{"id":"https://openalex.org/W2144000291","doi":"https://doi.org/10.1111/j.1399-3054.2004.00404.x","title":"Measurement of intracellular pH in maize root tissue with \u03b1\u2010methyl fluorinated alanines and in\u2010vivo 19F NMR spectroscopy","display_name":"Measurement of intracellular pH in maize root tissue with \u03b1\u2010methyl fluorinated alanines and in\u2010vivo 19F NMR spectroscopy","publication_year":2004,"publication_date":"2004-10-12","ids":{"openalex":"https://openalex.org/W2144000291","doi":"https://doi.org/10.1111/j.1399-3054.2004.00404.x","mag":"2144000291"},"language":"en","primary_location":{"id":"doi:10.1111/j.1399-3054.2004.00404.x","doi":"https://doi.org/10.1111/j.1399-3054.2004.00404.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1399-3054.2004.00404.x","pdf_url":null,"source":{"id":"https://openalex.org/S185046733","display_name":"Physiologia Plantarum","issn_l":"0031-9317","issn":["0031-9317","1399-3054"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physiologia Plantarum","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"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/A5113566402","display_name":"Philip E. Pfeffer","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I4210147002","display_name":"Eastern Regional Research Center","ror":"https://ror.org/052v5pn20","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210138094","https://openalex.org/I4210147002"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Philip E. Pfeffer","raw_affiliation_strings":["Eastern Regional Research Center, ARS/USDA, 600 E. Mermaid Lane, Wyndmoor, PA 19038, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Eastern Regional Research Center, ARS/USDA, 600 E. Mermaid Lane, Wyndmoor, PA 19038, USA","institution_ids":["https://openalex.org/I1336096307","https://openalex.org/I4210147002"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086165839","display_name":"Yair Shachar\u2010Hill","orcid":"https://orcid.org/0000-0001-8793-5084","observed_orcids":["https://orcid.org/0000-0001-8793-5084"]},"institutions":[{"id":"https://openalex.org/I87216513","display_name":"Michigan State University","ror":"https://ror.org/05hs6h993","country_code":"US","type":"education","lineage":["https://openalex.org/I87216513"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Yair Shachar\u2010Hill","raw_affiliation_strings":["Department of Plant Biology, Michigan State University, East Lansing, MI 48823, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Plant Biology, Michigan State University, East Lansing, MI 48823, USA","institution_ids":["https://openalex.org/I87216513"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108525237","display_name":"S.-I. Tu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1336096307","display_name":"United States Department of Agriculture","ror":"https://ror.org/01na82s61","country_code":"US","type":"government","lineage":["https://openalex.org/I1336096307"]},{"id":"https://openalex.org/I4210147002","display_name":"Eastern Regional Research Center","ror":"https://ror.org/052v5pn20","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210138094","https://openalex.org/I4210147002"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Shu\u2010I. Tu","raw_affiliation_strings":["Eastern Regional Research Center, ARS/USDA, 600 E. Mermaid Lane, Wyndmoor, PA 19038, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Eastern Regional Research Center, ARS/USDA, 600 E. Mermaid Lane, Wyndmoor, PA 19038, USA","institution_ids":["https://openalex.org/I1336096307","https://openalex.org/I4210147002"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5045236140","display_name":"David Br\u00e4uer","orcid":"https://orcid.org/0000-0002-0523-432X","observed_orcids":["https://orcid.org/0000-0002-0523-432X"]},"institutions":[{"id":"https://openalex.org/I4210110627","display_name":"Dale Bumpers Small Farms Research Center","ror":"https://ror.org/02qqnbq97","country_code":"US","type":"facility","lineage":["https://openalex.org/I1312222531","https://openalex.org/I1336096307","https://openalex.org/I4210110627","https://openalex.org/I4210122704"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David Brauer","raw_affiliation_strings":["Dale Bumpers Small Farms Research Center/ARS/USDA, 6883 South State Highway 23, Booneville, AR 72927, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Dale Bumpers Small Farms Research Center/ARS/USDA, 6883 South State Highway 23, Booneville, AR 72927, USA","institution_ids":["https://openalex.org/I4210110627"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":4,"corresponding_author_ids":["https://openalex.org/A5113566402"],"corresponding_institution_ids":["https://openalex.org/I1336096307","https://openalex.org/I4210147002"],"apc_list":{"value":4150,"currency":"USD","value_usd":4150},"apc_paid":null,"fwci":0.135,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.33994429,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"122","issue":"3","first_page":"373","last_page":"379"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","score":0.4140999913215637,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11809","display_name":"Advanced NMR Techniques and Applications","score":0.4140999913215637,"subfield":{"id":"https://openalex.org/subfields/1607","display_name":"Spectroscopy"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11247","display_name":"Plant nutrient uptake and metabolism","score":0.39430001378059387,"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/T10014","display_name":"Plant Stress Responses and Tolerance","score":0.02419999986886978,"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/intracellular-ph","display_name":"intracellular pH","score":0.972000002861023},{"id":"https://openalex.org/keywords/vacuolar-ph","display_name":"vacuolar pH","score":0.9869999885559082},{"id":"https://openalex.org/keywords/cytoplasmic-ph","display_name":"cytoplasmic pH","score":0.9900000095367432},{"id":"https://openalex.org/keywords/fluorinated-amino-acids","display_name":"fluorinated amino acids","score":0.7409999966621399},{"id":"https://openalex.org/keywords/19f-nmr","display_name":"19F NMR","score":0.878000020980835},{"id":"https://openalex.org/keywords/trans-aconitic-acid","display_name":"trans-aconitic acid","score":0.9010000228881836},{"id":"https://openalex.org/keywords/proton-transport","display_name":"proton transport","score":0.8159999847412109},{"id":"https://openalex.org/keywords/ph-gradient","display_name":"pH gradient","score":0.5950000286102295}],"concepts":[{"id":"https://openalex.org/C102568950","wikidata":"https://www.wikidata.org/wiki/Q127702","display_name":"Vacuole","level":3,"score":0.8295745253562927},{"id":"https://openalex.org/C66974803","wikidata":"https://www.wikidata.org/wiki/Q10359898","display_name":"Nuclear magnetic resonance spectroscopy","level":2,"score":0.615269124507904},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5805879831314087},{"id":"https://openalex.org/C190062978","wikidata":"https://www.wikidata.org/wiki/Q79899","display_name":"Cytoplasm","level":2,"score":0.5535621047019958},{"id":"https://openalex.org/C2779856020","wikidata":"https://www.wikidata.org/wiki/Q218642","display_name":"Alanine","level":3,"score":0.5275166630744934},{"id":"https://openalex.org/C134897140","wikidata":"https://www.wikidata.org/wiki/Q6058355","display_name":"Intracellular pH","level":3,"score":0.5274947881698608},{"id":"https://openalex.org/C207001950","wikidata":"https://www.wikidata.org/wiki/Q141124","display_name":"In vivo","level":2,"score":0.5148147940635681},{"id":"https://openalex.org/C79879829","wikidata":"https://www.wikidata.org/wiki/Q5571762","display_name":"Intracellular","level":2,"score":0.45110782980918884},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.382226824760437},{"id":"https://openalex.org/C71240020","wikidata":"https://www.wikidata.org/wiki/Q186011","display_name":"Stereochemistry","level":1,"score":0.22547605633735657},{"id":"https://openalex.org/C515207424","wikidata":"https://www.wikidata.org/wiki/Q8066","display_name":"Amino acid","level":2,"score":0.20033696293830872},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.19850990176200867},{"id":"https://openalex.org/C150903083","wikidata":"https://www.wikidata.org/wiki/Q7108","display_name":"Biotechnology","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1111/j.1399-3054.2004.00404.x","doi":"https://doi.org/10.1111/j.1399-3054.2004.00404.x","is_oa":false,"landing_page_url":"https://doi.org/10.1111/j.1399-3054.2004.00404.x","pdf_url":null,"source":{"id":"https://openalex.org/S185046733","display_name":"Physiologia Plantarum","issn_l":"0031-9317","issn":["0031-9317","1399-3054"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Physiologia Plantarum","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":28,"referenced_works":["https://openalex.org/W92761622","https://openalex.org/W280080211","https://openalex.org/W1543390814","https://openalex.org/W1679824971","https://openalex.org/W1966679042","https://openalex.org/W1973961368","https://openalex.org/W1979811639","https://openalex.org/W1989624745","https://openalex.org/W2006807162","https://openalex.org/W2009954032","https://openalex.org/W2013259046","https://openalex.org/W2018102719","https://openalex.org/W2022013878","https://openalex.org/W2022857481","https://openalex.org/W2026409385","https://openalex.org/W2026969069","https://openalex.org/W2034964674","https://openalex.org/W2057959915","https://openalex.org/W2062253740","https://openalex.org/W2063853612","https://openalex.org/W2082218937","https://openalex.org/W2097251178","https://openalex.org/W2108073176","https://openalex.org/W2174398172","https://openalex.org/W2317561722","https://openalex.org/W2478188158","https://openalex.org/W2884589436","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2004328999","https://openalex.org/W2004483620","https://openalex.org/W2046739024","https://openalex.org/W2060981594","https://openalex.org/W1997884037","https://openalex.org/W2082218937","https://openalex.org/W2147236732","https://openalex.org/W1985831428","https://openalex.org/W2005688268","https://openalex.org/W2062253740"],"abstract_inverted_index":{"Methods":[0],"for":[1],"the":[2,20,51,62,72,109,144,147,155,158,160,176,188,192,209,212,221,225,239,245],"simultaneous":[3],"measurement":[4],"of":[5,22,50,54,68,76,100,111,125,135,141,146,165,168,180,202,211,224,231,238,241],"vacuolar":[6,39,172,178],"and":[7,27,40,56,88,143,157,171,186],"cytoplasmic":[8,41],"pH":[9,42,48,127,145,179,189,210],"in":[10,43,83,108,122,208,214,236,248],"plant":[11,85],"tissues":[12],"currently":[13],"have":[14],"significant":[15,120,130],"limitations.":[16],"This":[17],"study":[18],"demonstrates":[19],"usefulness":[21],"methyl":[23,28],"difluoro":[24],"alanine":[25,30],"(F2ALA)":[26],"trifluoro":[29],"(F3ALA)":[31],"with":[32,128,152],"in\u2010vivo":[33],"19F":[34],"NMR":[35,66,74],"spectroscopy":[36],"to":[37,93,119],"measure":[38],"maize":[44,103,181,215],"root":[45,104,136,182,216],"tissue.":[46],"The":[47,138,162,229],"dependence":[49],"chemical":[52,163],"shift":[53,164],"F2ALA":[55,87,114],"F3ALA":[57,89,173],"is":[58,80,234],"greater":[59,98],"than":[60],"either":[61],"commonly":[63],"used":[64],"31P":[65],"signal":[67,226],"inorganic":[69],"phosphate":[70],"or":[71,115],"13C":[73],"signals":[75],"trans\u2010aconitic":[77,169],"acid,":[78],"which":[79],"also":[81,91],"found":[82],"some":[84],"cells.":[86],"were":[90,150],"able":[92],"detect":[94],"changes":[95],"over":[96],"a":[97,200],"range":[99],"pH.":[101],"When":[102],"tissue":[105,217],"was":[106,184,195,205],"incubated":[107],"presence":[110],"0.35":[112],"mm":[113],"F3ALA,":[116],"these":[117,232],"accumulated":[118],"concentrations":[121],"two":[123,148],"compartments":[124,149],"different":[126],"no":[129],"effect":[131],"on":[132],"growth":[133],"rate":[134],"tips.":[137],"time":[139],"course":[140],"accumulation":[142],"consistent":[151],"one":[153],"being":[154],"cytoplasm":[156],"other":[159],"vacuole.":[161],"both":[166],"C2":[167],"acid":[170],"indicated":[174,219],"that":[175,187],"mean":[177],"cells":[183],"4.6":[185],"gradient":[190],"across":[191,244],"tonoplast":[193,246],"membrane":[194,247],"about":[196],"2.8":[197],"units.":[198],"Under":[199],"variety":[201],"conditions,":[203],"there":[204],"considerable":[206],"heterogeneity":[207],"vacuoles":[213],"as":[218],"by":[220],"peak":[222],"width":[223],"from":[227],"F3ALA.":[228],"significance":[230],"values":[233],"discussed":[235],"terms":[237],"bioenergetics":[240],"proton":[242],"transport":[243],"vivo.":[249]},"counts_by_year":[],"updated_date":"2026-11-04T10:54:05.112534","created_date":"2016-06-24T00:00:00"}
