{"id":641861,"date":"2024-11-18T13:51:42","date_gmt":"2024-11-18T12:51:42","guid":{"rendered":"https:\/\/gymbeam.com\/blog\/?p=641861"},"modified":"2024-11-28T13:55:10","modified_gmt":"2024-11-28T12:55:10","slug":"gmo-potraviny-spasa-nebo-hrozba","status":"publish","type":"post","link":"https:\/\/gymbeam.cz\/blog\/gmo-potraviny-spasa-nebo-hrozba\/","title":{"rendered":"GMO potraviny: Sp\u00e1sa, nebo hrozba?"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_72 ez-toc-wrap-left counter-hierarchy ez-toc-counter ez-toc-custom ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/gymbeam.cz\/blog\/gmo-potraviny-spasa-nebo-hrozba\/#Definice_GMO\" title=\"Definice GMO\">Definice GMO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/gymbeam.cz\/blog\/gmo-potraviny-spasa-nebo-hrozba\/#Prvni_GMO_zachranil_miliony_zivotu\" title=\"Prvn\u00ed GMO zachr\u00e1nil miliony \u017eivot\u016f\">Prvn\u00ed GMO zachr\u00e1nil miliony \u017eivot\u016f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/gymbeam.cz\/blog\/gmo-potraviny-spasa-nebo-hrozba\/#Nejvetsim_strasakem_jsou_GM_rostliny\" title=\"Nejv\u011bt\u0161\u00edm stra\u0161\u00e1kem jsou GM rostliny\">Nejv\u011bt\u0161\u00edm stra\u0161\u00e1kem jsou GM rostliny<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/gymbeam.cz\/blog\/gmo-potraviny-spasa-nebo-hrozba\/#Rizika_spojena_s_GMO\" title=\"Rizika spojen\u00e1 s GMO\">Rizika spojen\u00e1 s GMO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/gymbeam.cz\/blog\/gmo-potraviny-spasa-nebo-hrozba\/#Benefity_GMO\" title=\"Benefity GMO\">Benefity GMO<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/gymbeam.cz\/blog\/gmo-potraviny-spasa-nebo-hrozba\/#Nepochopeni_GMO_vyvolava_strach\" title=\"Nepochopen\u00ed GMO vyvol\u00e1v\u00e1 strach\">Nepochopen\u00ed GMO vyvol\u00e1v\u00e1 strach<\/a><\/li><\/ul><\/nav><\/div>\n\n<p>Zkratka GMO je pravideln\u00fdm stra\u0161\u00e1kem ve\u0159ejnosti, kter\u00e1 v\u0161ak mo\u017en\u00e1 netu\u0161\u00ed, co tato zkratka znamen\u00e1 a obn\u00e1\u0161\u00ed. <strong>Geneticky modifikovan\u00e9 organismy (GMO)<\/strong>, kter\u00fdch se n\u011bkte\u0159\u00ed lid\u00e9 tak boj\u00ed, jsou zde s n\u00e1mi relativn\u011b dlouho a pomohly n\u00e1m s v\u00fdrazn\u00fdmi skoky nejen v potravin\u00e1\u0159stv\u00ed, ale tak\u00e9 ve v\u011bd\u011b a medic\u00edn\u011b.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Bez GMO bychom dnes neznali ty nejd\u016fle\u017eit\u011bj\u0161\u00ed procesy, kter\u00e9 prob\u00edhaj\u00ed v lidsk\u00e9m t\u011ble, neznali bychom mechanismy, jak\u00fdmi na n\u00e1s \u00fato\u010d\u00ed patogeny, nebo jak se bakterie u\u010d\u00ed odol\u00e1vat antibiotik\u016fm. Jistou formu GMO zn\u00e1me od nepam\u011bti a jmenuje se <strong>\u0161lecht\u011bn\u00ed<\/strong>. Sice na\u0161i p\u0159edkov\u00e9 nezasahovali p\u0159\u00edmo do DNA plodin a zv\u00ed\u0159at, ale um\u011bl\u00fdm v\u00fdb\u011brem dok\u00e1zali vytvo\u0159it odr\u016fdy a plemena, d\u00edky kter\u00fdm jsme dok\u00e1zali naplnit \u017ealudky st\u00e1le rostouc\u00edmu po\u010dtu obyvatel na\u0161\u00ed planety. Kv\u011bt\u00e1k, brokolice a zel\u00ed jsou odr\u016fdami jedn\u00e9 rostliny, u kter\u00e9 jsme se zam\u011b\u0159ili na maximalizov\u00e1n\u00ed n\u011bjak\u00e9ho znaku.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Definice_GMO\"><\/span>Definice GMO<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Co je vlastn\u011b to GMO za\u010d? Geneticky modifikovan\u00fd organismus je ka\u017ed\u00fd organismus, ve kter\u00e9m byla \u00famysln\u011b upravena genetick\u00e1 informace. Na teoretick\u00e9 \u00farovni to m\u016f\u017ee b\u00fdt opravdu <strong>v\u0161echno \u017eiv\u00e9<\/strong>, proto\u017ee v\u0161echno \u017eiv\u00e9 na na\u0161\u00ed planet\u011b m\u00e1 genetickou informaci ulo\u017eenou v DNA. <strong>A DNA um\u00edme upravovat<\/strong>.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1124\" height=\"749\" src=\"https:\/\/gymbeam.sk\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-10.png\" alt=\"Molekul\u00e1rn\u00ed biologie a genetika\" class=\"wp-image-641363\" title=\"Molekul\u00e1rn\u00ed biologie a genetika\" srcset=\"https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-10.png 1124w, https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-10-400x267.png 400w\" sizes=\"auto, (max-width: 1124px) 100vw, 1124px\" \/><\/figure>\n\n\n\n<p>Samotn\u00e1 \u00faprava DNA se od organismu k organismu <strong>li\u0161\u00ed<\/strong>. V p\u0159\u00edpad\u011b nejjednodu\u0161\u0161\u00edch jednobun\u011b\u010dn\u00fdch organism\u016f, jako jsou <strong>bakterie \u010di kvasinky<\/strong>, je tento proces <strong>relativn\u011b<\/strong> jednoduch\u00fd. Jsou to organismy, ve kter\u00fdch jde relativn\u011b jednoduch\u00e9 DNA upravit a zm\u011bnit tak jeho celkovou povahu. I p\u0159es pou\u017eit\u00ed slova \u201ejednoduch\u00e9\u201c zahrnuje \u00faprava DNA jednobun\u011b\u010dn\u00fdch organism\u016f <strong>celou plej\u00e1du metod molekul\u00e1rn\u00ed biologie a genetiky<\/strong>, kter\u00e9 zvl\u00e1dne od A do Z jen mal\u00e1 \u010d\u00e1st lid\u00ed na sv\u011bt\u011b.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>V p\u0159\u00edpad\u011b mnohobun\u011b\u010dn\u00fdch organism\u016f, jako jsou rostliny a \u017eivo\u010dichov\u00e9, je tento proces <strong>n\u00e1ro\u010dn\u011bj\u0161\u00ed<\/strong>. Mnohobun\u011b\u010dn\u00e9 organismy jsou slo\u017eeny z r\u016fzn\u00fdch typ\u016f bun\u011bk, kter\u00e9 tvo\u0159\u00ed rozli\u010dn\u00e9 tk\u00e1n\u011b (v p\u0159\u00edpad\u011b rostlin pletiva) a <strong>nen\u00ed<\/strong> tedy mo\u017en\u00e9 jednoduchou metodou upravit jejich genetick\u00fd materi\u00e1l tak, abychom nezas\u00e1hli DNA v bu\u0148k\u00e1ch, ve kter\u00fdch ji upravovat nechceme. Probl\u00e9mem jsou tak\u00e9 <strong>nezn\u00e1m\u00e9 geny nebo nezn\u00e1m\u00e9 funkce gen\u016f<\/strong>.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>GMO se pou\u017e\u00edvaj\u00ed <strong>des\u00edtky let<\/strong> ve v\u011bd\u011b a v\u00fdzkumu. Geneticky upraven\u00e9 my\u0161i, kter\u00e9 se narod\u00ed s um\u011ble vlo\u017een\u00fdmi mutacemi, jsou nepostradatelnou sou\u010d\u00e1st\u00ed v\u00fdzkumu lidsk\u00fdch onemocn\u011bn\u00ed, jako je rakovina \u010di cukrovka.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Prvni_GMO_zachranil_miliony_zivotu\"><\/span>Prvn\u00ed GMO zachr\u00e1nil miliony \u017eivot\u016f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Prvn\u00ed komer\u010dn\u011b vyu\u017e\u00edvan\u00fd GMO byla st\u0159evn\u00ed bakterie <em>E. coli<\/em>, kter\u00e1 se v 60. a 70. letech minul\u00e9ho stolet\u00ed vyu\u017e\u00edvala jako <strong>modelov\u00fd organismus<\/strong> v molekul\u00e1rn\u00ed biologii. Ozna\u010dujeme ji tak\u00e9 jako \u201eta\u017en\u00e9ho kon\u011b molekul\u00e1rn\u00ed biologie\u201c, proto\u017ee d\u00edky t\u00e9to bakterii jsme pochopili procesy, jak\u00fdmi se replikuje DNA nebo jak vznikaj\u00ed proteiny.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>V roce 1978, kdy u\u017e v\u011bdci znali zp\u016fsoby, jak upravovat DNA t\u00e9to bakterie, vznikl n\u00e1pad vyr\u00e1b\u011bt <strong>lidsk\u00fd inzul\u00edn<\/strong> pomoc\u00ed upraven\u00e9 bakterie. Do t\u00e9 doby se na v\u00fdrobu inzul\u00ednu pou\u017e\u00edvaly zv\u00ed\u0159ec\u00ed slinivky b\u0159i\u0161n\u00ed, kter\u00fdch bylo t\u0159eba zpracovat <strong>2 tuny<\/strong>, abychom z\u00edskali <strong>200 gram\u016f inzul\u00ednu<\/strong> pro diabetiky. Inzul\u00edn tedy nebyl tak dostupn\u00fd jako dnes, kdy jej dok\u00e1\u017eeme vyr\u00e1b\u011bt pomoc\u00ed <strong>upraven\u00fdch bakteri\u00ed a kvasinek<\/strong>.<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\"><sup>[1]<\/sup><\/mark> D\u00edky levn\u00e9 a jednoduch\u00e9 v\u00fdrob\u011b inzul\u00ednu pomoc\u00ed GMO tak mohou miliony lid\u00ed na sv\u011bt\u011b \u017e\u00edt plnohodnotn\u00fd \u017eivot.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n    <link href=\"https:\/\/gymbeam.com\/blog\/wp-content\/themes\/wp-gymbeam-blog-theme\/css\/vue\/index.css\" rel=\"preload\" as=\"style\">\n    <link href=\"https:\/\/gymbeam.com\/blog\/wp-content\/themes\/wp-gymbeam-blog-theme\/js\/vue\/chunk-vendors.js\" rel=\"preload\" as=\"script\">\n    <link href=\"https:\/\/gymbeam.com\/blog\/wp-content\/themes\/wp-gymbeam-blog-theme\/js\/vue\/index.js\" rel=\"preload\" as=\"script\">\n    <link data-no-optimize=\"1\" href=\"https:\/\/gymbeam.com\/blog\/wp-content\/themes\/wp-gymbeam-blog-theme\/css\/vue\/index.css\" rel=\"stylesheet\">\n\n    <h2>\n        You might be interested in these products:    <\/h2>\n\n    <div data-app=\"recommended\" data-products=\"31256,36004,36685,54058,85342,100021\" ><\/div>\n\n    <script data-no-optimize=\"1\" src=\"https:\/\/gymbeam.com\/blog\/wp-content\/themes\/wp-gymbeam-blog-theme\/js\/vue\/chunk-vendors.js\"><\/script>\n    <script data-no-optimize=\"1\" src=\"https:\/\/gymbeam.com\/blog\/wp-content\/themes\/wp-gymbeam-blog-theme\/js\/vue\/index.js\"><\/script>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nejvetsim_strasakem_jsou_GM_rostliny\"><\/span>Nejv\u011bt\u0161\u00edm stra\u0161\u00e1kem jsou GM rostliny<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Motivac\u00ed vyv\u00edjet GM rostliny je zejm\u00e9na <strong>zv\u00fd\u0161en\u00ed jejich odolnosti<\/strong> v\u016f\u010di \u0161k\u016fdc\u016fm, herbicid\u016fm a <strong>zv\u00fd\u0161en\u00ed jejich trvanlivosti<\/strong>. V\u0161echny tyto aspekty jsou d\u016fle\u017eit\u00e9 pro zachov\u00e1n\u00ed dostate\u010dn\u00e9 produkce ve sv\u011bt\u011b, ve kter\u00e9m se rapidn\u011b m\u011bn\u00ed klimatick\u00e9 podm\u00ednky a po\u010det obyvatel p\u0159es\u00e1hl 8 miliard. Jinou motivac\u00ed je <strong>zv\u00fd\u0161en\u00ed nutri\u010dn\u00ed hodnoty<\/strong> plodin, d\u00edky \u010demu\u017e by byla zaji\u0161t\u011bna kvalitn\u00ed strava i pro lidi \u017eij\u00edc\u00ed v chud\u00fdch \u010d\u00e1stech sv\u011bta.<\/p>\n\n\n\n<p>Prvn\u00ed modifikovanou rostlinou ur\u010denou k lidsk\u00e9 konzumaci bylo raj\u010de <strong>\u201cFlavr Savr\u201d<\/strong>. Toto raj\u010de bylo odoln\u011bj\u0161\u00ed v\u016f\u010di hnit\u00ed a tak bylo mo\u017en\u00e9 ho p\u0159epravovat na del\u0161\u00ed vzd\u00e1lenosti, ani\u017e by se znehodnotilo. V sou\u010dasnosti v\u0161ak na trhu nen\u00ed.<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\"><sup>[2]<\/sup><\/mark><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Velk\u00fd \u00fasp\u011bch sklidila tzv. <strong>zlat\u00e1 r\u00fd\u017ee<\/strong>, ve kter\u00e9 byla genetickou \u00fapravou zv\u00fd\u0161ena produkce <a href=\"https:\/\/gymbeam.cz\/beta-carotene-gymbeam.html\" class=\"ek-link\">beta-karotenu<\/a>. Ten je d\u016fle\u017eit\u00fdm prekurzorem vitam\u00ednu A. Tato r\u00fd\u017ee byla vyvinuta kv\u016fli <strong>deficienci <a aria-label=\" (opens in a new tab)\" href=\"https:\/\/gymbeam.cz\/vitamin-a-retinol-gymbeam.html\" target=\"_blank\" rel=\"noreferrer noopener\" class=\"ek-link\">vitam\u00ednu A<\/a><\/strong> v rozvojov\u00fdch zem\u00edch. <sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[3]<\/mark><\/sup><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>V sou\u010dasnosti je nej\u010dast\u011bji p\u011bstovanou GM plodinou na sv\u011bt\u011b <strong>kuku\u0159ice<\/strong>. Pou\u017e\u00edv\u00e1 se nejen k v\u00fdrob\u011b potravin pro lidi, ale tak\u00e9 ke krmen\u00ed zv\u00ed\u0159at. V Evropsk\u00e9 unii je povoleno 58 GM plodin, z toho se p\u011bstuje pouze GM kuku\u0159ice, a to ve velmi mal\u00e9m mno\u017estv\u00ed. Dov\u00e1\u017e\u00edme v\u0161ak modifikovan\u00e1 krmiva pro <strong>hospod\u00e1\u0159sk\u00e1 zv\u00ed\u0159ata<\/strong>. V USA se p\u011bstuj\u00ed GMO ve velk\u00e9m. Je to levn\u011bj\u0161\u00ed a v\u00fdnosy jsou v\u011bt\u0161\u00ed, co\u017e op\u011bt poukazuje na pot\u0159ebu maximalizovat produkci v dob\u00e1ch, kdy se m\u011bn\u00ed klima a p\u0159ich\u00e1zej\u00ed nov\u00e9 patogeny a nov\u00fd \u0161k\u016fdci napadaj\u00edc\u00ed plodiny. <strong>Nap\u0159\u00edklad na Slovensku se v roce 2024 nep\u011bstuje \u017e\u00e1dn\u00e1 GM plodina<\/strong>. <sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[4]<\/mark><\/sup><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Nej\u010dast\u011bj\u0161\u00edmi genetick\u00fdmi modifikacemi jsou <strong>odolnost v\u016f\u010di herbicid\u016fm a endogenn\u011b produkovan\u00e9 insekticidy<\/strong>. Schopnost odol\u00e1vat post\u0159ik\u016fm, kter\u00e9 zab\u00edjej\u00ed jin\u00e9 rostliny, umo\u017e\u0148uje zvy\u0161ovat v\u00fdnosy. Schopnost rostliny produkovat pesticidn\u00ed proteiny, kter\u00e9 zab\u00edjej\u00ed hmyz, je skv\u011bl\u00e1 zabudovan\u00e1 ochrana.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1124\" height=\"749\" src=\"https:\/\/gymbeam.sk\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-11.png\" alt=\"Geneticky modifikovan\u00e9 rostliny\" class=\"wp-image-641379\" title=\"Geneticky modifikovan\u00e9 rostliny\" srcset=\"https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-11.png 1124w, https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-11-400x267.png 400w\" sizes=\"auto, (max-width: 1124px) 100vw, 1124px\" \/><\/figure>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Rizika_spojena_s_GMO\"><\/span>Rizika spojen\u00e1 s GMO<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Zm\u011bna DNA<\/h3>\n\n\n\n<p>Nejv\u011bt\u0161\u00ed obavou ve\u0159ejnosti je, \u017ee by <strong>GMO mohly po konzumaci upravit na\u0161i vlastn\u00ed DNA. To ov\u0161em nastat nem\u016f\u017ee<\/strong>. Co je jednou modifikov\u00e1no, to modifikovan\u00fdm z\u016fstane, a v\u0161e, co bylo pou\u017eito k modifikaci, se ji\u017e v hotov\u00e9m produktu nenach\u00e1z\u00ed. Ani samotn\u00e1 genetick\u00e1 informace GM plodin se <strong>nem\u016f\u017ee \u017e\u00e1dn\u00fdm zp\u016fsobem<\/strong> dostat do na\u0161\u00ed DNA. Plat\u00ed jedna d\u016fle\u017eit\u00e1 v\u011bc \u2013 zda \u200b\u200bje plodina GM nebo ne, jej\u00ed DNA se chov\u00e1 stejn\u011b. P\u0159ejde tr\u00e1vic\u00edm traktem, kde je rozlo\u017eena na z\u00e1kladn\u00ed stavebn\u00ed bloky. <strong>Rozpadne se<\/strong> na men\u0161\u00ed oligonukleotidy, kter\u00e9 mohou b\u00fdt v t\u011ble vyu\u017eity na n\u011bco jin\u00e9ho. <mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\"><sup>[5]<\/sup><\/mark><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">2. Cry a Bt proteiny<\/h3>\n\n\n\n<p>M\u00e9n\u011b zn\u00e1m\u00fdm rizikem, kter\u00e9 re\u00e1ln\u011b vypl\u00fdv\u00e1 z GM plodin, je p\u0159\u00edtomnost <strong>Cry a Bt protein\u016f<\/strong>. Tyto proteiny maj\u00ed \u00fa\u010dinkovat <strong>v\u00fdhradn\u011b v\u016f\u010di hmyzu<\/strong>, kter\u00fd by cht\u011bl dan\u00e9 plodiny napadat. Nejnov\u011bj\u0161\u00ed data v\u0161ak ukazuj\u00ed, \u017ee tyto proteiny zp\u016fsobuj\u00ed u hospod\u00e1\u0159sk\u00fdch zv\u00ed\u0159at krmen\u00fdch GM kuku\u0159ic\u00ed a s\u00f3jou <strong>z\u00e1n\u011btlivou reakci<\/strong> a zm\u011bny n\u011bkter\u00fdch vnit\u0159n\u00edch org\u00e1n\u016f. <sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[6]<\/mark><\/sup><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">3. Agresivn\u00ed post\u0159iky<\/h3>\n\n\n\n<p>Velk\u00fdm rizikem je i <strong>pou\u017e\u00edv\u00e1n\u00ed agresivn\u00edch post\u0159ik\u016f<\/strong>, v\u016f\u010di nim\u017e jsou GM plodiny odoln\u00e9. Tyto post\u0159iky maj\u00ed za \u00fakol likvidovat rostliny, kter\u00e9 jsou na poli ne\u017e\u00e1douc\u00ed. Nej\u010dast\u011bji pou\u017e\u00edvan\u00fdm je <strong>Round Up<\/strong> spole\u010dnosti Monsanto, kter\u00fd obsahuje <strong>glyfos\u00e1t<\/strong>. Ten se nach\u00e1z\u00ed tak\u00e9 v hotov\u00e9m produktu a zvy\u0161uje riziko vzniku <strong>rakoviny<\/strong>. <sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[7]<\/mark><\/sup><\/p>\n\n\n\n<p>Je v\u0161ak d\u016fle\u017eit\u00e9 zopakovat, \u017ee na na\u0161em \u00fazem\u00ed se GM plodiny, kter\u00e9 jsou odoln\u00e9 v\u016f\u010di pesticid\u016fm a herbicid\u016fm, <strong>nep\u011bstuj\u00ed<\/strong>. Dov\u00e1\u017e\u00ed se v\u0161ak kuku\u0159ice ke krmen\u00ed hospod\u00e1\u0159sk\u00fdch zv\u00ed\u0159at. V r\u00e1mci EU je p\u011bstov\u00e1na jedna GM plodina &#8211; kuku\u0159ice MON 810. <sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[8]<\/mark><\/sup><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>GM rostliny, ve kter\u00fdch byla modifikace za \u00fa\u010delem <strong>zv\u00fd\u0161en\u00ed nutri\u010dn\u00ed hodnoty<\/strong> (nap\u0159. zlat\u00e1 r\u00fd\u017ee), ale nenach\u00e1z\u00ed se v nich \u017e\u00e1dn\u00e1 \u00faprava pro odolnost v\u016f\u010di \u0161k\u016fdc\u016fm, by teoreticky nem\u011bly m\u00edt <strong>\u017e\u00e1dn\u00fd negativn\u00ed dopad<\/strong> na lidsk\u00e9 zdrav\u00ed. Zlat\u00e1 r\u00fd\u017ee se p\u011bstuje ve v\u00edce zem\u00edch sv\u011bta a <strong>je bezpe\u010dn\u00e1 ke konzumaci<\/strong>.<strong> <\/strong><sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[3]<\/mark><\/sup><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Navzdory zn\u00e1m\u00fdm rizik\u016fm se <strong>v\u00edce ne\u017e 3000 studi\u00ed a 284 instituc\u00ed<\/strong> na cel\u00e9m sv\u011bt\u011b shoduje, \u017ee GMO jsou stejn\u011b bezpe\u010dn\u00e9 jako b\u011b\u017en\u011b komer\u010dn\u011b p\u011bstovan\u00e9 plodiny a z ekonomick\u00e9ho a nutri\u010dn\u00edho hlediska mohou m\u00edt v\u00edce benefit\u016f. <sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[9]<\/mark><\/sup><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1124\" height=\"749\" src=\"https:\/\/gymbeam.sk\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-12.png\" alt=\"Geneticky modifikovan\u00e9 organismy\" class=\"wp-image-641395\" title=\"Geneticky modifikovan\u00e9 organismy\" srcset=\"https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-12.png 1124w, https:\/\/gymbeam.com\/blog\/wp-content\/uploads\/2024\/11\/foto-clanek-12-400x267.png 400w\" sizes=\"auto, (max-width: 1124px) 100vw, 1124px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Benefity_GMO\"><\/span>Benefity GMO<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1. Obrovsk\u00fd v\u00fdznam ve v\u011bd\u011b a v\u00fdzkumu<\/h3>\n\n\n\n<p>Nejv\u011bt\u0161\u00edm benefitem GMO je jejich <strong>nepostradateln\u00e1 role<\/strong> ve v\u00fdzkumu. Jen d\u00edky GMO m\u016f\u017eeme testovat nov\u00e9 l\u00e9\u010debn\u00e9 metody na ta nejhor\u0161\u00ed onemocn\u011bn\u00ed, jak\u00fdm je nap\u0159\u00edklad rakovina. Jen d\u00edky GMO dok\u00e1\u017eeme produkovat <strong>nov\u00e9 terapeutick\u00e9 proteiny<\/strong> s potenci\u00e1lem l\u00e9\u010dit infekce efektivn\u011b a specificky. Bez GMO by na\u0161e poznatky o biologii a zdrav\u00ed nebyly v takov\u00e9 podob\u011b, v jak\u00e9 jsou dnes. GMO ve v\u011bd\u011b je v\u0161ak <strong>nejm\u00e9n\u011b rizikov\u00e9<\/strong>. A\u0165 jde o GM bakterie, kvasinky, rostliny nebo my\u0161i, plat\u00ed p\u0159i jejich pr\u00e1ci p\u0159\u00edsn\u00e1 pravidla a po ukon\u010den\u00ed experiment\u016f jsou <strong>v\u0161echny GMO zlikvidov\u00e1ny<\/strong>.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">2. Vysok\u00e1 odolnost v\u016f\u010di \u0161k\u016fdc\u016fm<\/h3>\n\n\n\n<p>Benefity GM plodin jsou zejm\u00e9na jejich <strong>vysok\u00e1 odolnost<\/strong> v\u016f\u010di herbicid\u016fm a \u0161k\u016fdc\u016fm. V dob\u011b neust\u00e1le se zvy\u0161uj\u00edc\u00ed pot\u0159eby produkce potravin pro nar\u016fstaj\u00edc\u00ed po\u010det lid\u00ed na na\u0161\u00ed planet\u011b jsou GM plodiny jednou z mo\u017enost\u00ed, jak efektivn\u011b a levn\u011b nav\u00fd\u0161it tuto produkci. Zm\u011bna klimatu p\u0159in\u00e1\u0161\u00ed nov\u00e9 v\u00fdzvy, a proto m\u016f\u017eeme p\u0159edpokl\u00e1dat, \u017ee GM plodiny se stanou t\u00edm, co zajist\u00ed dostate\u010dnou produkci potravin v budoucnosti.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p><strong>Je v\u0161ak t\u0159eba d\u00e1vat d\u016fraz i na rizika<\/strong> zm\u00edn\u011bn\u00e1 v\u00fd\u0161e a vytv\u00e1\u0159et takov\u00e9 plodiny, kter\u00e9 budou odoln\u00e9, ale jejich dopad na zdrav\u00ed po konzumaci bude minimalizov\u00e1n.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>Jak pozn\u00e1me, \u017ee potravina obsahuje GMO? V EU je platn\u00e1 regulace, kter\u00e1 \u0159\u00edk\u00e1, \u017ee ka\u017ed\u00fd produkt obsahuj\u00edc\u00ed GMO mus\u00ed b\u00fdt ozna\u010den takto: <strong>&#8220;Tento produkt obsahuje geneticky modifikovan\u00e9 organismy&#8221;<\/strong>. Pokud byly pro v\u00fdrobu produktu pou\u017eity suroviny poch\u00e1zej\u00edc\u00ed z GMO, mus\u00ed b\u00fdt tato skute\u010dnost uvedena ve slo\u017een\u00ed produktu. V\u00fdjimkou jsou produkty, ve kter\u00fdch GMO p\u0159edstavuje m\u00e9n\u011b ne\u017e 0,9 % celkov\u00e9ho produktu a farmaceutika. <sup><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-orange-color\">[10]<\/mark><\/sup><\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nepochopeni_GMO_vyvolava_strach\"><\/span>Nepochopen\u00ed GMO vyvol\u00e1v\u00e1 strach<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Laick\u00e1 ve\u0159ejnost m\u00e1 opr\u00e1vn\u011bn\u011b strach z toho, \u010demu nerozum\u00ed. Faktem z\u016fst\u00e1v\u00e1 i to, \u017ee o velk\u00e9m po\u010dtu gen\u016f nem\u00e1me dostatek informac\u00ed. GMO, kter\u00e9 se pou\u017e\u00edvaj\u00ed ve v\u00fdzkumu nebo byly ur\u010deny k produkci, pro\u0161ly lety v\u00fdzkumu, aby bylo zaji\u0161t\u011bno, \u017ee v\u00edme p\u0159esn\u011b, jak\u00e1 modifikace byla provedena a co dan\u00e1 modifikace d\u011bl\u00e1. Upravit jednoduchou bakterii je z praktick\u00e9ho hlediska n\u00e1ro\u010dn\u00e9. Upravit rostlinu? To vy\u017eaduje roky pr\u00e1ce.<\/p>\n\n\n\n<div style=\"height:20px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<p>A\u0165 se n\u00e1m to l\u00edb\u00ed nebo ne, GMO p\u0159edstavuj\u00ed nezbytn\u00fd krok nejen ve v\u011bd\u011b a v\u00fdzkumu, ale tak\u00e9 ve snaze nakrmit neust\u00e1le nar\u016fstaj\u00edc\u00ed po\u010det lid\u00ed na planet\u011b, kter\u00e1 proch\u00e1z\u00ed velk\u00fdmi zm\u011bnami. Je v\u0161ak t\u0159eba db\u00e1t na <strong>d\u016fkladn\u00e9 zkoum\u00e1n\u00ed rizik a vliv\u016f<\/strong> GMO na lidsk\u00e9 zdrav\u00ed a ekosyst\u00e9m.<\/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\"><a href=\"https:\/\/gymbeam.com\/healthy-food\" target=\"_blank\" class=\"category-button\">\n\t<span class=\"label\">\n\t\tHealthy food\t<\/span>\n\t<svg class=\"icon-cart\" focusable=\"false\">\n\t\t<use xlink:href=\"#icon-cart\"><\/use>\n\t<\/svg>\n<\/a><\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\"><a href=\"https:\/\/gymbeam.com\/grains-and-cereals\" target=\"_blank\" class=\"category-button\">\n\t<span class=\"label\">\n\t\tGrains and cereals\t<\/span>\n\t<svg class=\"icon-cart\" focusable=\"false\">\n\t\t<use xlink:href=\"#icon-cart\"><\/use>\n\t<\/svg>\n<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Zkratka GMO, pod kterou se ukr\u00fdvaj\u00ed geneticky modifikovan\u00e9 organismy, bud\u00ed v potravin\u00e1\u0159sk\u00e9m pr\u016fmyslu \u010dasto vlnu v\u00e1\u0161n\u00ed. Co ale GMO vlastn\u011b je, jak\u00e9 benefity p\u0159in\u00e1\u0161\u00ed a pro\u010d vyvol\u00e1v\u00e1 strach, to si pov\u00edme v dne\u0161n\u00edm \u010dl\u00e1nku.<\/p>\n","protected":false},"author":239,"featured_media":641431,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_editorskit_title_hidden":false,"_editorskit_reading_time":0,"_editorskit_is_block_options_detached":false,"_editorskit_block_options_position":"{}","footnotes":""},"categories":[32],"tags":[7353,7623,7635],"filter_section":[],"filter_attribute":[],"class_list":{"0":"post-641861","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-navody-a-tipy","8":"tag-strava-cs","9":"tag-zdravi","10":"tag-zdravy-zivotni-styl","11":"h-entry","12":"hentry"},"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>GMO potraviny: Sp\u00e1sa, nebo hrozba? - GymBeam Blog<\/title>\n<meta name=\"description\" content=\"Co jsou vlastn\u011b GMO potraviny? 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