{"id":"https://openalex.org/W2167042512","doi":null,"title":"The influence of probiotic supplementation on selected athletic performance-related blood markers in men","display_name":"The influence of probiotic supplementation on selected athletic performance-related blood markers in men","publication_year":2012,"publication_date":"2012-12-01","ids":{"openalex":"https://openalex.org/W2167042512","mag":"2167042512"},"language":"en","primary_location":{"id":"pmh:oai:repository.up.ac.za:2263/18999","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2263/18999","pdf_url":"http://hdl.handle.net/2263/18999","source":{"id":"https://openalex.org/S4306401870","display_name":"UpSpace Institutional Repository (University of Pretoria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I69552723","host_organization_name":"University of Pretoria","host_organization_lineage":["https://openalex.org/I69552723"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/2263/18999","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5018887603","display_name":"C.J. Grobbelaar","orcid":"https://orcid.org/0000-0001-5341-0562","observed_orcids":["https://orcid.org/0000-0001-5341-0562"]},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"C.J. Grobbelaar","raw_affiliation_strings":["University of Pretoria"],"raw_orcid":"https://orcid.org/0000-0001-5341-0562","affiliations":[{"raw_affiliation_string":"University of Pretoria","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110239197","display_name":"CC Grant","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"CC Grant","raw_affiliation_strings":["University of Pretoria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pretoria","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5112785742","display_name":"D Janse van Rensburg","orcid":"https://orcid.org/0000-0003-1058-6992","observed_orcids":["https://orcid.org/0000-0003-1058-6992"]},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Dcj van Rensburg","raw_affiliation_strings":["University of Pretoria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pretoria","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109652697","display_name":"Robert Collins","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"Robert Collins","raw_affiliation_strings":["University of Pretoria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pretoria","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5113687484","display_name":"PJ du Toit","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"PJ du Toit","raw_affiliation_strings":["University of Pretoria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pretoria","institution_ids":["https://openalex.org/I69552723"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5103358115","display_name":"PS Wood","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I69552723","display_name":"University of Pretoria","ror":"https://ror.org/00g0p6g84","country_code":"ZA","type":"education","lineage":["https://openalex.org/I69552723"]}],"countries":["ZA"],"is_corresponding":false,"raw_author_name":"PS Wood","raw_affiliation_strings":["University of Pretoria"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"University of Pretoria","institution_ids":["https://openalex.org/I69552723"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":[],"corresponding_institution_ids":["https://openalex.org/I69552723"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":true,"cited_by_count":1,"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":93},"biblio":{"volume":"18","issue":"1","first_page":"34","last_page":"44"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10141","display_name":"Probiotics and Fermented Foods","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food 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"}},"topics":[{"id":"https://openalex.org/T10141","display_name":"Probiotics and Fermented Foods","score":0.9937000274658203,"subfield":{"id":"https://openalex.org/subfields/1106","display_name":"Food 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"}},{"id":"https://openalex.org/T11585","display_name":"Exercise and Physiological Responses","score":0.002300000051036477,"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/T11399","display_name":"Muscle metabolism and nutrition","score":0.0008999999845400453,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/probiotics","display_name":"probiotics","score":0.9909999966621399},{"id":"https://openalex.org/keywords/lactic-acid-bacteria","display_name":"lactic acid bacteria","score":0.9580000042915344},{"id":"https://openalex.org/keywords/athletic-performance","display_name":"athletic performance","score":0.9879999756813049},{"id":"https://openalex.org/keywords/hemoglobin-levels","display_name":"hemoglobin levels","score":0.9679999947547913},{"id":"https://openalex.org/keywords/hematological-parameters","display_name":"hematological parameters","score":0.949999988079071},{"id":"https://openalex.org/keywords/serum-electrolytes","display_name":"serum electrolytes","score":0.7149999737739563},{"id":"https://openalex.org/keywords/sodium","display_name":"sodium","score":0.953000009059906},{"id":"https://openalex.org/keywords/potassium","display_name":"potassium","score":0.9959999918937683},{"id":"https://openalex.org/keywords/dietary-supplementation","display_name":"dietary supplementation","score":0.42500001192092896}],"concepts":[{"id":"https://openalex.org/C2775920511","wikidata":"https://www.wikidata.org/wiki/Q161249","display_name":"Lactic acid","level":3,"score":0.7467225790023804},{"id":"https://openalex.org/C2780255968","wikidata":"https://www.wikidata.org/wiki/Q1816730","display_name":"Probiotic","level":3,"score":0.7194762229919434},{"id":"https://openalex.org/C193230392","wikidata":"https://www.wikidata.org/wiki/Q1663054","display_name":"Ingestion","level":2,"score":0.636680543422699},{"id":"https://openalex.org/C27081682","wikidata":"https://www.wikidata.org/wiki/Q269829","display_name":"Placebo","level":3,"score":0.49318093061447144},{"id":"https://openalex.org/C537181965","wikidata":"https://www.wikidata.org/wiki/Q658","display_name":"Sodium","level":2,"score":0.46362853050231934},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.42792075872421265},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.4010276794433594},{"id":"https://openalex.org/C140793950","wikidata":"https://www.wikidata.org/wiki/Q168091","display_name":"Animal science","level":1,"score":0.3543626070022583},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.2291562855243683},{"id":"https://openalex.org/C523546767","wikidata":"https://www.wikidata.org/wiki/Q10876","display_name":"Bacteria","level":2,"score":0.22688603401184082},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.18673956394195557},{"id":"https://openalex.org/C204787440","wikidata":"https://www.wikidata.org/wiki/Q188504","display_name":"Alternative medicine","level":2,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:repository.up.ac.za:2263/18999","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2263/18999","pdf_url":"http://hdl.handle.net/2263/18999","source":{"id":"https://openalex.org/S4306401870","display_name":"UpSpace Institutional Repository (University of Pretoria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I69552723","host_organization_name":"University of Pretoria","host_organization_lineage":["https://openalex.org/I69552723"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"mag:2167042512","doi":null,"is_oa":false,"landing_page_url":"https://repository.up.ac.za/bitstream/2263/18999/3/Grobbelaar_Influence%282012%29.pdf","pdf_url":null,"source":{"id":"https://openalex.org/S2755080209","display_name":"Journal of Physical Activity and Health","issn_l":"1543-3080","issn":["1543-3080","1543-5474"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-c","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-70","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310322142","host_organization_name":"Human Kinetics","host_organization_lineage":["https://openalex.org/P4310322142"],"host_organization_lineage_names":["Human Kinetics"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Journal of Physical Activity and Health","raw_type":null}],"best_oa_location":{"id":"pmh:oai:repository.up.ac.za:2263/18999","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/2263/18999","pdf_url":"http://hdl.handle.net/2263/18999","source":{"id":"https://openalex.org/S4306401870","display_name":"UpSpace Institutional Repository (University of Pretoria)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I69552723","host_organization_name":"University of Pretoria","host_organization_lineage":["https://openalex.org/I69552723"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},"sustainable_development_goals":[{"score":0.98580002784729,"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being"}],"study_designs":[{"id":"https://openalex.org/study-designs/randomized-controlled-trial","display_name":"Randomized Controlled Trial"},{"id":"https://openalex.org/study-designs/clinical-trial","display_name":"Clinical Trial"}],"awards":[],"funders":[],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2167042512.pdf","grobid_xml":"https://content.openalex.org/works/W2167042512.grobid-xml"},"referenced_works_count":17,"referenced_works":["https://openalex.org/W133197154","https://openalex.org/W1480525399","https://openalex.org/W1482115950","https://openalex.org/W1560357403","https://openalex.org/W1999441381","https://openalex.org/W2024242557","https://openalex.org/W2033905296","https://openalex.org/W2035677999","https://openalex.org/W2037323679","https://openalex.org/W2049323790","https://openalex.org/W2055048127","https://openalex.org/W2127805721","https://openalex.org/W2130304075","https://openalex.org/W2135375808","https://openalex.org/W2160420380","https://openalex.org/W2494614151","https://openalex.org/W2773391758"],"related_works":["https://openalex.org/W7095432225","https://openalex.org/W4290802413","https://openalex.org/W4294795742","https://openalex.org/W7126260236","https://openalex.org/W2802102730","https://openalex.org/W2884632609","https://openalex.org/W2336441955","https://openalex.org/W4395110680","https://openalex.org/W2805756418","https://openalex.org/W4409456402"],"abstract_inverted_index":{"It":[0],"has":[1],"been":[2,20],"speculated":[3],"that":[4,165],"probiotics":[5,46],"can":[6],"improve":[7],"athletic":[8],"performance.":[9],"Significant":[10],"increases":[11],"in":[12,30,55,133,183],"haemoglobin":[13,49,181],"concentration":[14,50,182],"and":[15,51,72,110,151],"oxygen":[16],"consumption":[17],"have":[18],"also":[19],"shown":[21],"to":[22,38,130,148,158],"follow":[23],"the":[24,41,93,99,114,134,138,166,180],"ingestion":[25,167],"of":[26,34,43,98,168],"lactic":[27,170],"acid":[28,171],"bacteria":[29,172],"athletes.":[31],"The":[32,85],"aim":[33],"this":[35],"study":[36,82,86],"was":[37,83],"determine":[39],"whether":[40],"administration":[42],"commercially":[44],"prepared":[45],"could":[47],"influence":[48],"other":[52],"haematological":[53],"parameters":[54],"moderately":[56,61,184],"active":[57,62,185],"males.":[58,186],"Fifty":[59],"healthy,":[60],"male":[63],"volunteers":[64],"were":[65,103,119],"divided":[66],"into":[67],"two":[68,94,115],"groups":[69,95],"(Test":[70],"Group":[71,140],"Control":[73,135],"Group).":[74],"A":[75],"randomized,":[76],"double-blind,":[77],"placebo-controlled,":[78],"pre-test/post-test,":[79],"group":[80],"comparison":[81],"done.":[84],"showed":[87],"no":[88],"significant":[89,105],"differences":[90],"(p\u22650.05)":[91],"between":[92,108],"on":[96],"any":[97],"dependent":[100],"measurements.":[101],"There":[102],"statistically":[104],"changes":[106,118],"(p\u22640.05)":[107],"pre-":[109],"post-test":[111],"results":[112,162],"within":[113,120],"groups.":[116],"These":[117],"physiological":[121],"limits.":[122],"Sodium":[123],"increased":[124,142],"significantly":[125,143],"(p=0,001)":[126],"from":[127,145,155],"139.29":[128],"mmol/L":[129,132,147,157],"140.96":[131],"Group.":[136],"In":[137],"Test":[139],"sodium":[141],"(p=0,035)":[144],"139.60":[146],"140.90":[149],"mmol/L,":[150],"potassium":[152],"decreased":[153],"(p=0.010)":[154],"4.67":[156],"4.44":[159],"mmol/L.":[160],"Study":[161],"thus":[163],"indicated":[164],"a":[169],"preparation":[173],"for":[174],"42":[175],"days":[176],"did":[177],"not":[178],"increase":[179]},"counts_by_year":[{"year":2019,"cited_by_count":1}],"updated_date":"2026-10-13T10:08:12.033832","created_date":"2016-06-24T00:00:00"}