Psychrotrophic microorganisms in raw milk and the cheese quality
Autor(a) principal: | |
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Data de Publicação: | 2020 |
Outros Autores: | , , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Research, Society and Development |
Texto Completo: | https://rsdjournal.org/index.php/rsd/article/view/7217 |
Resumo: | Psychrotrophic microorganisms, especially Pseudomonas spp., are present in the microbiota of refrigerated milk as they can grow at refrigeration temperatures irrespective of their optimal growth temperature. Psychrotrophic counts ranging from 105 to 108 CFU/mL in refrigerated raw milk effect cheese quality, since the synthesized thermoresistant enzymes affect the nutritional value, sensory properties, and texture. Cheese is the dairy product with the highest growth rate in the food industry in Brazil in recent years and meets the current consumption trends of nutritious and practical foods. The objective of this review was to address the importance and influence of the psychrotrophic raw milk microbiota on the quality and sensory properties of cheese. The enzymes produced by psychrotrophic microorganisms lead to taste changes, undesirable clotting times, increased concentrations of free fatty acids and free amino acids, and a reduced shelf-life, in addition to negatively affecting cheese yields. Proteases from psychrotrophs are also associated with slicing problems and progressive loss of the elasticity of cheese, a bitter taste, and increased clotting times of cheese produced with pasteurized milk. On the other hand, their lipases increase the clotting time and have a negative effect on the sensory properties by providing a rancid, soap, metallic, or oxidized smell and taste. The control of the psychrotrophic population found in refrigerated raw milk contributes to better cheese production yields and desirable texture and sensory properties, which extends the shelf-life of cheese and improves consumer acceptance. |
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Psychrotrophic microorganisms in raw milk and the cheese qualityMicroorganismos psicotróficos en la leche cruda y la calidad de los quesosMicro-organismos psicrotróficos em leite cru e a qualidade de queijosRefrigerationEnzymesGood practices.RefrigeraciónEnzimasBuenas prácticas.RefrigeraçãoEnzimasBoas práticas.Psychrotrophic microorganisms, especially Pseudomonas spp., are present in the microbiota of refrigerated milk as they can grow at refrigeration temperatures irrespective of their optimal growth temperature. Psychrotrophic counts ranging from 105 to 108 CFU/mL in refrigerated raw milk effect cheese quality, since the synthesized thermoresistant enzymes affect the nutritional value, sensory properties, and texture. Cheese is the dairy product with the highest growth rate in the food industry in Brazil in recent years and meets the current consumption trends of nutritious and practical foods. The objective of this review was to address the importance and influence of the psychrotrophic raw milk microbiota on the quality and sensory properties of cheese. The enzymes produced by psychrotrophic microorganisms lead to taste changes, undesirable clotting times, increased concentrations of free fatty acids and free amino acids, and a reduced shelf-life, in addition to negatively affecting cheese yields. Proteases from psychrotrophs are also associated with slicing problems and progressive loss of the elasticity of cheese, a bitter taste, and increased clotting times of cheese produced with pasteurized milk. On the other hand, their lipases increase the clotting time and have a negative effect on the sensory properties by providing a rancid, soap, metallic, or oxidized smell and taste. The control of the psychrotrophic population found in refrigerated raw milk contributes to better cheese production yields and desirable texture and sensory properties, which extends the shelf-life of cheese and improves consumer acceptance.Los microorganismos psicrotróficos, especialmente el género Pseudomonas spp, conforman el microbiota de la leche refrigerada porque son capaces de multiplicarse a temperaturas de refrigeración, independientemente de su temperatura de crecimiento óptima. La leche cruda refrigerada con recuentos psicrotróficos entre 105 y 108 UFC/mL compromete la producción de queso porque las enzimas termorresistentes sintetizadas deterioran la calidad nutricional, sensorial y de textura. En Brasil, dentro del sector lácteo, el queso representa el producto con mayor tasa de crecimiento en los últimos años, actualmente cumpliendo con las tendencias de alimentos nutritivos y prácticos para el consumo. El objetivo de esta revisión fue abordar la importancia y la influencia del microbiota psicrotrófica de la leche cruda en la calidad y las características sensoriales de los quesos. Las enzimas psicrotróficas promueven cambios en el sabor, tiempo de coagulación indeseable de las proteínas, mayor concentración de ácidos grasos y aminoácidos libres, limitación de la vida útil, así como efectos negativos en los rendimientos. Las proteasas psicrotróficas también se asocian con problemas de corte y pérdida progresiva de elasticidad del queso, sabor amargo y aumento del tiempo de coagulación de los quesos producidos con leche pasteurizada. Las lipasas psicrotróficas, por otro lado, confieren defectos como el sabor y el olor de rancio, jabón, metálico u oxidado a los quesos, además de aumentar el tiempo de coagulación. El control de la población psicrotrófica de la leche cruda refrigerada contribuye a un mejor rendimiento en la producción de quesos, textura y características sensoriales deseables, lo que asegura una mayor vida útil de los quesos y aceptado por el consumidor. Os micro-organismos psicrotróficos, com destaque ao gênero Pseudomonas spp, compõem a microbiota do leite refrigerado pois são capazes de se multiplicar em temperaturas de refrigeração, independentemente de sua temperatura ótima de crescimento. O leite cru refrigerado com contagens de psicrotróficos entre 105 e 108 UFC/mL compromete a produção de queijos pois as enzimas termorresistentes sintetizadas prejudicam a qualidade nutricional, sensorial e a textura. No Brasil, dentro do setor de lácteos, o queijo representa o produto com a maior taxa de crescimento nos últimos anos, atendendo atualmente às tendências de alimentos nutritivos e práticos para o consumo. O objetivo desta revisão foi abordar a importância e a influência da microbiota psicrotrófica do leite cru na qualidade e nas características sensoriais dos queijos. As enzimas psicrotróficas promovem mudanças no sabor, tempo de coagulação indesejável de proteínas, aumento da concentração de ácidos gordurosos e aminoácidos livres, limitação da vida útil, bem como efeitos negativos sobre os rendimentos. As proteases psicrotróficas também estão associadas a problemas de fatiamento e perda progressiva da elasticidade dos queijos, gosto amargo e aumento do tempo de coagulação da massa dos queijos produzidos com leite pasteurizado. Já as lipases psicrotróficas conferem defeitos como sabor e odor de ranço, de sabão, metálico ou oxidado aos queijos, além do aumento do tempo de coagulação. O controle da população psicrotrófica do leite cru refrigerado contribui para um melhor rendimento na produção de queijos, textura e caraterísticas sensoriais desejáveis, o que garante maior vida de prateleira dos queijos e o aceite pelo consumidor.Research, Society and Development2020-08-14info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionapplication/pdfhttps://rsdjournal.org/index.php/rsd/article/view/721710.33448/rsd-v9i9.7217Research, Society and Development; Vol. 9 No. 9; e127997217Research, Society and Development; Vol. 9 Núm. 9; e127997217Research, Society and Development; v. 9 n. 9; e1279972172525-3409reponame:Research, Society and Developmentinstname:Universidade Federal de Itajubá (UNIFEI)instacron:UNIFEIenghttps://rsdjournal.org/index.php/rsd/article/view/7217/6252Copyright (c) 2020 Elsa Helena Walter de Santana; Lucas Lima Luiz; Pamela da Silva Pasquim; Leticia de Fatima Bertachi Pinto; Flavia de Almeida Bergonse Pereira; Gisele Bombardi Freitas Barone Gasparini; Elis Lorenzetti; Samera Rafaela Bruzaroski ; Josiane Ito Eleodorohttp://creativecommons.org/licenses/by/4.0info:eu-repo/semantics/openAccessSantana, Elsa Helena Walter deLuiz, Lucas Lima Pasquim, Pamela da Silva Pinto, Leticia de Fatima Bertachi Pereira, Flavia de Almeida Bergonse Gasparini, Gisele Bombardi Freitas Barone Lorenzetti, Elis Bruzaroski , Samera Rafaela Eleodoro, Josiane Ito 2020-09-18T01:42:11Zoai:ojs.pkp.sfu.ca:article/7217Revistahttps://rsdjournal.org/index.php/rsd/indexPUBhttps://rsdjournal.org/index.php/rsd/oairsd.articles@gmail.com2525-34092525-3409opendoar:2024-01-17T09:30:00.986673Research, Society and Development - Universidade Federal de Itajubá (UNIFEI)false |
dc.title.none.fl_str_mv |
Psychrotrophic microorganisms in raw milk and the cheese quality Microorganismos psicotróficos en la leche cruda y la calidad de los quesos Micro-organismos psicrotróficos em leite cru e a qualidade de queijos |
title |
Psychrotrophic microorganisms in raw milk and the cheese quality |
spellingShingle |
Psychrotrophic microorganisms in raw milk and the cheese quality Santana, Elsa Helena Walter de Refrigeration Enzymes Good practices. Refrigeración Enzimas Buenas prácticas. Refrigeração Enzimas Boas práticas. |
title_short |
Psychrotrophic microorganisms in raw milk and the cheese quality |
title_full |
Psychrotrophic microorganisms in raw milk and the cheese quality |
title_fullStr |
Psychrotrophic microorganisms in raw milk and the cheese quality |
title_full_unstemmed |
Psychrotrophic microorganisms in raw milk and the cheese quality |
title_sort |
Psychrotrophic microorganisms in raw milk and the cheese quality |
author |
Santana, Elsa Helena Walter de |
author_facet |
Santana, Elsa Helena Walter de Luiz, Lucas Lima Pasquim, Pamela da Silva Pinto, Leticia de Fatima Bertachi Pereira, Flavia de Almeida Bergonse Gasparini, Gisele Bombardi Freitas Barone Lorenzetti, Elis Bruzaroski , Samera Rafaela Eleodoro, Josiane Ito |
author_role |
author |
author2 |
Luiz, Lucas Lima Pasquim, Pamela da Silva Pinto, Leticia de Fatima Bertachi Pereira, Flavia de Almeida Bergonse Gasparini, Gisele Bombardi Freitas Barone Lorenzetti, Elis Bruzaroski , Samera Rafaela Eleodoro, Josiane Ito |
author2_role |
author author author author author author author author |
dc.contributor.author.fl_str_mv |
Santana, Elsa Helena Walter de Luiz, Lucas Lima Pasquim, Pamela da Silva Pinto, Leticia de Fatima Bertachi Pereira, Flavia de Almeida Bergonse Gasparini, Gisele Bombardi Freitas Barone Lorenzetti, Elis Bruzaroski , Samera Rafaela Eleodoro, Josiane Ito |
dc.subject.por.fl_str_mv |
Refrigeration Enzymes Good practices. Refrigeración Enzimas Buenas prácticas. Refrigeração Enzimas Boas práticas. |
topic |
Refrigeration Enzymes Good practices. Refrigeración Enzimas Buenas prácticas. Refrigeração Enzimas Boas práticas. |
description |
Psychrotrophic microorganisms, especially Pseudomonas spp., are present in the microbiota of refrigerated milk as they can grow at refrigeration temperatures irrespective of their optimal growth temperature. Psychrotrophic counts ranging from 105 to 108 CFU/mL in refrigerated raw milk effect cheese quality, since the synthesized thermoresistant enzymes affect the nutritional value, sensory properties, and texture. Cheese is the dairy product with the highest growth rate in the food industry in Brazil in recent years and meets the current consumption trends of nutritious and practical foods. The objective of this review was to address the importance and influence of the psychrotrophic raw milk microbiota on the quality and sensory properties of cheese. The enzymes produced by psychrotrophic microorganisms lead to taste changes, undesirable clotting times, increased concentrations of free fatty acids and free amino acids, and a reduced shelf-life, in addition to negatively affecting cheese yields. Proteases from psychrotrophs are also associated with slicing problems and progressive loss of the elasticity of cheese, a bitter taste, and increased clotting times of cheese produced with pasteurized milk. On the other hand, their lipases increase the clotting time and have a negative effect on the sensory properties by providing a rancid, soap, metallic, or oxidized smell and taste. The control of the psychrotrophic population found in refrigerated raw milk contributes to better cheese production yields and desirable texture and sensory properties, which extends the shelf-life of cheese and improves consumer acceptance. |
publishDate |
2020 |
dc.date.none.fl_str_mv |
2020-08-14 |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion |
format |
article |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/7217 10.33448/rsd-v9i9.7217 |
url |
https://rsdjournal.org/index.php/rsd/article/view/7217 |
identifier_str_mv |
10.33448/rsd-v9i9.7217 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
https://rsdjournal.org/index.php/rsd/article/view/7217/6252 |
dc.rights.driver.fl_str_mv |
http://creativecommons.org/licenses/by/4.0 info:eu-repo/semantics/openAccess |
rights_invalid_str_mv |
http://creativecommons.org/licenses/by/4.0 |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
application/pdf |
dc.publisher.none.fl_str_mv |
Research, Society and Development |
publisher.none.fl_str_mv |
Research, Society and Development |
dc.source.none.fl_str_mv |
Research, Society and Development; Vol. 9 No. 9; e127997217 Research, Society and Development; Vol. 9 Núm. 9; e127997217 Research, Society and Development; v. 9 n. 9; e127997217 2525-3409 reponame:Research, Society and Development instname:Universidade Federal de Itajubá (UNIFEI) instacron:UNIFEI |
instname_str |
Universidade Federal de Itajubá (UNIFEI) |
instacron_str |
UNIFEI |
institution |
UNIFEI |
reponame_str |
Research, Society and Development |
collection |
Research, Society and Development |
repository.name.fl_str_mv |
Research, Society and Development - Universidade Federal de Itajubá (UNIFEI) |
repository.mail.fl_str_mv |
rsd.articles@gmail.com |
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1797052779968069632 |