{"id":38518,"date":"2021-06-07T16:44:37","date_gmt":"2021-06-07T16:44:37","guid":{"rendered":"https:\/\/matis.is\/?p=38518"},"modified":"2021-06-07T16:44:39","modified_gmt":"2021-06-07T16:44:39","slug":"the-effects-of-salt-concentration-on-conformational-changes-in-cod-gadus-morhua-proteins-during-brine-salting","status":"publish","type":"post","link":"https:\/\/matis.is\/en\/greinar\/the-effects-of-salt-concentration-on-conformational-changes-in-cod-gadus-morhua-proteins-during-brine-salting\/","title":{"rendered":"The effects of salt concentration on conformational changes in cod (Gadus morhua) proteins during brine salting"},"content":{"rendered":"<p>The effects of different salt concentrations (6%, 15%, 18% and 24% NaCl (w \/ w)) on the conformational changes of cod muscle proteins during brine salting were examined in this study. Proteins were extracted from the brine salted samples with solutions of 1 M (5.9%) and 4 M (23.4%) NaCl and the quantity of salt soluble proteins (SSP), disulfide bond (S \u2013 S), total sulfhydryl (SH) and available SH content in the soluble fraction were determined. Increased salt concentration in cod muscle promoted protein denaturation and aggregation. The SSP and total SH content decreased, whereas the S \u2013 S bond and available SH content increased with increased salt concentration in cod muscle. Disulfide bond formation correlated (<em>r<\/em>\u00a0= \u22120.6) with a decrease in total SH groups. Higher SSP and available SH groups of the samples at lower brine concentrations were explained by smaller concentration gradients and salt diffusion rates, resulting in stronger salting-in at early stages of the brining process. There was a significant difference in conformational changes in proteins extracted with a salt solution of 1 and 4 M, mainly due to a different degree of protein aggregation.<\/p>\n\n\n\n<p><strong><a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S0308814610012458\">Link to article<\/a><\/strong><\/p>","protected":false},"excerpt":{"rendered":"<p>The effects of different salt concentrations (6%, 15%, 18% and 24% NaCl (w\/w)) on the conformational changes of cod muscle [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"template-greinar.php","format":"standard","meta":{"_acf_changed":false,"_uag_custom_page_level_css":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center 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