Detection of intestinal parasites in human faecal samples using dissolved air flotation

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Estadual de Campinas (UNICAMP)-
Autor(es): dc.contributorImmunoCamp Science and Technology-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorSoares, Felipe Augusto-
Autor(es): dc.creatordos Santos, Bianca Martins-
Autor(es): dc.creatorRosa, Stefany Laryssa-
Autor(es): dc.creatorLoiola, Saulo Hudson Nery-
Autor(es): dc.creatorStéfano, Vitória Castilho-
Autor(es): dc.creatorProença, Letícia Rodrigues-
Autor(es): dc.creatorSuzuki, Celso Tetsuo Nagase-
Autor(es): dc.creatorSabadini, Edvaldo-
Autor(es): dc.creatorBresciani, Katia Denise Saraiva-
Autor(es): dc.creatorFalcão, Alexandre Xavier-
Autor(es): dc.creatorGomes, Jancarlo Ferreira-
Data de aceite: dc.date.accessioned2025-08-21T21:35:54Z-
Data de disponibilização: dc.date.available2025-08-21T21:35:54Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2022-11-30-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1111/tmi.13827-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/248999-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/248999-
Descrição: dc.descriptionObjective: Ova and parasite (O&P) examination is recommended for the laboratory diagnosis of agents causing parasitic infections; however, this exam requires scientific and technological improvements to enhance its diagnostic validity. Dissolved air flotation (DAF) is an efficient technical principle separating suspended solids in a liquid medium. We aimed to develop and validate a new procedure for intestinal parasite detection with DAF. Methods: In this study, we collected samples from 500 volunteers, screened them by direct examination, and transferred the material to tubes using the Three Faecal Test (TF-Test) for triplicate DAF tests. We evaluated physical–chemical parameters and DAF prototype components through quantifying parasites recovered from floated and non-floated regions of the flotation column. The DAF operation protocol was validated with the gold standard results. Results: The 10% saturated volume proportion and cationic surfactant showed regularity and high parasite recovery (80%). Modifications of the needle device did not influence parasite recovery (p > 0.05). Sensitivity, specificity, accuracy and kappa agreement obtained with the DAF protocol were 91%, 100%, 93% and substantial (k = 0.64), respectively. Conclusion: The DAF principle could be used to process faecal samples in routine laboratory exams, enabling intestinal parasite detection.-
Descrição: dc.descriptionSchool of Medical Sciences University of Campinas, São Paulo-
Descrição: dc.descriptionInstitute of Computing (IC) Laboratory of Image Data Science (LIDS) University of Campinas, São Paulo-
Descrição: dc.descriptionImmunoCamp Science and Technology, São Paulo-
Descrição: dc.descriptionInstitute of Chemistry Department of Physics-Chemistry University of Campinas, São Paulo-
Descrição: dc.descriptionSchool of Veterinary Medicine São Paulo State University, São Paulo-
Descrição: dc.descriptionSchool of Veterinary Medicine São Paulo State University, São Paulo-
Formato: dc.format1044-1052-
Idioma: dc.languageen-
Relação: dc.relationTropical Medicine and International Health-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectdiagnostic techniques and procedures-
Palavras-chave: dc.subjectflotation-
Palavras-chave: dc.subjectparasitic diseases-
Palavras-chave: dc.subjectparasitology-
Título: dc.titleDetection of intestinal parasites in human faecal samples using dissolved air flotation-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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