Ultrafiltration for the recovery of proteins from surimi washing water

dc.contributor.authorOliveira, Dayse Lícia De [UNESP]
dc.contributor.authorGrassi, Thiago Luís Magnani [UNESP]
dc.contributor.authorPaiva, Natália Mingues [UNESP]
dc.contributor.authorSantana, Bruna Nicoleti [UNESP]
dc.contributor.authorNakamura, Alex Akira [UNESP]
dc.contributor.authorBermejo-poza, Rubén
dc.contributor.authorPonsano, Elisa Helena Giglio [UNESP]
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.contributor.institutionUniversidad Politécnica de Madrid
dc.date.accessioned2021-07-14T10:42:41Z
dc.date.available2021-07-14T10:42:41Z
dc.date.issued2020-10-09
dc.description.abstractThe aim of this study was to evaluate the efficiency of the ultrafiltration process (UF) in the cleansing treatment of the tilapia surimi washing water and in the recovery of components. After producing surimi, the water generated in the washing operations was subjected to UF in a 30 kDa polyethersulfone membrane. Unfiltered washing waters and UF permeate and concentrate were analyzed for pH, total solids (TS) and fixed solids (FS), total proteins, and lipids. The chemical oxygen demand (COD) was determined in the original water and in the permeate. The concentrate was dehydrated in a spray dryer and analyzed for amino acids and carotenoids. The permeate showed a significant decrease in TS, proteins and COD, indicating that UF was efficient in removing the organic load from the waters. The percentage of protein recovery by UF was 93.12% and the dehydrated concentrate had all the essential amino acids, being leucine (5.47%), lysine (6.49%), valine (3.59%), and phenylalanine (3.68%) those with the highest concentrations, and also 0.67 mg/100 g of carotenoids. The application of UF has proved to be viable both in the recovery of valuable compounds and in the decontamination of water, contributing to the sustainability of the fish productive sector.en
dc.description.affiliationUniversidade Estadual Paulista “Júlio de Mesquita Filho”, Faculdade de Medicina Veterinária
dc.description.affiliationUniversidad Politécnica de Madrid, Facultad de Ingeniería Agronómica-UNE
dc.description.affiliationUnespUniversidade Estadual Paulista “Júlio de Mesquita Filho”, Faculdade de Medicina Veterinária
dc.description.sponsorshipCoordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)
dc.description.sponsorshipFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)
dc.description.sponsorshipIdFAPESP: 2015/25853-1
dc.format.extent-
dc.identifierhttp://dx.doi.org/10.1590/fst.30120
dc.identifier.citationFood Science and Technology. Sociedade Brasileira de Ciência e Tecnologia de Alimentos, p. -, 2020.
dc.identifier.doi10.1590/fst.30120
dc.identifier.fileS0101-20612020005023219.pdf
dc.identifier.issn0101-2061
dc.identifier.issn1678-457X
dc.identifier.scieloS0101-20612020005023219
dc.identifier.urihttp://hdl.handle.net/11449/212616
dc.language.isoeng
dc.publisherSociedade Brasileira de Ciência e Tecnologia de Alimentos
dc.relation.ispartofFood Science and Technology
dc.rights.accessRightsAcesso aberto
dc.sourceSciELO
dc.subjectmembrane filtrationen
dc.subjectchemical oxygen demanden
dc.subjectessential amino acidsen
dc.titleUltrafiltration for the recovery of proteins from surimi washing wateren
dc.typeArtigo
unesp.author.orcid0000-0003-0435-9371[1]

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