{"id":312664,"date":"2021-01-26T07:43:56","date_gmt":"2021-01-26T06:43:56","guid":{"rendered":"https:\/\/www.pcnen.com\/portal\/?p=312664"},"modified":"2021-01-26T07:43:56","modified_gmt":"2021-01-26T06:43:56","slug":"kako-se-obnavljaju-nase-celije","status":"publish","type":"post","link":"https:\/\/www.pcnen.com\/portal\/2021\/01\/26\/kako-se-obnavljaju-nase-celije\/","title":{"rendered":"Kako se obnavljaju na\u0161e \u0107elije"},"content":{"rendered":"<p>Duboko u nama, na \u0107elijskom nivou, tijelo je u stalnom stanju aktivnosti kako bi nas odr\u017ealo u \u017eivotu. Me\u0111u tim procesima je promet \u0107elija, odnosno zamjena \u0107elija koje umiru svje\u017eim i novim, kako se ne bismo raspali na komadi\u0107e poput zombija.<\/p>\n<p>Prema biolozima Ronu Senderu i Ronu Milu s Vajcmanovog instituta za nauku u Izraelu, na\u0161e tijelo dnevno zamijeni oko 330 milijardi \u0107elija. Tom brzinom na\u0161e tijelo svake sekunde stvara vi\u0161e od 3,8 miliona novih \u0107elija, prenosi portal net.hr.<\/p>\n<p>Ve\u0107ina od toga su \u0107elije krvi, a slijede ih \u0107elije u crijevima. Manje od 2% zamjene \u0107elija je sve ostalo.<\/p>\n<p>Uobi\u010dajeni je mit da na\u0161e tijelo svakih sedam godina potpuno obnavlja sve svoje \u0107elije. Stvarnost je puno slo\u017eenija. Neke \u0107elije \u017eive samo nekoliko dana, dok su druge, poput neurona u malom mozgu i lipida u o\u010dima, ograni\u010dene \u017eivotnim vijekom doma\u0107ina.<\/p>\n<p>Nau\u010dnici su svoje prora\u010dune temeljili na standardnoj referentnoj osobi: zdravom mu\u0161karcu u dobi od 20 do 30 godina, te\u0161kom 70 kilograma i visokom 170 centimetara. Zatim su za procjenu stope prometa \u0107elija uklju\u010dili svaku vrstu \u0107elija koja \u010dini vi\u0161e od 0,1 posto ukupne \u0107elijske populacije.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Prema novoj studiji, ljudsko tijelo dnevno zamijeni oko 330 milijardi \u0107elija, a ve\u0107ina njih su \u0107elije krvi.<\/p>\n","protected":false},"author":1,"featured_media":312665,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","inline_featured_image":false,"footnotes":""},"categories":[8],"tags":[],"class_list":["post-312664","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-svastara"],"_links":{"self":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/312664","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/comments?post=312664"}],"version-history":[{"count":2,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/312664\/revisions"}],"predecessor-version":[{"id":312674,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/posts\/312664\/revisions\/312674"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/media\/312665"}],"wp:attachment":[{"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/media?parent=312664"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/categories?post=312664"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.pcnen.com\/portal\/wp-json\/wp\/v2\/tags?post=312664"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}