{"id":"https://openalex.org/W2161362599","doi":"https://doi.org/10.1093/pcp/pcg033","title":"Sepal Color Variation of Hydrangea macrophylla and Vacuolar pH Measured with a Proton-Selective Microelectrode","display_name":"Sepal Color Variation of Hydrangea macrophylla and Vacuolar pH Measured with a Proton-Selective Microelectrode","publication_year":2003,"publication_date":"2003-03-15","ids":{"openalex":"https://openalex.org/W2161362599","doi":"https://doi.org/10.1093/pcp/pcg033","mag":"2161362599","pmid":"https://pubmed.ncbi.nlm.nih.gov/12668772"},"language":"en","primary_location":{"id":"doi:10.1093/pcp/pcg033","doi":"https://doi.org/10.1093/pcp/pcg033","is_oa":false,"landing_page_url":"https://doi.org/10.1093/pcp/pcg033","pdf_url":null,"source":{"id":"https://openalex.org/S110997964","display_name":"Plant and Cell Physiology","issn_l":"0032-0781","issn":["0032-0781","1471-9053"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-2","ki-jl-2","medline","norway-2","poland-140","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":"Plant and Cell Physiology","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/A5016728052","display_name":"Kumi Yoshida","orcid":"https://orcid.org/0000-0002-1238-6348","observed_orcids":["https://orcid.org/0000-0002-1238-6348"]},"institutions":[{"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":"Kumi Yoshida","raw_affiliation_strings":["Graduate School of Human Informatics, Nagoya University, Chikusa, Nagoya, 464-8601 Japan. yoshidak@info.human.nagoya-u.ac.jp","Graduate School of Human Informatics, Nagoya University, Chikusa, Nagoya, 464-8601 Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Human Informatics, Nagoya University, Chikusa, Nagoya, 464-8601 Japan. yoshidak@info.human.nagoya-u.ac.jp","institution_ids":["https://openalex.org/I60134161"]},{"raw_affiliation_string":"Graduate School of Human Informatics, Nagoya University, Chikusa, Nagoya, 464-8601 Japan","institution_ids":["https://openalex.org/I60134161"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5073420854","display_name":"Yuki Toyama-Kato","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I84309776","display_name":"Sugiyama Jogakuen University","ror":"https://ror.org/027nene90","country_code":"JP","type":"education","lineage":["https://openalex.org/I84309776"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Yuki Toyama-Kato","raw_affiliation_strings":["School of Life Studies, Sugiyama Jogakuen University, Chikusa, Nagoya, 464-8662 Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Life Studies, Sugiyama Jogakuen University, Chikusa, Nagoya, 464-8662 Japan","institution_ids":["https://openalex.org/I84309776"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5036114173","display_name":"Kiyoshi Kameda","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I84309776","display_name":"Sugiyama Jogakuen University","ror":"https://ror.org/027nene90","country_code":"JP","type":"education","lineage":["https://openalex.org/I84309776"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Kiyoshi Kameda","raw_affiliation_strings":["School of Life Studies, Sugiyama Jogakuen University, Chikusa, Nagoya, 464-8662 Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Life Studies, Sugiyama Jogakuen University, Chikusa, Nagoya, 464-8662 Japan","institution_ids":["https://openalex.org/I84309776"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5035810712","display_name":"Tadao Kondo","orcid":"https://orcid.org/0000-0003-4479-9443","observed_orcids":["https://orcid.org/0000-0003-4479-9443"]},"institutions":[{"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":"Tadao Kondo","raw_affiliation_strings":["Graduate School of Bioagricultural Sciences, Nagoya University, Chikusa, Nagoya, 464-8601 Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Graduate School of Bioagricultural Sciences, Nagoya University, Chikusa, Nagoya, 464-8601 Japan","institution_ids":["https://openalex.org/I60134161"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":3085,"currency":"USD","value_usd":3085},"apc_paid":null,"fwci":1.037,"has_fulltext":false,"cited_by_count":147,"citation_normalized_percentile":{"value":0.70848226,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":93,"max":99},"biblio":{"volume":"44","issue":"3","first_page":"262","last_page":"268"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11237","display_name":"Plant Gene Expression Analysis","score":0.9926999807357788,"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/T11237","display_name":"Plant Gene Expression Analysis","score":0.9926999807357788,"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/T11268","display_name":"Light effects on plants","score":0.0012000000569969416,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant 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/T12834","display_name":"Flowering Plant Growth and Cultivation","score":0.0012000000569969416,"subfield":{"id":"https://openalex.org/subfields/1110","display_name":"Plant 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/hydrangea-macrophylla","display_name":"Hydrangea macrophylla","score":0.9900000095367432},{"id":"https://openalex.org/keywords/vacuolar-ph","display_name":"vacuolar pH","score":0.9879999756813049},{"id":"https://openalex.org/keywords/delphinidin-3-o-glucoside","display_name":"delphinidin-3-glucoside","score":0.9649999737739563},{"id":"https://openalex.org/keywords/anthocyanins","display_name":"anthocyanins","score":0.8500000238418579},{"id":"https://openalex.org/keywords/protoplasts","display_name":"protoplasts","score":0.6320000290870667},{"id":"https://openalex.org/keywords/microspectrophotometry","display_name":"microspectrophotometry","score":0.6809999942779541}],"concepts":[{"id":"https://openalex.org/C13512557","wikidata":"https://www.wikidata.org/wiki/Q107216","display_name":"Sepal","level":4,"score":0.9686813354492188},{"id":"https://openalex.org/C2778945092","wikidata":"https://www.wikidata.org/wiki/Q262547","display_name":"Anthocyanin","level":2,"score":0.6510390043258667},{"id":"https://openalex.org/C2781021748","wikidata":"https://www.wikidata.org/wiki/Q367258","display_name":"Delphinidin","level":4,"score":0.6418806314468384},{"id":"https://openalex.org/C64584667","wikidata":"https://www.wikidata.org/wiki/Q161179","display_name":"Pigment","level":2,"score":0.629490852355957},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.5617508888244629},{"id":"https://openalex.org/C111670793","wikidata":"https://www.wikidata.org/wiki/Q16979465","display_name":"Microelectrode","level":3,"score":0.5130902528762817},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.4660419523715973},{"id":"https://openalex.org/C2776458125","wikidata":"https://www.wikidata.org/wiki/Q1827343","display_name":"Epidermis (zoology)","level":2,"score":0.43253546953201294},{"id":"https://openalex.org/C12554922","wikidata":"https://www.wikidata.org/wiki/Q7100","display_name":"Biophysics","level":1,"score":0.401122510433197},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.36303648352622986},{"id":"https://openalex.org/C2777667348","wikidata":"https://www.wikidata.org/wiki/Q417606","display_name":"Cyanidin","level":3,"score":0.2486150562763214},{"id":"https://openalex.org/C105702510","wikidata":"https://www.wikidata.org/wiki/Q514","display_name":"Anatomy","level":1,"score":0.11209329962730408},{"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/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.0},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C29172406","wikidata":"https://www.wikidata.org/wiki/Q103129","display_name":"Stamen","level":3,"score":0.0},{"id":"https://openalex.org/C2780618852","wikidata":"https://www.wikidata.org/wiki/Q79932","display_name":"Pollen","level":2,"score":0.0}],"mesh":[{"descriptor_ui":"D000872","descriptor_name":"Anthocyanins","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":false},{"descriptor_ui":"D006863","descriptor_name":"Hydrogen-Ion Concentration","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D008564","descriptor_name":"Membrane Potentials","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":false},{"descriptor_ui":"D008839","descriptor_name":"Microelectrodes","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D010860","descriptor_name":"Pigments, Biological","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D011522","descriptor_name":"Protons","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014617","descriptor_name":"Vacuoles","qualifier_ui":"Q000378","qualifier_name":"metabolism","is_major_topic":true},{"descriptor_ui":"D031966","descriptor_name":"Hydrangea","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true},{"descriptor_ui":"D035264","descriptor_name":"Flowers","qualifier_ui":"Q000502","qualifier_name":"physiology","is_major_topic":true}],"locations_count":2,"locations":[{"id":"doi:10.1093/pcp/pcg033","doi":"https://doi.org/10.1093/pcp/pcg033","is_oa":false,"landing_page_url":"https://doi.org/10.1093/pcp/pcg033","pdf_url":null,"source":{"id":"https://openalex.org/S110997964","display_name":"Plant and Cell Physiology","issn_l":"0032-0781","issn":["0032-0781","1471-9053"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-c","jufo-2","ki-jl-2","medline","norway-2","poland-140","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":"Plant and Cell Physiology","raw_type":"journal-article"},{"id":"pmid:12668772","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/12668772","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":"Plant & cell physiology","raw_type":"Journal Article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":43,"referenced_works":["https://openalex.org/W11267361","https://openalex.org/W367869525","https://openalex.org/W1528122668","https://openalex.org/W1823668982","https://openalex.org/W1875271778","https://openalex.org/W1949312516","https://openalex.org/W1966054903","https://openalex.org/W1974907422","https://openalex.org/W1975660939","https://openalex.org/W1978698536","https://openalex.org/W1981967122","https://openalex.org/W1985418187","https://openalex.org/W1990107544","https://openalex.org/W1990682021","https://openalex.org/W2011843649","https://openalex.org/W2021330982","https://openalex.org/W2028250029","https://openalex.org/W2037374402","https://openalex.org/W2050591213","https://openalex.org/W2058273053","https://openalex.org/W2061700783","https://openalex.org/W2062731223","https://openalex.org/W2077036467","https://openalex.org/W2083176742","https://openalex.org/W2091877630","https://openalex.org/W2092341007","https://openalex.org/W2102288397","https://openalex.org/W2103819569","https://openalex.org/W2117396828","https://openalex.org/W2119087564","https://openalex.org/W2138812307","https://openalex.org/W2139571132","https://openalex.org/W2155639115","https://openalex.org/W2168818853","https://openalex.org/W2174398172","https://openalex.org/W2228164991","https://openalex.org/W2313052407","https://openalex.org/W2325371683","https://openalex.org/W2327595010","https://openalex.org/W2976491446","https://openalex.org/W2996094892","https://openalex.org/W4213332984","https://openalex.org/W4292201059"],"related_works":["https://openalex.org/W3108385380","https://openalex.org/W2088384002","https://openalex.org/W3128190613","https://openalex.org/W2341267540","https://openalex.org/W1512010762","https://openalex.org/W2101638801","https://openalex.org/W2928222117","https://openalex.org/W2031893231","https://openalex.org/W4320713570","https://openalex.org/W4311664423"],"abstract_inverted_index":{"Sepal":[0],"color":[1,16,29,78,100],"of":[2,52,59,69,83,90,92,101,113,124,145],"hydrangea":[3,55,104],"varies":[4],"with":[5,106],"the":[6,35,49,57,60,66,87,93,99,121,142],"environmental":[7],"conditions.":[8],"Although":[9],"chemical":[10],"and":[11,64,85,115,130,139],"biological":[12],"studies":[13],"on":[14],"this":[15],"variation":[17],"have":[18],"a":[19,102,111,116],"long":[20],"history,":[21],"little":[22],"correct":[23],"knowledge":[24],"has":[25],"been":[26],"generated":[27],"about":[28],"development.":[30],"All":[31],"colored":[32,94],"sepals":[33,56,84],"contain":[34,71],"same":[36],"anthocyanin,":[37],"delphinidin":[38],"3-glucoside.":[39],"Thus,":[40],"there":[41],"must":[42],"be":[43],"some":[44],"other":[45],"system":[46],"for":[47,120],"developing":[48],"wide":[50],"variety":[51],"colors.":[53],"In":[54],"cells":[58,70,132,147],"epidermis":[61],"are":[62],"colorless":[63],"only":[65],"second":[67],"layer":[68],"pigment.":[72],"We":[73,96],"prepared":[74],"protoplasts":[75],"without":[76],"any":[77],"change":[79],"during":[80],"enzyme":[81],"treatment":[82],"measured":[86],"vacuolar":[88,108,122,143],"pH":[89,109,123,144],"each":[91],"cells.":[95],"could":[97],"correlate":[98],"single":[103],"cell":[105],"its":[107],"using":[110],"combination":[112],"micro-spectrophotometry":[114],"proton-selective":[117],"microelectrode.":[118],"Values":[119],"blue":[125,146],"(lambda":[126,133],"vismax:":[127,134],"589":[128],"nm)":[129,136],"red":[131],"537":[135],"were":[137],"4.1":[138],"3.3,":[140],"respectively,":[141],"being":[148],"significantly":[149],"higher.":[150]},"counts_by_year":[{"year":2026,"cited_by_count":5},{"year":2025,"cited_by_count":4},{"year":2024,"cited_by_count":4},{"year":2023,"cited_by_count":10},{"year":2022,"cited_by_count":16},{"year":2021,"cited_by_count":9},{"year":2020,"cited_by_count":11},{"year":2019,"cited_by_count":9},{"year":2018,"cited_by_count":7},{"year":2017,"cited_by_count":5},{"year":2016,"cited_by_count":7},{"year":2015,"cited_by_count":8},{"year":2014,"cited_by_count":5},{"year":2013,"cited_by_count":7},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}