{"id":"https://openalex.org/W2137246776","doi":"https://doi.org/10.4269/ajtmh.2001.65.227","title":"Detection and significance of inapparent infection in Chagas disease in western Venezuela.","display_name":"Detection and significance of inapparent infection in Chagas disease in western Venezuela.","publication_year":2001,"publication_date":"2001-09-01","ids":{"openalex":"https://openalex.org/W2137246776","doi":"https://doi.org/10.4269/ajtmh.2001.65.227","mag":"2137246776","pmid":"https://pubmed.ncbi.nlm.nih.gov/11561709"},"language":"en","primary_location":{"id":"doi:10.4269/ajtmh.2001.65.227","doi":"https://doi.org/10.4269/ajtmh.2001.65.227","is_oa":false,"landing_page_url":"https://doi.org/10.4269/ajtmh.2001.65.227","pdf_url":null,"source":{"id":"https://openalex.org/S100045985","display_name":"American Journal of Tropical Medicine and Hygiene","issn_l":"0002-9637","issn":["0002-9637","1476-1645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315658","host_organization_name":"American Society of Tropical Medicine and Hygiene","host_organization_lineage":["https://openalex.org/P4310315658"],"host_organization_lineage_names":["American Society of Tropical Medicine and Hygiene"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The American journal of tropical medicine and hygiene","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref","pubmed"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://www.saber.ula.ve/handle/123456789/29794","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5012308418","display_name":"N\u00e9stor \u00c1\u00f1ez","orcid":"https://orcid.org/0000-0003-4758-2573","observed_orcids":["https://orcid.org/0000-0003-4758-2573"]},"institutions":[{"id":"https://openalex.org/I203303854","display_name":"Universidad de Los Andes","ror":"https://ror.org/02h1b1x27","country_code":"VE","type":"education","lineage":["https://openalex.org/I203303854"]}],"countries":["VE"],"is_corresponding":false,"raw_author_name":"N A\u00c3\u00b1ez","raw_affiliation_strings":["Facultad de Ciencias, Instituto de Cardiolog\u00eda, Universidad de Los Andes, M\u00e9rida, Venezuela. nanes@ciens.ula.ve"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Facultad de Ciencias, Instituto de Cardiolog\u00eda, Universidad de Los Andes, M\u00e9rida, Venezuela. nanes@ciens.ula.ve","institution_ids":["https://openalex.org/I203303854"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5000342187","display_name":"Gladys Crisante","orcid":"https://orcid.org/0000-0003-3441-5346","observed_orcids":["https://orcid.org/0000-0003-3441-5346"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"G Crisante","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"A Rojas","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"A Rojas","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111769705","display_name":"Hugo Carrasco","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"H Carrasco","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":null,"display_name":"H Parada","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"H Parada","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5091888144","display_name":"Yuri Y\u00e9pez","orcid":"https://orcid.org/0000-0002-0640-3471","observed_orcids":["https://orcid.org/0000-0002-0640-3471"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Y Yepez","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5072217890","display_name":"Rafael Borges","orcid":"https://orcid.org/0000-0002-0558-6982","observed_orcids":["https://orcid.org/0000-0002-0558-6982","https://orcid.org/0000-0001-6049-8806"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"R Borges","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5071004647","display_name":"Palmira Guevara","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P Guevara","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5105817726","display_name":"J L Ramirez","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J L Ramirez","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":0.6788,"has_fulltext":false,"cited_by_count":21,"citation_normalized_percentile":{"value":0.67948304,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":97},"biblio":{"volume":"65","issue":"3","first_page":"227","last_page":"232"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10890","display_name":"Trypanosoma species research and implications","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10890","display_name":"Trypanosoma species research and implications","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2713","display_name":"Epidemiology"},"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/T10823","display_name":"Research on Leishmaniasis Studies","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2739","display_name":"Public Health, Environmental and Occupational Health"},"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/T10296","display_name":"Vector-borne infectious diseases","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2405","display_name":"Parasitology"},"field":{"id":"https://openalex.org/fields/24","display_name":"Immunology and Microbiology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/chagas-disease","display_name":"Chagas disease","score":0.9950000047683716},{"id":"https://openalex.org/keywords/trypanosoma-cruzi","display_name":"Trypanosoma cruzi","score":0.9869999885559082},{"id":"https://openalex.org/keywords/inapparent-infection","display_name":"inapparent infection","score":0.9150000214576721},{"id":"https://openalex.org/keywords/asymptomatic-seropositivity","display_name":"asymptomatic seropositivity","score":0.9330000281333923},{"id":"https://openalex.org/keywords/infection-stage","display_name":"infection stage","score":0.4519999921321869},{"id":"https://openalex.org/keywords/chagas-disease-epidemiology","display_name":"Chagas disease epidemiology","score":0.8100000023841858},{"id":"https://openalex.org/keywords/western-venezuela","display_name":"western Venezuela","score":0.9179999828338623}],"concepts":[{"id":"https://openalex.org/C112418997","wikidata":"https://www.wikidata.org/wiki/Q649558","display_name":"Chagas disease","level":2,"score":0.8930326700210571},{"id":"https://openalex.org/C45189115","wikidata":"https://www.wikidata.org/wiki/Q502159","display_name":"Serology","level":3,"score":0.8613771796226501},{"id":"https://openalex.org/C2777625466","wikidata":"https://www.wikidata.org/wiki/Q150162","display_name":"Trypanosoma cruzi","level":3,"score":0.8330755233764648},{"id":"https://openalex.org/C2777910003","wikidata":"https://www.wikidata.org/wiki/Q1707292","display_name":"Asymptomatic","level":2,"score":0.6437643766403198},{"id":"https://openalex.org/C159654299","wikidata":"https://www.wikidata.org/wiki/Q79460","display_name":"Antibody","level":2,"score":0.5572376251220703},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.541080892086029},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.5354799032211304},{"id":"https://openalex.org/C159047783","wikidata":"https://www.wikidata.org/wiki/Q7215","display_name":"Virology","level":1,"score":0.5327605605125427},{"id":"https://openalex.org/C49105822","wikidata":"https://www.wikidata.org/wiki/Q176996","display_name":"Polymerase chain reaction","level":3,"score":0.529353678226471},{"id":"https://openalex.org/C2778143080","wikidata":"https://www.wikidata.org/wiki/Q2443552","display_name":"Trypanosomiasis","level":2,"score":0.4242344796657562},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.3018849790096283},{"id":"https://openalex.org/C71928629","wikidata":"https://www.wikidata.org/wiki/Q804206","display_name":"Parasite hosting","level":2,"score":0.10184550285339355},{"id":"https://openalex.org/C126322002","wikidata":"https://www.wikidata.org/wiki/Q11180","display_name":"Internal medicine","level":1,"score":0.09623762965202332},{"id":"https://openalex.org/C104317684","wikidata":"https://www.wikidata.org/wiki/Q7187","display_name":"Gene","level":2,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C136764020","wikidata":"https://www.wikidata.org/wiki/Q466","display_name":"World Wide Web","level":1,"score":0.0},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","level":1,"score":0.0}],"mesh":[{"descriptor_ui":"D000293","descriptor_name":"Adolescent","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000328","descriptor_name":"Adult","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000368","descriptor_name":"Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000369","descriptor_name":"Aged, 80 and over","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000818","descriptor_name":"Animals","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D000913","descriptor_name":"Antibodies, Protozoan","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D002648","descriptor_name":"Child","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D002675","descriptor_name":"Child, Preschool","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D004797","descriptor_name":"Enzyme-Linked Immunosorbent Assay","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D005260","descriptor_name":"Female","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D006801","descriptor_name":"Humans","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D007074","descriptor_name":"Immunoglobulin G","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D007075","descriptor_name":"Immunoglobulin M","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D007223","descriptor_name":"Infant","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":"D008875","descriptor_name":"Middle Aged","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D014349","descriptor_name":"Trypanosoma cruzi","qualifier_ui":"Q000235","qualifier_name":"genetics","is_major_topic":false},{"descriptor_ui":"D014349","descriptor_name":"Trypanosoma cruzi","qualifier_ui":"Q000276","qualifier_name":"immunology","is_major_topic":false},{"descriptor_ui":"D014349","descriptor_name":"Trypanosoma cruzi","qualifier_ui":"Q000302","qualifier_name":"isolation & purification","is_major_topic":true},{"descriptor_ui":"D014355","descriptor_name":"Chagas Disease","qualifier_ui":"Q000097","qualifier_name":"blood","is_major_topic":false},{"descriptor_ui":"D014355","descriptor_name":"Chagas Disease","qualifier_ui":"Q000175","qualifier_name":"diagnosis","is_major_topic":true},{"descriptor_ui":"D014355","descriptor_name":"Chagas Disease","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D014355","descriptor_name":"Chagas Disease","qualifier_ui":"Q000469","qualifier_name":"parasitology","is_major_topic":false},{"descriptor_ui":"D014687","descriptor_name":"Venezuela","qualifier_ui":"Q000453","qualifier_name":"epidemiology","is_major_topic":false},{"descriptor_ui":"D016036","descriptor_name":"Seroepidemiologic Studies","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D016054","descriptor_name":"DNA, Protozoan","qualifier_ui":"Q000032","qualifier_name":"analysis","is_major_topic":false},{"descriptor_ui":"D016133","descriptor_name":"Polymerase Chain Reaction","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false},{"descriptor_ui":"D019353","descriptor_name":"Endemic Diseases","qualifier_ui":null,"qualifier_name":null,"is_major_topic":false}],"locations_count":4,"locations":[{"id":"doi:10.4269/ajtmh.2001.65.227","doi":"https://doi.org/10.4269/ajtmh.2001.65.227","is_oa":false,"landing_page_url":"https://doi.org/10.4269/ajtmh.2001.65.227","pdf_url":null,"source":{"id":"https://openalex.org/S100045985","display_name":"American Journal of Tropical Medicine and Hygiene","issn_l":"0002-9637","issn":["0002-9637","1476-1645"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","doyens","jufo-1","ki-jl-1","medline","norway-1","poland-100","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315658","host_organization_name":"American Society of Tropical Medicine and Hygiene","host_organization_lineage":["https://openalex.org/P4310315658"],"host_organization_lineage_names":["American Society of Tropical Medicine and Hygiene"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The American journal of tropical medicine and hygiene","raw_type":"journal-article"},{"id":"pmid:11561709","doi":null,"is_oa":false,"landing_page_url":"https://pubmed.ncbi.nlm.nih.gov/11561709","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":"The American journal of tropical medicine and hygiene","raw_type":"Comparative Study"},{"id":"pmh:oai:CiteSeerX.psu:10.1.1.584.2772","doi":null,"is_oa":false,"landing_page_url":"http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.584.2772","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"http://intl.ajtmh.org/content/65/3/227.full.pdf","raw_type":"text"},{"id":"pmh:oai:cetus.saber.ula.ve:123456789/29794","doi":null,"is_oa":true,"landing_page_url":"http://www.saber.ula.ve/handle/123456789/29794","pdf_url":null,"source":{"id":"https://openalex.org/S4306500644","display_name":"Actualidad Contable FACES","issn_l":"1316-8533","issn":["1316-8533","2244-8772"],"is_oa":false,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","norway-1","poland-20","russia-white-list-4"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Texto"}],"best_oa_location":{"id":"pmh:oai:cetus.saber.ula.ve:123456789/29794","doi":null,"is_oa":true,"landing_page_url":"http://www.saber.ula.ve/handle/123456789/29794","pdf_url":null,"source":{"id":"https://openalex.org/S4306500644","display_name":"Actualidad Contable FACES","issn_l":"1316-8533","issn":["1316-8533","2244-8772"],"is_oa":false,"is_in_doaj":true,"is_core":false,"listed_in":["doaj","norway-1","poland-20","russia-white-list-4"],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"journal"},"license":"cc-by-nc-sa","license_id":"https://openalex.org/licenses/cc-by-nc-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Texto"},"sustainable_development_goals":[{"score":0.9940000176429749,"display_name":"Good health and well-being","id":"https://metadata.un.org/sdg/3"}],"study_designs":[{"display_name":"Observational Study","id":"https://openalex.org/study-designs/observational-study"}],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1965581816","https://openalex.org/W2022261649","https://openalex.org/W2030131475","https://openalex.org/W2031521110","https://openalex.org/W2053154970","https://openalex.org/W2098262910","https://openalex.org/W2135944096","https://openalex.org/W2341108127","https://openalex.org/W2524646660","https://openalex.org/W2613550240"],"related_works":["https://openalex.org/W1904714744","https://openalex.org/W2996555030","https://openalex.org/W2135944096","https://openalex.org/W55342129","https://openalex.org/W2913592063","https://openalex.org/W2146544216","https://openalex.org/W3152555313","https://openalex.org/W2026650816","https://openalex.org/W7100924575","https://openalex.org/W1989393326"],"abstract_inverted_index":{"Inapparent":[0],"infections":[1,29],"of":[2,20,36,41,60,82,106,124,128],"Trypanosoma":[3],"cruzi":[4,94,116,130],"were":[5,30],"detected":[6,32],"in":[7,12,33,50,132],"symptomless":[8],"seropositive":[9,76],"people":[10,37],"living":[11],"close":[13],"proximity,":[14],"and":[15,71,88,91,110,118,147,156],"under":[16],"the":[17,52,107,122],"same":[18],"conditions":[19],"risk,":[21],"to":[22,138],"patients":[23],"with":[24,149],"acute":[25],"Chagas":[26,45,151],"disease.":[27],"Similar":[28],"also":[31],"sera":[34],"samples":[35,55],"from":[38],"25":[39],"villages":[40],"western":[42],"Venezuela":[43],"where":[44],"disease":[46,152],"is":[47,136,161],"endemic.":[48],"Seropositivity":[49],"all":[51],"1,251":[53],"studied":[54],"was":[56,78],"established":[57],"by":[58,96],"use":[59],"3":[61],"serological":[62],"methods":[63],"(direct":[64],"agglutination":[65],"test,":[66,70],"indirect":[67],"immunofluorescence":[68],"antibody":[69],"enzyme-linked":[72],"immunosorbent":[73],"assay).":[74,102],"Each":[75],"sample":[77],"tested":[79],"for":[80],"detection":[81],"anti-T.":[83],"cruzi-specific":[84],"immunoglobulin":[85],"(Ig)":[86],"M":[87],"IgG":[89,111],"levels":[90],"specific":[92],"T.":[93,115,129],"infection":[95,131],"molecular":[97,113],"methodology":[98],"(polymerase":[99],"chain":[100],"reaction":[101],"The":[103],"combined":[104],"analysis":[105],"serologic":[108],"(IgM":[109],"levels),":[112],"(specific":[114],"DNA),":[117],"statistical":[119],"findings":[120],"demonstrated":[121],"existence":[123],"a":[125],"different":[126],"stage":[127],"asymptomatic":[133],"patients,":[134],"which":[135],"suggested":[137],"be":[139],"recognized":[140],"as":[141],"inapparent":[142],"infection.":[143],"Its":[144],"definition,":[145],"significance,":[146],"comparison":[148],"typical":[150],"phases":[153],"are":[154],"presented,":[155],"its":[157],"potential":[158],"epidemiological":[159],"importance":[160],"discussed.":[162]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2019,"cited_by_count":3},{"year":2015,"cited_by_count":1},{"year":2013,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2016-06-24T00:00:00"}
