{"id":60210,"date":"2024-03-12T13:04:08","date_gmt":"2024-03-12T18:04:08","guid":{"rendered":"https:\/\/www.zinpro.com\/?p=60210"},"modified":"2024-03-13T10:27:29","modified_gmt":"2024-03-13T15:27:29","slug":"advancing-gilthead-seabream-sparus-aurata-nutrition-for-improved-stress-response-and-product-quality-with-zinpro-availa-selenium","status":"publish","type":"post","link":"https:\/\/www.zinpro.com\/pt\/resource-center\/blog\/advancing-gilthead-seabream-sparus-aurata-nutrition-for-improved-stress-response-and-product-quality-with-zinpro-availa-selenium\/","title":{"rendered":"Advancing Gilthead Seabream (Sparus aurata) Nutrition for Improved Stress Response and Product Quality with Zinpro\u00ae Availa\u00ae Selenium."},"content":{"rendered":"<p>Buscar um crescimento saud\u00e1vel e melhorar a qualidade do produto s\u00e3o objetivos centrais do setor de dourados. Atualmente, a \u00eanfase global na sustentabilidade e no bem-estar dos animais est\u00e1 gerando melhorias adicionais em todos os setores, desde ingredientes de ra\u00e7\u00e3o de origem mais respons\u00e1vel at\u00e9 pr\u00e1ticas de produ\u00e7\u00e3o aprimoradas.&nbsp;<\/p>\n\n\n\n<p>O sel\u00eanio (Se) \u00e9 um mineral essencial que desempenha um papel fundamental na regula\u00e7\u00e3o das defesas antioxidantes em peixes e seres humanos. Al\u00e9m disso, foi demonstrado que a suplementa\u00e7\u00e3o de ra\u00e7\u00f5es para peixes com Se org\u00e2nico aumenta o conte\u00fado de Se no m\u00fasculo e melhora as caracter\u00edsticas de qualidade.&nbsp;<\/p>\n\n\n\n<p>Entretanto, foram promulgadas regulamenta\u00e7\u00f5es rigorosas para o Se em ra\u00e7\u00f5es para aquicultura, com a Europa estabelecendo um limite superior rigoroso de 0,2 ppm para a suplementa\u00e7\u00e3o de Se org\u00e2nico. Essas regulamenta\u00e7\u00f5es representam um desafio substancial para os nutricionistas, especialmente no contexto de dietas com pouca farinha de peixe, com o aumento do uso de ingredientes com conte\u00fado pobre ou limitado de Se. Este artigo explora as vantagens do Zinpro<sup>\u00ae<\/sup> Zinpro Availa<sup>\u00ae<\/sup> Sel\u00eanio em rela\u00e7\u00e3o a outras fontes, esclarecendo os benef\u00edcios que ele pode trazer para o setor de aquicultura.&nbsp;&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-oxidative-stress-a-permanent-threat-to-fish-health-and-wellbeing\">Estresse oxidativo, uma amea\u00e7a permanente \u00e0 sa\u00fade e ao bem-estar dos peixes<\/h2>\n\n\n\n<p>O estresse refere-se \u00e0 resposta do animal a qualquer desafio f\u00edsico, qu\u00edmico ou ambiental, desencadeado por uma variedade de fatores. O estresse pode ser agudo (curto prazo) ou cr\u00f4nico (longo prazo), levando a diferentes respostas fisiol\u00f3gicas e comportamentais, que s\u00e3o naturais e necess\u00e1rias para que os animais se adaptem e lidem com as mudan\u00e7as ambientais.&nbsp;&nbsp;<\/p>\n\n\n\n<p>O estresse oxidativo ocorre no n\u00edvel celular e \u00e9 causado por um desequil\u00edbrio entre a produ\u00e7\u00e3o de esp\u00e9cies reativas de oxig\u00eanio (ROS) e a capacidade do corpo de neutralizar ou desintoxicar essas mol\u00e9culas. As ROS s\u00e3o altamente reativas e podem danificar os componentes celulares, inclusive o DNA, as prote\u00ednas e os lip\u00eddios. V\u00e1rias consequ\u00eancias negativas podem ser observadas devido ao estresse oxidativo:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Crescimento e desempenho:<\/strong> convers\u00e3o alimentar ruim e menor ganho de peso, o que afeta negativamente a lucratividade.&nbsp;&nbsp;<\/li>\n\n\n\n<li><strong>Suscetibilidade a doen\u00e7as:<\/strong> imunidade enfraquecida, maior vulnerabilidade a parasitas e bact\u00e9rias patog\u00eanicas com aumento das taxas de mortalidade.&nbsp;&nbsp;<\/li>\n\n\n\n<li><strong>Danos a tecidos e \u00f3rg\u00e3os:<\/strong> danos aos componentes celulares com interrup\u00e7\u00e3o das fun\u00e7\u00f5es fisiol\u00f3gicas, como a osmorregula\u00e7\u00e3o.&nbsp;<\/li>\n\n\n\n<li><strong>Reprodu\u00e7\u00e3o prejudicada:<\/strong> baixa qualidade do \u00f3vulo e do esperma, desenvolvimento embrion\u00e1rio e sobreviv\u00eancia reduzida dos est\u00e1gios larvais.&nbsp;<\/li>\n\n\n\n<li><strong>Impacto negativo nos indicadores de sustentabilidade:<\/strong> Redu\u00e7\u00e3o do bem-estar animal e aumento da pegada alimentar.&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-harnessing-selenium-nutrition-to-boost-fish-strength\">Aproveitamento da nutri\u00e7\u00e3o com sel\u00eanio para aumentar a for\u00e7a dos peixes<\/h2>\n\n\n\n<p>O sel\u00eanio \u00e9 um elemento-chave de selenoprote\u00ednas importantes, como a glutationa peroxidase, que protege o corpo do estresse oxidativo. O sel\u00eanio apoia o crescimento e a resist\u00eancia dos animais, melhorando as principais fun\u00e7\u00f5es fisiol\u00f3gicas:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Defesa antioxidante<\/strong>Regulam as enzimas que protegem as c\u00e9lulas contra danos oxidativos. Neutraliza\u00e7\u00e3o de ROS para preservar a integridade celular.&nbsp;<\/li>\n\n\n\n<li><strong>Regula\u00e7\u00e3o do horm\u00f4nio da tireoide<\/strong>: O Se est\u00e1 envolvido na ativa\u00e7\u00e3o dos horm\u00f4nios da tireoide, particularmente na convers\u00e3o da tiroxina (T4) em triiodotironina (T3) biologicamente ativa, o que o torna importante para a regula\u00e7\u00e3o do metabolismo.&nbsp;&nbsp;<\/li>\n\n\n\n<li><strong>Suporte ao sistema imunol\u00f3gico<\/strong>Contribui para o funcionamento adequado das c\u00e9lulas do sistema imunol\u00f3gico, promovendo uma resposta mais robusta para combater infec\u00e7\u00f5es e doen\u00e7as.&nbsp;&nbsp;<\/li>\n\n\n\n<li><strong>Sa\u00fade reprodutiva<\/strong>O sel\u00eanio \u00e9 um elemento essencial para o sucesso da reprodu\u00e7\u00e3o e para a produ\u00e7\u00e3o de descendentes saud\u00e1veis. N\u00edveis adequados de sel\u00eanio s\u00e3o essenciais para a reprodu\u00e7\u00e3o bem-sucedida e a produ\u00e7\u00e3o de descendentes saud\u00e1veis.&nbsp;<\/li>\n\n\n\n<li><strong>Desintoxica\u00e7\u00e3o e prote\u00e7\u00e3o<\/strong>: O Se est\u00e1 envolvido na desintoxica\u00e7\u00e3o de subst\u00e2ncias nocivas, protegendo os peixes dos efeitos adversos dos metais pesados e de outros poluentes ambientais que podem se acumular nos ecossistemas aqu\u00e1ticos.&nbsp;<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-proven-benefits-of-zinpro-availa-se-in-seabream-nutrition\"><strong>Benef\u00edcios comprovados do Zinpro Availa Se na nutri\u00e7\u00e3o de dourados<\/strong><\/h2>\n\n\n\n<p>Uma pesquisa recente conduzida por Monteiro et al (2023) na Universidade do Porto, Portugal, avaliou o desempenho, a qualidade do produto e a resist\u00eancia ao estresse do dourado (Sparus aurata) suplementado com Se inorg\u00e2nico (selenito; Controle), complexo de amino\u00e1cidos Zinpro Availa Selenium e outro produto quelato dispon\u00edvel comercialmente (Hydroxy Se-Met; Hydroxy Se).&nbsp;<\/p>\n\n\n\n<p>O estudo demonstrou uma reten\u00e7\u00e3o superior de sel\u00eanio no m\u00fasculo do Zinpro Availa em compara\u00e7\u00e3o com as outras fontes quando suplementado nos mesmos n\u00edveis (0,2 ppm na dieta) por 137 dias (Figura 1).<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"460\" src=\"https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Fig1.png\" alt=\"\" class=\"wp-image-60206\" srcset=\"https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Fig1.png 800w, https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Fig1-300x173.png 300w, https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Fig1-50x29.png 50w, https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Fig1-18x10.png 18w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Figura 1. Conte\u00fado de Se no m\u00fasculo do dourado alimentado com as dietas experimentais por 137 dias.&nbsp;<\/p>\n\n\n\n<p>Os peixes suplementados com Zinpro Availa Selenium tamb\u00e9m demonstraram melhor capacidade antioxidante com resposta fisiol\u00f3gica mais r\u00e1pida aos testes de estresse, indicada pelo aumento do \u00edndice de estresse oxidativo e dos n\u00edveis de glutationa oxidada. O Zinpro Availa Se melhorou a reten\u00e7\u00e3o de Se no corpo, enriquecendo o conte\u00fado de Se no fil\u00e9, com uma pegada positiva na redu\u00e7\u00e3o das emiss\u00f5es na \u00e1gua (Figura 2).&nbsp;&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"460\" src=\"https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Benefits.png\" alt=\"\" class=\"wp-image-60208\" srcset=\"https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Benefits.png 800w, https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Benefits-300x173.png 300w, https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Benefits-50x29.png 50w, https:\/\/www.zinpro.com\/wp-content\/uploads\/2024\/03\/SeaBream_ProductQuality_Benefits-18x10.png 18w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p>Figura 2. Benef\u00edcios associados ao Zinpro Availa Selenium para melhorar a nutri\u00e7\u00e3o, a sa\u00fade e a qualidade da carne do dourado&nbsp;<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-building-resilience-towards-a-more-efficient-and-sustainable-seabream-production\">Criando resili\u00eancia rumo a uma produ\u00e7\u00e3o mais eficiente e sustent\u00e1vel de dourado<\/h2>\n\n\n\n<p>As vantagens do Zinpro Availa Selenium podem ajudar a apoiar estrat\u00e9gias pr\u00e1ticas para superar os desafios di\u00e1rios enfrentados pelas fazendas de cria\u00e7\u00e3o de dourados. O estresse \u00e9 um inimigo bem conhecido da efici\u00eancia alimentar e da resposta imunol\u00f3gica. Ao refor\u00e7ar a nutri\u00e7\u00e3o mineral dos peixes com sel\u00eanio, zinco e ferro, deve-se esperar um impacto positivo na redu\u00e7\u00e3o dos riscos de surtos de doen\u00e7as e quedas sazonais de desempenho, elevando a sa\u00fade, os resultados e a lucratividade.&nbsp;&nbsp;<\/p>\n\n\n\n<p>Ao olharmos para o futuro, \u00e9 fundamental que o setor de dourado aproveite as oportunidades de crescimento, oferecendo produtos de alta qualidade, frescos, seguros e saud\u00e1veis para satisfazer as expectativas dos consumidores de frutos do mar. O aproveitamento de produtos enriquecidos com Se pode trazer oportunidades para produtos diferenciados de valor agregado com uma pegada de aquicultura mais eficiente, sustent\u00e1vel e ambientalmente respons\u00e1vel.&nbsp;&nbsp;<\/p>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-let-s-partner-nbsp\">Vamos fazer uma parceria&nbsp;<\/h2>\n\n\n\n<p>Independentemente de sua esp\u00e9cie, esta\u00e7\u00e3o ou sistema de produ\u00e7\u00e3o, a Zinpro<sup>\u00ae<\/sup> Minerais de desempenho<sup>\u00ae<\/sup> pode ajudar sua empresa a obter melhores resultados. Para saber mais sobre como incluir os minerais de desempenho Zinpro em suas dietas para peixes e camar\u00f5es, <a href=\"https:\/\/www.zinpro.com\/pt\/lets-connect\/\" target=\"_blank\" rel=\"noreferrer noopener\">Entre em contato com seu representante Zinpro hoje mesmo.<\/a>&nbsp; &nbsp;<\/p>\n\n\n\n<p><\/p>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Pursuing a healthy growth and improved product quality are central goals for the seabream industry. Global emphasis on sustainability and animal welfare today is driving [&#8230;]<\/p>\n","protected":false},"author":53,"featured_media":60207,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_tec_requires_first_save":true,"_eb_attr":"","_uag_custom_page_level_css":"","_EventAllDay":false,"_EventTimezone":"","_EventStartDate":"","_EventEndDate":"","_EventStartDateUTC":"","_EventEndDateUTC":"","_EventShowMap":false,"_EventShowMapLink":false,"_EventURL":"","_EventCost":"","_EventCostDescription":"","_EventCurrencySymbol":"","_EventCurrencyCode":"","_EventCurrencyPosition":"","_EventDateTimeSeparator":"","_EventTimeRangeSeparator":"","_EventOrganizerID":[],"_EventVenueID":[],"_OrganizerEmail":"","_OrganizerPhone":"","_OrganizerWebsite":"","_VenueAddress":"","_VenueCity":"","_VenueCountry":"","_VenueProvince":"","_VenueState":"","_VenueZip":"","_VenuePhone":"","_VenueURL":"","_VenueStateProvince":"","_VenueLat":"","_VenueLng":"","_VenueShowMap":false,"_VenueShowMapLink":false,"_tribe_blocks_recurrence_rules":"","_tribe_blocks_recurrence_description":"","_tribe_blocks_recurrence_exclusions":"","_ecp_custom_2":"","footnotes":""},"categories":[2682],"tags":[2683,2692,2684,2704,2713],"species":[987],"class_list":["post-60210","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","tag-animal-performance","tag-animal-welfare","tag-health","tag-meat-carcass-quality","tag-stress"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.3 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Organic Selenium in Fish Nutrition for Improved Stress Response l Zinpro\u202f<\/title>\n<meta name=\"description\" content=\"Zinpro Availa Selenium demonstrated superior absorption compared to inorganic and other organic Se sources in fish feed. It resulted in strengthened retention and increased Se levels in the fish fillet.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.zinpro.com\/pt\/resource-center\/blog\/advancing-gilthead-seabream-sparus-aurata-nutrition-for-improved-stress-response-and-product-quality-with-zinpro-availa-selenium\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Organic Selenium in Fish Nutrition for Improved Stress Response l Zinpro\u202f\" \/>\n<meta property=\"og:description\" content=\"Zinpro Availa Selenium demonstrated superior absorption compared to inorganic and other organic Se sources in fish feed. 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