Výsledky vyhledávání - "Bárbara Luíza Souza Freitas"

Akademický článek

Exploring challenges in Giardia cyst visualisation by common microscopy methods

Autor: Natália de Melo Nasser Fava, Kamila Jessie Sammarro Silva, Bárbara Luíza Souza Freitas, Maria Júlia Rodrigues da Cunha, Valdinei Luís Belini, James Stephen Gerard Dooley, Pilar Fernandez-Ibañez, John Anthony Byrne, Lyda Patricia Sabogal-Paz

Publikováno v: Water Practice and Technology, Vol 18, Iss 2, Pp 419-427 (2023)

Giardia spp. is an intestinal parasite responsible for worldwide disease outbreaks. Guiding researchers and practitioners to choose among current methods for microscopy detection of the infectious forms may be directly beneficial to public health and

Externí odkaz: https://doaj.org/article/c29d1de4cbf54d14a45abd74c27f02d4

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Akademický článek

CFDA-AM staining to assess the metabolic activity of Giardia duodenalis cysts inactivated by chlorine, boiling and ultraviolet irradiation

Autor: Maria Júlia Rodrigues da Cunha, Bárbara Luíza Souza Freitas, Natália de Melo Nasser Fava, Lyda Patricia Sabogal-Paz

Publikováno v: Journal of Water and Health, Vol 20, Iss 8, Pp 1188-1196 (2022)

Giardia duodenalis is responsible for several waterborne gastrointestinal outbreaks worldwide. In addition to limitations presented by the main disinfection methods, assessing the inactivation efficiency of cysts after the treatment also poses challe

Externí odkaz: https://doaj.org/article/c7faf6faa2c3467ea06e0f0b7593d512

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Dissertation/ Thesis

Filtros lentos em escala domiciliar como alternativa de tratamento de águas com risco microbiológico em comunidades isoladas

Autor: Bárbara Luíza Souza Freitas

Publikováno v: Biblioteca Digital de Teses e Dissertações da USPUniversidade de São PauloUSP.

O objetivo deste trabalho foi aperfeiçoar o filtro lento em escala domiciliar (FLD) à realidade das comunidades isoladas brasileiras com o uso conjunto de pré-tratamento e pós-tratamento acessíveis. As espécies cactáceas Opuntia cochenillifera

Externí odkaz: http://www.teses.usp.br/teses/disponiveis/18/18138/tde-18102017-165857/

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Global occurrence of SARS-CoV-2 in environmental aquatic matrices and its implications for sanitation and vulnerabilities in Brazil and developing countries

Autor: Bruno José de Oliveira Sousa, Mara Rubia De Lima e Silva, Fernando Rodrigues da Silva, Gleyson Borges Castro, Juliano José Corbi, Allan Pretti Ogura, Aline Christine Bernegossi, Bárbara Luíza Souza Freitas

Publikováno v: International Journal of Environmental Health Research. 32:2160-2199

This paper includes a systematic review of the SARS-CoV-2 occurrence in environmental aquatic matrices and a critical sanitation analysis. We discussed the interconnection of sanitation services (wastewater, water supply, solid waste, and stormwater

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2935bda2bc4a3adbca3362e26f338329
https://doi.org/10.1080/09603123.2021.1949437

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A systematic review of the water treatment sludge toxicity to terrestrial and aquatic biota: state of the art and management challenges

Autor: Aline Christine Bernegossi, Bárbara Luíza Souza Freitas, Gleyson B. Castro, Jéssica Pelinsom Marques, Liliane Folli Trindade, Mara R. de Lima e Silva, Mayara C. Felipe, Allan Pretti Ogura

Publikováno v: Journal of environmental science and health. Part A, Toxic/hazardous substancesenvironmental engineering. 57(4)

Safe drinking water' supply is an essential service and depends directly on the water treatment that produces water treatment sludge (WTS) as a product, whose final destination varies and remains a challenge. The ecotoxicity assessment of the WTS add

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::89308069c5760dcd1435687c9979a877
https://pubmed.ncbi.nlm.nih.gov/35452358

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Biological Layer in Household Slow Sand Filters: Characterization and Evaluation of the Impact on Systems Efficiency

Autor: Helen Lubarsky, Natália de Melo Nasser Fava, Bárbara Luíza Souza Freitas, Ulisses Costa Terin, Milina Oliveira, Atônio Wagner Lamon, Natalia Pichel, John Anthony Byrne, Lyda Patricia Sabogal-Paz, Pilar Fernandez-Ibañez

Publikováno v: Water; Volume 14; Issue 7; Pages: 1078

Schmutzdecke, the biofilm formed on the top of the sand bed in household slow sand filters (HSSF) is a key factor for the filters’ high efficiency in removing particles and microorganisms from water. This paper aims to investigate the extracellular

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::b56dbfe33ee0fc45ed0f573565637525

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In-situ microscopy investigation of floc development during coagulation-flocculation with chemical and natural coagulants

Autor: Gustavo Santos Nunes, Kamila Jessie Sammarro Silva, Bárbara Luíza Souza Freitas, Valdinei Luís Belini, Lyda Patricia Sabogal-Paz

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

This study aimed to include in-situ microscopy in the analysis of floc development during coagulation-flocculation for drinking water treatment. To this end, jartest series were carried out for natural and synthetic waters using aluminum sulfate, sul

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::112d94e4fd3b67276e16888b431b401d

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Filtros lentos domiciliares com operação contínua como alternativa para sistemas de tratamento de águas superficiais em comunidades isoladas: uma avaliação comparativa para redução do leito filtrante

Autor: Bárbara Luíza Souza Freitas

Publikováno v: Biblioteca Digital de Teses e Dissertações da USP
Universidade de São Paulo (USP)
instacron:USP

A carência de serviços de água potável ainda é uma realidade para milhões de pessoas no mundo, sobretudo para aquelas que vivem em comunidades isoladas. Uma das soluções para essas comunidades é capacitar usuários a melhorar a qualidade da

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0eb88850edc3715ece5ee087b7d5d89e
https://doi.org/10.11606/t.18.2021.tde-12082021-173355

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Filter media depth and its effect on the efficiency of Household Slow Sand Filter in continuous flow

Autor: Bárbara Luíza Souza Freitas, Ulisses Costa Terin, Natália de Melo Nasser Fava, Lyda Patricia Sabogal-Paz

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

This study evaluated the impact of a 50% reduction of filter media depth in Household Slow Sand Filters (HSSFs) on continuous flow to remove physicochemical and microbiological parameters from river water. Furthermore, simple pre-treatment and disinf

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5a5627c2e8015c5e6b8610373058a52c

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Evaluation of a multi-barrier household system as an alternative to surface water treatment with microbiological risks

Autor: Bárbara Luíza Souza Freitas, Ulisses Costa Terin, Natália de Melo Nasser Fava, Lyda Patricia Sabogal-Paz

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

Household Water Treatment and Safe Storage (HWTS) are recommended to supply the demand for drinking water in communities without conventional water supply systems. However, there is a lack of long-term laboratory studies regarding such technologies.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c53c4efb89e78a445bd12db3480deb37

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