{"id":16720,"date":"2021-05-31T09:06:54","date_gmt":"2021-05-31T09:06:54","guid":{"rendered":"https:\/\/test.otpor.media\/index.php\/2021\/05\/31\/https-otpor-media-video-laboratorijski-uzgojena-mini-srca-kucaju-kao-prava\/"},"modified":"2021-05-31T09:06:54","modified_gmt":"2021-05-31T09:06:54","slug":"https-otpor-media-video-laboratorijski-uzgojena-mini-srca-kucaju-kao-prava","status":"publish","type":"post","link":"https:\/\/otpor.media\/?p=16720","title":{"rendered":"VIDEO: Laboratorijski uzgojena mini srca kucaju kao prava"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Znanstvenici su koristili mati\u010dne stanice za uzgoj mini srca koja kucaju kao srca ljudskog embrija starog 25 dana.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ljudsko srce je vrlo kompleksan organ koji se sastoji od vi\u0161e komora, ventila i tkiva, \u0161to ga ubraja me\u0111u najte\u017ee organe za modeliranje. Znanstvenici Sveu\u010dili\u0161ta Michigan State uspjeli su u laboratoriju uzgojiti minijaturna ljudska srca od mati\u010dnih stanica s pulsiraju\u0107om komorom koja opona\u0161a kucanje srca ljudskog embrija starog 25 dana.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ovo srce koje nazivaju kardioid, veli\u010dine je sjemenke sezama i ima \u0161uplju komoru koja otkucava 60 do 100 puta u minuti &#8211; jednakom brzinom kao i ljudski embrij u ovoj fazi razvoja, kao \u0161to mo\u017eete vidjeti u ovom videu.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\nhttps:\/\/youtu.be\/dCbZBOn6k2w\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Znanstvenici se nadaju da \u0107e analizirati kardioide kako bi otkrili kako se srce razvija u maternici, ali i druge znanstvene misteriozne stvari poput toga za\u0161to se srca beba ne o\u017eiljavaju nakon sr\u010danog udara.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Umjesto da koriste stanice mi\u0161eva, znanstvenici su programirali ljudske pluripotentne mati\u010dne stanice koje imaju sposobnost samoobnavljanja dijeljenjem i dio su embrija.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Te se mati\u010dne stanice tako\u0111er mogu transformirati u razli\u010dite vrste tkiva, \u0161to je omogu\u0107ilo istra\u017eiva\u010dima da razviju tri sloja tkiva koja se nalaze u zidovima sr\u010dane komore.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tada su pluripotentne mati\u010dne stanice smje\u0161tene u koncentracije hranjivih sastojaka kako bi aktivirale rast stanica i kroz samo tjedan dana su se organizirale u strukturu nalik na onu u 25-dnevnom embriju s jednom sr\u010danom komorom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Vode\u0107i autor ovog istra\u017eivanja Sasha Mendjan, biolog mati\u010dnih stanica s Instituta za molekularnu biotehnologiju Austrijske akademije znanosti, planira koristiti kardioide kako bi saznao vi\u0161e o tome kako se razvijaju sr\u010dani problemi kod beba poput uro\u0111enih sr\u010danih mana i smrti sr\u010danih stanica nakon sr\u010danog udara, a sljede\u0107i korak u istra\u017eivanju je da mini srca pumpaju krv spojena na krvo\u017eilne mre\u017ee.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span class=\"has-inline-color has-luminous-vivid-amber-color\"><a href=\"https:\/\/www.vidi.hr\/Zdravlje\/VIDEO-Laboratorijski-uzgojena-mini-srca-kucaju-kao-prava\" data-type=\"URL\" data-id=\"https:\/\/www.vidi.hr\/Zdravlje\/VIDEO-Laboratorijski-uzgojena-mini-srca-kucaju-kao-prava\" target=\"_blank\" rel=\"noreferrer noopener\">Vidi.hr<\/a><\/span><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Znanstvenici su koristili mati\u010dne stanice za uzgoj mini srca koja kucaju kao srca ljudskog embrija starog 25 dana. Ljudsko srce je vrlo kompleksan organ koji se sastoji od vi\u0161e komora, ventila i tkiva, \u0161to ga ubraja me\u0111u najte\u017ee organe za modeliranje. Znanstvenici Sveu\u010dili\u0161ta Michigan State uspjeli su u laboratoriju uzgojiti minijaturna ljudska srca od mati\u010dnih [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3916,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"iawp_total_views":0,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[163],"tags":[],"class_list":["post-16720","post","type-post","status-publish","format-standard","has-post-thumbnail","category-revolucijska-znanost"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v28.5) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>VIDEO: Laboratorijski uzgojena mini srca kucaju kao prava - OTPOR.Media<\/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:\/\/otpor.media\/?p=16720\" \/>\n<meta property=\"og:locale\" content=\"hr_HR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"VIDEO: Laboratorijski uzgojena mini srca kucaju kao prava\" \/>\n<meta property=\"og:description\" content=\"Znanstvenici su koristili mati\u010dne stanice za uzgoj mini srca koja kucaju kao srca ljudskog embrija starog 25 dana. Ljudsko srce je vrlo kompleksan organ koji se sastoji od vi\u0161e komora, ventila i tkiva, \u0161to ga ubraja me\u0111u najte\u017ee organe za modeliranje. 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