1807662777","https://openalex.org/W1846571010","https://openalex.org/W1859330318","https://openalex.org/W1881618187","https://openalex.org/W1910301497","https://openalex.org/W1984147869","https://openalex.org/W1990877162","https://openalex.org/W1991029116","https://openalex.org/W1991751446","https://openalex.org/W2004209473","https://openalex.org/W2020535479","https://openalex.org/W2140024548","https://openalex.org/W2174508237","https://openalex.org/W2221656404","https://openalex.org/W2277022803","https://openalex.org/W2395312989","https://openalex.org/W2412912989","https://openalex.org/W2414939736","https://openalex.org/W2994393072","https://openalex.org/W3174357705"],"related_works":["https://openalex.org/W7100544865","https://openalex.org/W2412912989","https://openalex.org/W3178847398","https://openalex.org/W203872478","https://openalex.org/W55881186","https://openalex.org/W3021248966","https://openalex.org/W2031220525","https://openalex.org/W2405274604","https://openalex.org/W1498296375","https://openalex.org/W2060371217"],"abstract_inverted_index":{"INTRODUCTION:":[0],"There":[1],"is":[2],"disagreement":[3],"regarding":[4],"the":[5,29,137,146,243],"impact":[6],"of":[7,23,31,53,58,139,199,298,303,305],"dietary":[8],"sodium":[9,48,76,100,114,165,235,286,320],"on":[10,34,152,190],"alterations":[11],"in":[12,62,95,182,208,219,240,242,262,271,290],"extracellular":[13,35],"volume":[14,36],"during":[15,38,50,86,221],"head-down":[16],"bed":[17],"rest":[18],"(HDBR).":[19],"The":[20,126,311],"primary":[21],"purpose":[22],"this":[24],"study":[25],"was":[26,143,177,260],"to":[27,316],"assess":[28],"effects":[30],"salt":[32],"intake":[33,49,287,321],"(ECV)":[37],"HDBR.":[39,222,257],"METHODS:":[40],"We":[41,163],"performed":[42,68],"whole-body":[43],"bioimpedance":[44,281],"spectroscopy":[45],"with":[46,74],"controlled":[47,153],"4":[51,232],"d":[52,57,233,297],"ambulation":[54],"and":[55,112,136,141,155,167,174,210,224,293,325],"8":[56,296],"-6":[59],"degrees":[60],"HDBR":[61,299],"10":[63,104,327],"normotensive":[64],"men.":[65],"Each":[66],"subject":[67],"an":[69,196],"initial":[70],"12-d":[71],"familiarization":[72],"run":[73],"moderate":[75],"(246":[77],"+/-":[78,103,117,201,212,265,274],"12":[79],"mmol":[80,105,119],"x":[81,83,106,108,120,122,268,277,329],"L(-1)":[82,107,121],"d(-1)":[84,109,123],"excreted)":[85,111],"which":[87],"no":[88],"measurements":[89],"were":[90,129,150,226,253],"made.":[91],"They":[92],"then":[93],"participated":[94],"treatment":[96],"runs":[97],"involving":[98],"low":[99,285],"(LS:":[101],"143":[102],"Na+":[110,124],"high":[113],"(HS:":[115],"434":[116],"17":[118],"excreted).":[125],"different":[127,228],"treatments":[128,149],"separated":[130],"by":[131,160,256,319],">":[132,230],"or":[133],"=1":[134],"mo":[135],"order":[138],"LS":[140,223,244,272],"HS":[142,220,225,263],"balanced":[144],"among":[145],"subjects.":[147],"These":[148],"based":[151],"food":[154],"drink":[156],"supplies":[157],"as":[158],"prepared":[159],"a":[161,238,301],"dietitian.":[162],"monitored":[164],"output":[166],"measured":[168,178],"aldosterone,":[169],"plasma":[170],"renin":[171],"activity":[172],"(PRA),":[173],"vasopressin.":[175],"Bioimpedance":[176],"every":[179],"second":[180],"day":[181],"supine":[183],"position":[184],"using":[185],"tetrapolar":[186],"electrodes.":[187],"RESULTS:":[188],"Based":[189],"exponential":[191],"data":[192,282],"fitting,":[193],"we":[194],"calculated":[195],"ECV":[197,241,289,304],"decrease":[198],"0.79":[200],"0.32":[202],"L":[203,214],"(-5.8%;":[204],"p":[205,216,248],"=":[206,217,249],"0.018)":[207],"LS,":[209],"1.21":[211],"0.31":[213],"(-4.0%;":[215],"0.002)":[218],"not":[227,254,314],"(p":[229,308],"0.1);":[231],"pre-HDBR":[234],"adjustment":[236],"produced":[237],"fall":[239],"group":[245],"only":[246],"(-3.7%,":[247],"0.023).":[250],"Hormone":[251],"levels":[252],"changed":[255],"Plasma":[258],"aldosterone":[259],"lower":[261],"(69":[264],"7":[266],"pg":[267,276],"ml(-1))":[269],"than":[270],"(180":[273],"24":[275],"ml(-1)).":[278],"DISCUSSION:":[279],"Our":[280],"confirm":[283],"that":[284,295],"decreases":[288],"ambulatory":[291],"conditions":[292],"indicate":[294],"produce":[300],"loss":[302,312],"about":[306],"5%":[307],"<":[309],"0.05).":[310],"did":[313],"seem":[315],"be":[317],"influenced":[318],"between":[322],"approximately":[323,326],"3":[324],"g":[328],"d(-1).":[330]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
