{"id":"https://openalex.org/W7203884747","doi":"https://doi.org/10.20944/preprints202608.1427.v1","title":"A Novel Modified Kato-Katz-Parasimax Method Enhances Sensitivity for the Rapid Detection of Schistosoma mansoni in Stool Samples","display_name":"A Novel Modified Kato-Katz-Parasimax Method Enhances Sensitivity for the Rapid Detection of Schistosoma mansoni in Stool Samples","publication_year":2026,"publication_date":"2026-08-20","ids":{"openalex":"https://openalex.org/W7203884747","doi":"https://doi.org/10.20944/preprints202608.1427.v1"},"language":"en","primary_location":{"id":"doi:10.20944/preprints202608.1427.v1","doi":"https://doi.org/10.20944/preprints202608.1427.v1","is_oa":true,"landing_page_url":"https://doi.org/10.20944/preprints202608.1427.v1","pdf_url":null,"source":{"id":"https://openalex.org/S6309402219","display_name":"Preprints.org","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"volume":null,"type":"preprint","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"https://doi.org/10.20944/preprints202608.1427.v1","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5028698339","display_name":"Ant\u00f3nio Maximiano Fernandes","orcid":"https://orcid.org/0009-0000-3760-7111","observed_orcids":["https://orcid.org/0009-0000-3760-7111"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ant\u00f3nio Maximiano Fernandes","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0000-3760-7111","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138828902","display_name":"Nhacha Isac","orcid":"https://orcid.org/0009-0006-0443-828X","observed_orcids":["https://orcid.org/0009-0006-0443-828X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Nhacha isac Miquiri","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0009-0006-0443-828X","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138812365","display_name":"Evandro Carvalho","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Evandro Carvalho","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138798532","display_name":"Emiliano Silva","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Emiliano Silva","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5147702108","display_name":"\u00c1guida Madalena Ribeiro","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"\u00c1guida Madalena Ribeiro","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5138815471","display_name":"Silvia Muchanga","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Silvia Muchanga","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5147800300","display_name":"Byong Lee","orcid":"https://orcid.org/0000-0002-8930-665X","observed_orcids":["https://orcid.org/0000-0002-8930-665X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Byong Lee","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5041053808","display_name":"Rosana Moreno","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Rosana Moreno","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5030370801","display_name":"Cristiane Fonseca Freitas","orcid":"https://orcid.org/0000-0001-6198-366X","observed_orcids":["https://orcid.org/0000-0001-6198-366X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Cristiane Fonseca Freitas","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0001-6198-366X","affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5064218933","display_name":"Jo\u00e3o Rodolfo Tuckumantel Valim","orcid":"https://orcid.org/0009-0001-5841-8368","observed_orcids":["https://orcid.org/0009-0001-5841-8368"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Jo\u00e3o Rodolfo Tuckumantel Valim","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5122632500","display_name":"Sergio Jesus-Garcia","orcid":"https://orcid.org/0009-0000-6524-4282","observed_orcids":["https://orcid.org/0009-0000-6524-4282"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Sergio Jesus-Garcia","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5059121841","display_name":"Ailton Lu\u00eds Lopes Ribeiro","orcid":"https://orcid.org/0000-0002-7419-5037","observed_orcids":["https://orcid.org/0000-0002-7419-5037"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Ailton Luis Lopes Ribeiro","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-7419-5037","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10695","display_name":"Parasites and Host Interactions","score":0.9961000084877014,"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"}},"topics":[{"id":"https://openalex.org/T10695","display_name":"Parasites and Host Interactions","score":0.9961000084877014,"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"}},{"id":"https://openalex.org/T11086","display_name":"Parasitic Infections and Diagnostics","score":0.001500000013038516,"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"}},{"id":"https://openalex.org/T12234","display_name":"Mollusks and Parasites Studies","score":0.0003000000142492354,"subfield":{"id":"https://openalex.org/subfields/1103","display_name":"Animal Science and Zoology"},"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/schistosoma-mansoni","display_name":"Schistosoma mansoni","score":0.9929999709129333},{"id":"https://openalex.org/keywords/intestinal-schistosomiasis","display_name":"intestinal schistosomiasis","score":0.9789999723434448},{"id":"https://openalex.org/keywords/kato-katz-technique","display_name":"Kato-Katz method","score":0.9419999718666077},{"id":"https://openalex.org/keywords/stool-egg-detection","display_name":"stool egg detection","score":0.8479999899864197},{"id":"https://openalex.org/keywords/diagnostic-sensitivity","display_name":"diagnostic sensitivity","score":0.9850000143051147},{"id":"https://openalex.org/keywords/low-intensity-infection","display_name":"low-intensity infection","score":0.8799999952316284},{"id":"https://openalex.org/keywords/rapid-diagnosis","display_name":"rapid diagnosis","score":0.6119999885559082},{"id":"https://openalex.org/keywords/field-epidemiology","display_name":"field epidemiology","score":0.875}],"concepts":[{"id":"https://openalex.org/C2776863245","wikidata":"https://www.wikidata.org/wiki/Q2324689","display_name":"Schistosoma mansoni","level":4,"score":0.7936999797821045},{"id":"https://openalex.org/C40993552","wikidata":"https://www.wikidata.org/wiki/Q514654","display_name":"Gold standard (test)","level":2,"score":0.737500011920929},{"id":"https://openalex.org/C2776225656","wikidata":"https://www.wikidata.org/wiki/Q221159","display_name":"Schistosomiasis","level":3,"score":0.6089000105857849},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.5008999705314636},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.40299999713897705},{"id":"https://openalex.org/C2778491710","wikidata":"https://www.wikidata.org/wiki/Q1457418","display_name":"Schistosoma","level":5,"score":0.3871999979019165},{"id":"https://openalex.org/C3019060180","wikidata":"https://www.wikidata.org/wiki/Q184199","display_name":"Automated method","level":2,"score":0.3287000060081482},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.30140000581741333},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.2985999882221222},{"id":"https://openalex.org/C32022120","wikidata":"https://www.wikidata.org/wiki/Q797225","display_name":"Interference (communication)","level":3,"score":0.289000004529953},{"id":"https://openalex.org/C89600930","wikidata":"https://www.wikidata.org/wiki/Q1423946","display_name":"Segmentation","level":2,"score":0.27300000190734863},{"id":"https://openalex.org/C203014093","wikidata":"https://www.wikidata.org/wiki/Q101929","display_name":"Immunology","level":1,"score":0.26190000772476196},{"id":"https://openalex.org/C153180895","wikidata":"https://www.wikidata.org/wiki/Q7148389","display_name":"Pattern recognition (psychology)","level":2,"score":0.25940001010894775},{"id":"https://openalex.org/C198531522","wikidata":"https://www.wikidata.org/wiki/Q485146","display_name":"Sample (material)","level":2,"score":0.25769999623298645},{"id":"https://openalex.org/C3020132585","wikidata":"https://www.wikidata.org/wiki/Q2671652","display_name":"Diagnostic accuracy","level":2,"score":0.25760000944137573}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.20944/preprints202608.1427.v1","doi":"https://doi.org/10.20944/preprints202608.1427.v1","is_oa":true,"landing_page_url":"https://doi.org/10.20944/preprints202608.1427.v1","pdf_url":null,"source":{"id":"https://openalex.org/S6309402219","display_name":"Preprints.org","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"}],"best_oa_location":{"id":"doi:10.20944/preprints202608.1427.v1","doi":"https://doi.org/10.20944/preprints202608.1427.v1","is_oa":true,"landing_page_url":"https://doi.org/10.20944/preprints202608.1427.v1","pdf_url":null,"source":{"id":"https://openalex.org/S6309402219","display_name":"Preprints.org","issn_l":null,"issn":null,"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":["https://openalex.org/P4310310987"],"host_organization_lineage_names":["Multidisciplinary Digital Publishing Institute"],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"posted-content"},"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/3","display_name":"Good health and well-being","score":0.9476000070571899}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2024942976","https://openalex.org/W2155389895","https://openalex.org/W2027756252","https://openalex.org/W2788804909","https://openalex.org/W2973228891","https://openalex.org/W2025539517","https://openalex.org/W2065715749","https://openalex.org/W2834509281","https://openalex.org/W2143655249","https://openalex.org/W2739735408"],"abstract_inverted_index":{"The":[0,77,122,138],"classical":[1,78,139],"Kato-Katz":[2,53,74,79,95,140],"method,":[3],"the":[4,43,46,52,93,98,126],"WHO-recommended":[5],"gold":[6],"standard":[7,115],"for":[8,114,173],"diagnosing":[9],"intestinal":[10],"schistosomiasis":[11],"(Schistosoma":[12],"mansoni),":[13],"has":[14,141],"limited":[15,142],"sensitivity,":[16,59,143],"especially":[17],"in":[18,70,83,88,108,134],"low-intensity":[19],"infections,":[20],"is":[21,147,152,158],"subject":[22],"to":[23,34,55,160],"interference":[24,63],"from":[25,64,117],"artifacts,":[26],"and":[27,36,51,75,120,169,176],"requires":[28],"expert":[29],"microscopists.":[30],"These":[31],"limitations":[32],"lead":[33],"underdiagnosis":[35],"underestimated":[37],"disease":[38],"prevalence.":[39],"This":[40,162],"study":[41],"evaluated":[42],"combination":[44],"of":[45,100,128],"Parasimax":[47,146],"multicolor\u00ae":[48],"staining":[49],"method":[50,123],"technique":[54,133],"increase":[56],"its":[57],"diagnostic":[58],"while":[60,155],"also":[61,124],"reducing":[62],"artifacts.":[65],"Stool":[66],"samples":[67],"were":[68,106],"processed":[69],"parallel,":[71],"comparing":[72],"conventional":[73],"Kato-Katz\u2013Parasimax.":[76],"showed":[80],"a":[81,135,166],"limitation":[82],"detecting":[84],"Schistosoma":[85],"mansoni":[86],"eggs":[87],"dense":[89],"areas.":[90],"In":[91],"contrast,":[92],"Parasimax-associated":[94],"significantly":[96],"increased":[97],"visibility":[99],"eggs,":[101],"with":[102,149],"greater":[103],"clarity.":[104],"Results":[105],"obtained":[107],"3\u20136":[109],"minutes":[110,113],"(vs.":[111],"30\u201360":[112],"Kato-Katz)":[116],"sample":[118],"preparation":[119],"observation.":[121],"allowed":[125],"application":[127],"an":[129],"AI":[130],"segmentation":[131],"image":[132],"few":[136],"seconds.":[137,161],"but":[144],"when":[145],"associated":[148],"it,":[150],"sensitivity":[151],"effectively":[153],"increased,":[154],"diagnosis":[156],"time":[157],"reduced":[159],"novel":[163],"approach":[164],"offers":[165],"practical,":[167],"safe,":[168],"highly":[170],"sensitive":[171],"alternative":[172],"field":[174],"epidemiology":[175],"routine":[177],"diagnosis.":[178]},"counts_by_year":[],"updated_date":"2026-11-09T13:22:03.289127","created_date":"2026-08-22T00:00:00"}
