{"id":675,"date":"2009-11-27T18:15:53","date_gmt":"2009-11-27T17:15:53","guid":{"rendered":"https:\/\/viscojis.cz\/teens\/2009\/11\/27\/115\/"},"modified":"2025-02-07T15:11:34","modified_gmt":"2025-02-07T14:11:34","slug":"115","status":"publish","type":"post","link":"https:\/\/viscojis.cz\/teens\/115\/","title":{"rendered":"Antioxidanty pro zdrav\u00ed"},"content":{"rendered":"<p><span style=\"color: #003399\">Co jsou <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span>, pro\u010d jsou pro n\u00e1s d\u016fle\u017eit\u00e9 a ve kter\u00fdch potravin\u00e1ch je najdeme.<\/span><\/p>\n<div>&nbsp;<\/div>\n<p><strong><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/viscojis.cz\/teens-files\/stories\/pohyb\/antioxidanty.jpg\" alt=\"antioxidanty\" width=\"71\" height=\"64\" style=\"float: left\" \/><\/strong><\/p>\n<p><span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span> jsou l\u00e1tky, kter\u00e9 n\u00e1s chr\u00e1n\u00ed p\u0159ed tzv. oxida\u010dn\u00edm po\u0161kozen\u00edm (oxida\u010dn\u00edm stresem). To je d\u011bj, p\u0159i kter\u00e9m v na\u0161em t\u011ble doch\u00e1z\u00ed k po\u0161kozen\u00ed r\u016fzn\u00fdch struktur vlivem <strong>voln\u00fdch radik\u00e1l\u016f<\/strong> -l\u00e1tek, kter\u00e9 jsou t\u0159eba pro fungov\u00e1n\u00ed na\u0161eho organismu (uplat\u0148uj\u00ed se nap\u0159. v&nbsp;jeho obranyschopnosti), ale za ur\u010dit\u00fdch okolnost\u00ed mohou organismus po\u0161kodit.<\/p>\n<p>&nbsp;<\/p>\n<p>Za norm\u00e1ln\u00edch \u201ezdrav\u00fdch\u201c podm\u00ednek je tvorba voln\u00fdch radik\u00e1l\u016f a <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidant\u016f<\/span> v na\u0161em t\u011ble v rovnov\u00e1ze. Ide\u00e1ln\u00ed je pom\u011br 1 voln\u00fd radik\u00e1l na 3 <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span>. Probl\u00e9m vznik\u00e1, pokud je po\u010det voln\u00fdch radik\u00e1l\u016f vy\u0161\u0161\u00ed, ne\u017e je pot\u0159eba, tento stav se naz\u00fdv\u00e1 \u201e<strong>oxida\u010dn\u00ed stres<\/strong>\u201c \u010di \u201e<strong>oxida\u010dn\u00ed po\u0161kozen\u00ed<\/strong>\u201c a je spojov\u00e1n s mnoha r\u016fzn\u00fdmi chorobn\u00fdmi stavy.<\/p>\n<p>Mezi onemocn\u011bn\u00ed, kter\u00e1 m\u016f\u017ee oxida\u010dn\u00ed stres vyvolat nebo komplikovat, pat\u0159\u00ed zejm\u00e9na n\u00e1dorov\u00e1 onemocn\u011bn\u00ed, nemoci srdce a c\u00e9v, poruchy imunity. Vy\u0161\u0161\u00ed tvorba voln\u00fdch radik\u00e1l\u016f byla zji\u0161t\u011bna tak\u00e9 u osob s psychick\u00fdm onemocn\u011bn\u00edm (deprese), u osob po operac\u00edch a po \u00farazech. V potravin\u00e1ch se oxida\u010dn\u00ed po\u0161kozen\u00ed projevuje nap\u0159\u00edklad \u017eluknut\u00edm tuk\u016f \u010di hn\u011bdnut\u00edm sv\u011btl\u00e9 du\u017eniny plod\u016f.<\/p>\n<p><span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span> nejen sni\u017euj\u00ed nebo \u00fapln\u011b blokuj\u00ed \u010dinnost voln\u00fdch radik\u00e1l\u016f v t\u011ble, maj\u00ed nav\u00edc i schopnost opravit molekuly, kter\u00e9 ji\u017e byly radik\u00e1ly po\u0161kozeny. \u010cinnost <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidant\u016f<\/span> je vz\u00e1jemn\u011b propojena a tvo\u0159\u00ed cel\u00fd syst\u00e9m ochrany proti p\u016fsoben\u00ed voln\u00fdch radik\u00e1l\u016f. Celkovou s\u00edlu v\u0161ech <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidant\u016f<\/span> v na\u0161em t\u011ble, kter\u00e9 spole\u010dn\u011b bojuj\u00ed proti voln\u00fdm radik\u00e1l\u016fm a jejich negativn\u00edm \u00fa\u010dink\u016fm, naz\u00fdv\u00e1me <strong>antioxida\u010dn\u00ed kapacita.<\/strong><\/p>\n<p>Po chemick\u00e9 str\u00e1nce jsou <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span> r\u016fznorodou skupinou l\u00e1tek a vytv\u00e1\u0159\u00ed je v\u0161echny \u017eiv\u00e9 bu\u0148ky. N\u011bkter\u00e9 jsou p\u0159irozenou sou\u010d\u00e1st\u00ed na\u0161eho obrann\u00e9ho (imunitn\u00edho) syst\u00e9mu, jin\u00e9 jsou rostlinn\u00e9ho p\u016fvodu nebo um\u011ble vyroben\u00e9. Vyu\u017e\u00edvaj\u00ed se v potravin\u00e1\u0159sk\u00e9m, farmaceutick\u00e9m a kosmetick\u00e9m pr\u016fmyslu.<\/p>\n<p>V\u00edce se o jednotliv\u00fdch antioxidantech dozv\u00edte <a href=\"https:\/\/viscojis.cz\/teens\/prirodni-a-umele-antioxidanty\/\" target=\"_blank\" rel=\"noopener\">zde.<\/a><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong><em><span>Pou\u017eit\u00e1 literatura:<\/span><\/em><\/strong><\/p>\n<p><em><span>Vel\u00ed\u0161ek J. Chemie potravin 2; str. 2. Ossis, T\u00e1bor 1999.<br \/>Vel\u00ed\u0161ek J. Chemie potravin 3; str. 68-71. Ossis, T\u00e1bor 1999.<br \/><span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span>. <span><em>Bezpe\u010dnost potravin A-Z, <a href=\"http:\/\/www.bezpecnostpotravin.cz\/az\/\">www.bezpecnostpotravin.cz\/az\/<\/a><\/em><\/span><br \/><\/span><\/em><em><span>\u0160t\u00edpek S. a kol. <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span> a voln\u00e9 radik\u00e1ly ve zdrav\u00ed a v nemoci. Grada 2000. <br \/>H\u0159eb\u00ed\u010dkov\u00e1 \u0160. <span class='tooltipsall tooltipsincontent classtoolTips175'>antioxidanty<\/span> a voln\u00e9 radik\u00e1ly: rozd\u011blen\u00ed, jejich kapacita a aktivita. V\u00fd\u017eiva a potraviny. 2009; 2: 30-32.<\/span><\/em><\/p>\n<p><strong>&nbsp; <br \/><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p><\/span><\/span><\/strong><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<script type=\"text\/javascript\"> toolTips('.classtoolTips175','Antioxidanty jsou l\u00e1tky, kter\u00e9 pom\u00e1haj\u00ed chr\u00e1nit na\u0161e t\u011blo p\u0159ed r\u016fzn\u00fdmi nemocemi. Pat\u0159\u00ed mezi n\u011b i n\u011bkter\u00e9 vitaminy a miner\u00e1ln\u00ed l\u00e1tky.'); <\/script><script type=\"text\/javascript\"> toolTips('.classtoolTips175','Antioxidanty jsou l\u00e1tky, kter\u00e9 pom\u00e1haj\u00ed chr\u00e1nit na\u0161e t\u011blo p\u0159ed r\u016fzn\u00fdmi nemocemi. Pat\u0159\u00ed mezi n\u011b i n\u011bkter\u00e9 vitaminy a miner\u00e1ln\u00ed l\u00e1tky.'); <\/script>","protected":false},"excerpt":{"rendered":"<p>Co jsou antioxidanty, pro\u010d jsou pro n\u00e1s d\u016fle\u017eit\u00e9 a ve kter\u00fdch potravin\u00e1ch je najdeme.<br \/>\n&nbsp;<\/p>\n<p>Antioxidanty jsou l\u00e1tky, kter\u00e9 n\u00e1s chr\u00e1n\u00ed p\u0159ed tzv. oxida\u010dn\u00edm po\u0161kozen\u00edm (oxida\u010dn\u00edm stresem). To je d\u011bj, p\u0159i kter\u00e9m v na\u0161em t\u011ble doch\u00e1z\u00ed k po\u0161kozen\u00ed r\u016fzn\u00fdch struktur vlivem voln\u00fdch radik\u00e1l\u016f -l\u00e1tek, kter\u00e9 jsou t\u0159eba pro fungov\u00e1n\u00ed na\u0161eho organismu (uplat\u0148uj\u00ed se nap\u0159. v&nbsp;jeho obranyschopnosti), ale za ur\u010dit\u00fdch okolnost\u00ed mohou organismus po\u0161kodit.<\/p>\n","protected":false},"author":16,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[49],"tags":[],"class_list":["post-675","post","type-post","status-publish","format-standard","hentry","category-vitaminy-a-antioxidanty"],"acf":[],"_links":{"self":[{"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/posts\/675","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/users\/16"}],"replies":[{"embeddable":true,"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/comments?post=675"}],"version-history":[{"count":2,"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/posts\/675\/revisions"}],"predecessor-version":[{"id":1588,"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/posts\/675\/revisions\/1588"}],"wp:attachment":[{"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/media?parent=675"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/categories?post=675"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/viscojis.cz\/teens\/wp-json\/wp\/v2\/tags?post=675"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}