Parasitological analysis of green leaf lettuce cultivated in different production systems
Autor(a) principal: | |
---|---|
Data de Publicação: | 2017 |
Outros Autores: | , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Semina. Ciências Agrárias (Online) |
Texto Completo: | https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/25607 |
Resumo: | This study analysed parasite contamination in green leaf lettuce (Lactuca sativa), grown in different cultivation systems (conventional, organic, and hydroponic), from a family farmer cooperative in the municipality of Presidente Prudente, São Paulo, Brazil. Samples were collected at weekly intervals during five months, totalling 180 vegetable samples (60 samples of leaf lettuce from each cultivation system). Lettuce leaves were washed with 0.5% Extran MA 02, and the resulting fluid subjected to sedimentation and centrifugal flotation for recovery of parasite structures. Overall, 71 samples (39.4%) were contaminated with at least one parasite structure, 34 (47.9%) from lettuce grown in the hydroponic system, 20 (28.2%) from the organic system, and 17 (23.9%) from the conventional system. Entamoeba spp. cysts were the most common parasite structures found in the leafy vegetables, with the highest cyst counts found in the hydroponic system (p = 0.003). It is concluded that, regardless of the cultivation system (conventional, organic, or hydroponic), there is a possibility of green leaf lettuce contamination by intestinal parasites. Measures that improve sanitary conditions during production, as well as proper hygiene during the preparation of raw leafy vegetables, may be important to reduce contamination and consequent transmission of parasite diseases from raw leafy vegetable consumption. |
id |
UEL-11_b62d33bddc398e0cbabc4fb60611d536 |
---|---|
oai_identifier_str |
oai:ojs.pkp.sfu.ca:article/25607 |
network_acronym_str |
UEL-11 |
network_name_str |
Semina. Ciências Agrárias (Online) |
repository_id_str |
|
spelling |
Parasitological analysis of green leaf lettuce cultivated in different production systemsAnálise parasitológica em alfaces cultivadas em diferentes sistemas de produçãoEnteroparasitesCultivation systemsLeafy vegetablesZoonoses.EnteroparasitosSistemas de cultivoVerdurasZoonoses.This study analysed parasite contamination in green leaf lettuce (Lactuca sativa), grown in different cultivation systems (conventional, organic, and hydroponic), from a family farmer cooperative in the municipality of Presidente Prudente, São Paulo, Brazil. Samples were collected at weekly intervals during five months, totalling 180 vegetable samples (60 samples of leaf lettuce from each cultivation system). Lettuce leaves were washed with 0.5% Extran MA 02, and the resulting fluid subjected to sedimentation and centrifugal flotation for recovery of parasite structures. Overall, 71 samples (39.4%) were contaminated with at least one parasite structure, 34 (47.9%) from lettuce grown in the hydroponic system, 20 (28.2%) from the organic system, and 17 (23.9%) from the conventional system. Entamoeba spp. cysts were the most common parasite structures found in the leafy vegetables, with the highest cyst counts found in the hydroponic system (p = 0.003). It is concluded that, regardless of the cultivation system (conventional, organic, or hydroponic), there is a possibility of green leaf lettuce contamination by intestinal parasites. Measures that improve sanitary conditions during production, as well as proper hygiene during the preparation of raw leafy vegetables, may be important to reduce contamination and consequent transmission of parasite diseases from raw leafy vegetable consumption.O presente estudo analisou a contaminação parasitológica em alfaces crespas (Lactuca sativa) cultivadas em diferentes sistemas de produção (convencional, orgânico e hidropônico), fornecidas por uma cooperativa de produtores da agricultura familiar, no município de Presidente Prudente, São Paulo. As coletas foram repetidas em intervalos semanais, durante um período cinco meses, totalizando 180 amostras de hortaliças (60 amostras de alface por tipo de produção). As folhas das alfaces foram lavadas com Extran MA 02 a 0.5% e o fluído resultante submetido às técnicas de sedimentação e de centrífugo-flutuação, para recuperação das estruturas parasitárias. Observou-se que do total de 180 amostras, 71 (39,4%) estavam contaminadas por pelo menos uma estrutura parasitária, sendo 34 (47,9%) das alfaces cultivadas no sistema hidropônico, 20 (28,2%) no orgânico e 17 (23,9%) no sistema convencional. Cistos de Entamoeba spp. foram as estruturas parasitárias mais frequentes nas hortaliças, com maior contagem de cistos naquelas produzidas no sistema hidropônico (p=0,003). Conclui-se que independentemente do sistema de cultivo (convencional, orgânico e hidropônico), existe a possibilidade de contaminação de alfaces por enteroparasitos. Medidas que propiciem a melhoria na qualidade higiênico-sanitária na produção, assim como a adequada higienização das verduras antes do consumo “in natura” podem ser importantes para a redução da contaminação e consequente transmissão de doenças parasitárias pelo consumo “in natura” de hortaliças.UEL2017-05-02info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionPesquisaapplication/pdfhttps://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/2560710.5433/1679-0359.2017v38n2p801Semina: Ciências Agrárias; Vol. 38 No. 2 (2017); 801-808Semina: Ciências Agrárias; v. 38 n. 2 (2017); 801-8081679-03591676-546Xreponame:Semina. Ciências Agrárias (Online)instname:Universidade Estadual de Londrina (UEL)instacron:UELenghttps://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/25607/20816Copyright (c) 2017 Semina: Ciências Agráriashttp://creativecommons.org/licenses/by-nc/4.0info:eu-repo/semantics/openAccessSantos, Juliana SantiagoKuba, Cristina AtsumiSantos, Francislaine Anelize GarciaBatista, Aline da SilveiraSitolino, Stênio Clemente PaiãoPereira, Ana Caroliny CarrionGiuffrida, RogérioSantarém, Vamilton Alvares2022-11-16T16:38:44Zoai:ojs.pkp.sfu.ca:article/25607Revistahttp://www.uel.br/revistas/uel/index.php/semagrariasPUBhttps://ojs.uel.br/revistas/uel/index.php/semagrarias/oaisemina.agrarias@uel.br1679-03591676-546Xopendoar:2022-11-16T16:38:44Semina. Ciências Agrárias (Online) - Universidade Estadual de Londrina (UEL)false |
dc.title.none.fl_str_mv |
Parasitological analysis of green leaf lettuce cultivated in different production systems Análise parasitológica em alfaces cultivadas em diferentes sistemas de produção |
title |
Parasitological analysis of green leaf lettuce cultivated in different production systems |
spellingShingle |
Parasitological analysis of green leaf lettuce cultivated in different production systems Santos, Juliana Santiago Enteroparasites Cultivation systems Leafy vegetables Zoonoses. Enteroparasitos Sistemas de cultivo Verduras Zoonoses. |
title_short |
Parasitological analysis of green leaf lettuce cultivated in different production systems |
title_full |
Parasitological analysis of green leaf lettuce cultivated in different production systems |
title_fullStr |
Parasitological analysis of green leaf lettuce cultivated in different production systems |
title_full_unstemmed |
Parasitological analysis of green leaf lettuce cultivated in different production systems |
title_sort |
Parasitological analysis of green leaf lettuce cultivated in different production systems |
author |
Santos, Juliana Santiago |
author_facet |
Santos, Juliana Santiago Kuba, Cristina Atsumi Santos, Francislaine Anelize Garcia Batista, Aline da Silveira Sitolino, Stênio Clemente Paião Pereira, Ana Caroliny Carrion Giuffrida, Rogério Santarém, Vamilton Alvares |
author_role |
author |
author2 |
Kuba, Cristina Atsumi Santos, Francislaine Anelize Garcia Batista, Aline da Silveira Sitolino, Stênio Clemente Paião Pereira, Ana Caroliny Carrion Giuffrida, Rogério Santarém, Vamilton Alvares |
author2_role |
author author author author author author author |
dc.contributor.author.fl_str_mv |
Santos, Juliana Santiago Kuba, Cristina Atsumi Santos, Francislaine Anelize Garcia Batista, Aline da Silveira Sitolino, Stênio Clemente Paião Pereira, Ana Caroliny Carrion Giuffrida, Rogério Santarém, Vamilton Alvares |
dc.subject.por.fl_str_mv |
Enteroparasites Cultivation systems Leafy vegetables Zoonoses. Enteroparasitos Sistemas de cultivo Verduras Zoonoses. |
topic |
Enteroparasites Cultivation systems Leafy vegetables Zoonoses. Enteroparasitos Sistemas de cultivo Verduras Zoonoses. |
description |
This study analysed parasite contamination in green leaf lettuce (Lactuca sativa), grown in different cultivation systems (conventional, organic, and hydroponic), from a family farmer cooperative in the municipality of Presidente Prudente, São Paulo, Brazil. Samples were collected at weekly intervals during five months, totalling 180 vegetable samples (60 samples of leaf lettuce from each cultivation system). Lettuce leaves were washed with 0.5% Extran MA 02, and the resulting fluid subjected to sedimentation and centrifugal flotation for recovery of parasite structures. Overall, 71 samples (39.4%) were contaminated with at least one parasite structure, 34 (47.9%) from lettuce grown in the hydroponic system, 20 (28.2%) from the organic system, and 17 (23.9%) from the conventional system. Entamoeba spp. cysts were the most common parasite structures found in the leafy vegetables, with the highest cyst counts found in the hydroponic system (p = 0.003). It is concluded that, regardless of the cultivation system (conventional, organic, or hydroponic), there is a possibility of green leaf lettuce contamination by intestinal parasites. Measures that improve sanitary conditions during production, as well as proper hygiene during the preparation of raw leafy vegetables, may be important to reduce contamination and consequent transmission of parasite diseases from raw leafy vegetable consumption. |
publishDate |
2017 |
dc.date.none.fl_str_mv |
2017-05-02 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Pesquisa |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/25607 10.5433/1679-0359.2017v38n2p801 |
url |
https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/25607 |
identifier_str_mv |
10.5433/1679-0359.2017v38n2p801 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/25607/20816 |
dc.rights.driver.fl_str_mv |
Copyright (c) 2017 Semina: Ciências Agrárias http://creativecommons.org/licenses/by-nc/4.0 info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
Copyright (c) 2017 Semina: Ciências Agrárias http://creativecommons.org/licenses/by-nc/4.0 |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
UEL |
publisher.none.fl_str_mv |
UEL |
dc.source.none.fl_str_mv |
Semina: Ciências Agrárias; Vol. 38 No. 2 (2017); 801-808 Semina: Ciências Agrárias; v. 38 n. 2 (2017); 801-808 1679-0359 1676-546X reponame:Semina. Ciências Agrárias (Online) instname:Universidade Estadual de Londrina (UEL) instacron:UEL |
instname_str |
Universidade Estadual de Londrina (UEL) |
instacron_str |
UEL |
institution |
UEL |
reponame_str |
Semina. Ciências Agrárias (Online) |
collection |
Semina. Ciências Agrárias (Online) |
repository.name.fl_str_mv |
Semina. Ciências Agrárias (Online) - Universidade Estadual de Londrina (UEL) |
repository.mail.fl_str_mv |
semina.agrarias@uel.br |
_version_ |
1799306075840708608 |