{"id":72693,"date":"2020-11-04T14:26:12","date_gmt":"2020-11-04T14:26:12","guid":{"rendered":"http:\/\/humanitasnet-new.local\/malattie\/kobalt\/"},"modified":"2025-01-13T03:16:07","modified_gmt":"2025-01-13T03:16:07","slug":"kobalt","status":"publish","type":"disease","link":"https:\/\/humanitas-net.humweb.webiz.team\/sl\/diseases\/kobalt\/","title":{"rendered":"Kobalt"},"content":{"rendered":"<h2 id=\"kaj-je-kobalt\">Kaj je kobalt?<\/h2>\n<p>Kobalt je element v sledeh, ki je v telesu prisoten v majhnih koli\u010dinah (pribli\u017eno 1 miligram). Je aktivno sredi\u0161\u010de koencimov, imenovanih kobalamini, bistven prehranski mineral v sledeh za vse \u017eivali in aktivno hranilo za bakterije, alge in glive. Kobalt sodeluje tudi v Krebsovem ciklu, ki je odvisen od biotina, procesu, ki ga telo uporablja za razgradnjo sladkorjev in njihovo spreminjanje v energijo. Ne \u0161teje se za bistveno kot lo\u010deno hranilo, saj je potreben predvsem kot del B12, ki je sam po sebi nujen.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"kaksna-je-funkcija-kobalta\">Kak\u0161na je funkcija kobalta?<\/h2>\n<p>Kobalt je sestavni del vitamina B12 in je zato klju\u010dnega pomena za delovanje celic. Kobalt sodeluje tudi pri proizvodnji rde\u010dih krvnih celic in proizvodnji antibakterijskih in protivirusnih spojin, ki prepre\u010dujejo oku\u017ebe. Klju\u010dno vlogo igra tudi pri presnovi ma\u0161\u010dob in ogljikovih hidratov, pa tudi pri sintezi beljakovin in pretvorbi folatov v njihovo aktivno obliko. V \u017eiv\u010dnem sistemu je kobalt odgovoren za prepre\u010devanje demielinacije, kar je stanje, ki ima za posledico po\u0161kodbo membrane, ki pokriva \u017eiv\u010dna vlakna v mo\u017eganih in hrbtenja\u010di. Tak\u0161na preventiva zagotavlja nadaljevanje u\u010dinkovitega prenosa \u017eiv\u010dnih impulzov.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"katera-zivila-so-bogata-s-kobaltom\">Katera \u017eivila so bogata s kobaltom?<\/h2>\n<p>Kobalt je prisoten v \u017eivilih, kot so jetra, ledvice, meso, ostrige, \u0161koljke, ribe, mleko, fermentirani izdelki iz soje in pivo. Nekaj \u200b\u200bmajhnih koli\u010din kobalta je na voljo tudi v dolo\u010deni zelenjavi, kot so solata, zelje, \u0161pina\u010da, fige in stro\u010dnice. \u017divila, bogata z vitaminom B-12, so edini vir kobalta, ki ga telo aktivno uporablja.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"kaksna-je-priporocena-dnevna-zahteva-po-kobaltu\">Kak\u0161na je priporo\u010dena dnevna zahteva po kobaltu?<\/h2>\n<p>Obi\u010dajno je priporo\u010deni dnevni vnos za odraslo osebo med 5 in 8 mg kobalta na dan. Po potrebi je najbolje, da se dodatki kobalta jemljejo v obliki vitamina B-12. \u017denske, ki so nose\u010de ali dojijo, se morajo pred jemanjem kakr\u0161nih koli mineralnih dopolnil vedno posvetovati z zdravnikom, da prepre\u010dijo \u0161kodo sebi in dojen\u010dkom.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"kaksne-so-posledice-pomanjkanja-kobalta\">Kak\u0161ne so posledice pomanjkanja kobalta?<\/h2>\n<p>Pomanjkanje kobalta je povezano s pomanjkanjem vitamina B12. Ena najbolj o\u010ditnih posledic je perniciozna anemija, ki je motnja, za katero so zna\u010dilni simptomi, kot so utrujenost, \u0161ibkost, odrevenelost in mravljin\u010denje v rokah in nogah, slabost, huj\u0161anje, zmedenost in glavoboli. \u010ce simptomi trajajo dlje \u010dasa, lahko pomanjkanje kobalta povzro\u010di nevrolo\u0161ke motnje, po\u0161kodbe \u017eivcev, izgubo spomina, spremembe razpolo\u017eenja in psihozo. V najslab\u0161em primeru je lahko usoden.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"kaksne-so-posledice-prekomernega-vnosa-kobalta\">Kak\u0161ne so posledice prekomernega vnosa kobalta?<\/h2>\n<p>Prekomerni vnos kobalta lahko povzro\u010di te\u017eave s srcem, vklju\u010dno s kongestivnim sr\u010dnim popu\u0161\u010danjem. Prav tako lahko privede do \u010dezmerne proizvodnje rde\u010dih krvnih celic (policitemije), s pove\u010danim tveganjem za nastanek krvnih strdkov in mo\u017egansko kap. Visoka vsebnost kobalta lahko povzro\u010di nastanek goiterja (pove\u010danje \u0161\u010ditnice) in zmanj\u0161a celotno delovanje \u0161\u010ditnice. Povzro\u010di lahko tudi hiperglikemijo, kar je stanje, ki vklju\u010duje pove\u010dano raven sladkorja v krvi.<\/p>\n<p>&nbsp;<\/p>\n<h2 id=\"je-koristno-jemati-kobalt-v-obliki-dodatkov-in-prehranskih-dopolnil\">Je koristno jemati kobalt v obliki dodatkov in prehranskih dopolnil?<\/h2>\n<p>Kobalt se lahko predpi\u0161e v obliki vitamina B12 za zdravljenje perniciozne anemije. Na splo\u0161no pa se je za zajam\u010dene zadostne koli\u010dine najbolje zanesti na zdravo in uravnote\u017eeno prehrano.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-72693","disease","type-disease","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Kobalt - Humanitas.net<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Kobalt - Humanitas.net\" \/>\n<meta property=\"og:description\" content=\"Kaj je kobalt? Kobalt je element v sledeh, ki je v telesu prisoten v majhnih koli\u010dinah (pribli\u017eno 1 miligram). 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