{"id":145722,"date":"2016-10-03T12:48:31","date_gmt":"2016-10-03T10:48:31","guid":{"rendered":"http:\/\/hudo.com\/si\/?p=145722"},"modified":"2016-10-03T12:48:31","modified_gmt":"2016-10-03T10:48:31","slug":"odkritje-kako-celica-pozre-samo-sebe-japoncu-prineslo-nobelovo-nagrado","status":"publish","type":"post","link":"https:\/\/hudo.com\/si\/aktualno\/odkritje-kako-celica-pozre-samo-sebe-japoncu-prineslo-nobelovo-nagrado\/","title":{"rendered":"Odkritje, kako celica po\u017ere samo sebe, Japoncu prineslo Nobelovo nagrado"},"content":{"rendered":"<p>Beseda &#8220;avtofagija&#8221; izvira iz gr\u0161kih besed &#8220;avto&#8221;, kar pomeni &#8220;sam oz. sebe&#8221; in fagein, kar pomeni &#8220;jesti&#8221;. Tako avtofagija pomeni &#8220;jesti samega sebe&#8221;. Koncept avtofagije se je pojavil v 60. letih prej\u0161njega stoletja, ko so znanstveniki prvi\u010d opazovali, kako lahko celica uni\u010di svoje lastne dele, ko jih obda z membrano in na ta na\u010din oblikuje nekak\u0161en me\u0161i\u010dek, ki ga potem po\u0161lje v &#8220;recikla\u017eo&#8221; v lizosom, kjer se razgradi.<\/p>\n<p>Ta pojav je bilo zelo te\u017eko opazovati in preu\u010devati, zato je bilo dotlej tudi zelo malo znanega o tem. Vse do odli\u010dnih eksperimentov Yoshinorija Ohsumija, ki je uporabil navaden pekovski kvas za identifikacijo genov, ki so potrebni za avtofagijo. Zatem je na tem primeru razjasnil mehanizem avtofagije v kvasovkah in pokazal, da podobni mehanizmi potekajo tudi v \u010dlove\u0161kih celicah.<\/p>\n<p>Ohsumijeva odkritja so vodila v nova razumevanja mehanizmov, kako celica reciklira svojo lastno vsebino. Odprle so se poti do razumevanja pomena avtofagije za \u0161tevilne fiziolo\u0161ke procese, na primer prilagoditev na pomanjkanje hrane ali pa odziv na infekcijo. Mutacije v genih za avtofagijo lahko povzro\u010dijo bolezni, procesi avtofagije pa so pomembni tudi v \u0161tevilnih bolezenskih stanjih, npr. pri raku ali nevrolo\u0161kih boleznih, so utemeljili na institutu ob dana\u0161nji objavi leto\u0161njega Nobelovega nagrajenca za medicino.<\/p>\n<p>Ohsumi se je rodil leta 1945 v Fukuoki na Japonskem. Leta 1974 je doktoriral na univerzi v Tokiu, nato tri leta deloval na Rockefellerjevi univerzi v New Yorku, potem pa leta 1988 v Tokiu ustanovil lastno raziskovalno skupino. Od leta 2009 je tudi profesor na tokijskem Institutu za tehnologijo.<\/p>\n<p>Nobelove nagrade podeljujejo od leta 1901 iz sklada, ki ga je ustanovil \u0161vedski industrialec in izumitelj dinamita Alfred Nobel. Dobitniki bodo nagrade, vredne po osem milijonov \u0161vedskih kron oz. 831.000 evrov, prejeli na slovesnosti 10. decembra, na obletnico Nobelove smrti.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Nobelova nagrada za medicino gre letos v roke Japoncu Yoshinoriju Ohsumi za &#8220;odkritja mehanizma avtofagije, temeljnega procesa za razgradnjo in recikliranje delov celice&#8221;, je danes v Stockholmu sporo\u010dil \u0161vedski Institut Karolinska.<\/p>\n","protected":false},"author":7,"featured_media":145724,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1179],"tags":[6551,6430,1645],"source":[4511],"supertag":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Odkritje, kako celica po\u017ere samo sebe, Japoncu prineslo Nobelovo nagrado - Hudo Slovenija<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/hudo.com\/si\/aktualno\/odkritje-kako-celica-pozre-samo-sebe-japoncu-prineslo-nobelovo-nagrado\/\" \/>\n<meta property=\"og:locale\" content=\"sl_SI\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Odkritje, kako celica po\u017ere samo sebe, Japoncu prineslo Nobelovo nagrado - Hudo Slovenija\" \/>\n<meta property=\"og:description\" content=\"Nobelova nagrada za medicino gre letos v roke Japoncu Yoshinoriju Ohsumi za &quot;odkritja mehanizma avtofagije, temeljnega procesa za razgradnjo in recikliranje delov celice&quot;, je danes v Stockholmu sporo\u010dil \u0161vedski Institut Karolinska.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/hudo.com\/si\/aktualno\/odkritje-kako-celica-pozre-samo-sebe-japoncu-prineslo-nobelovo-nagrado\/\" \/>\n<meta property=\"og:site_name\" content=\"Hudo Slovenija\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/hudo.si\" \/>\n<meta property=\"article:published_time\" content=\"2016-10-03T10:48:31+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/hudo.com\/si\/wp-content\/uploads\/sites\/2\/2016\/10\/profimedia-0294312111.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1208\" \/>\n\t<meta property=\"og:image:height\" content=\"1250\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"A. 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