{"id":23933,"date":"2023-04-10T09:29:55","date_gmt":"2023-04-10T09:29:55","guid":{"rendered":"https:\/\/test.otpor.media\/index.php\/2023\/04\/10\/https-otpor-media-stize-bakterija-koja-pomaze-pri-unistavanju-tumora\/"},"modified":"2023-04-10T09:29:55","modified_gmt":"2023-04-10T09:29:55","slug":"https-otpor-media-stize-bakterija-koja-pomaze-pri-unistavanju-tumora","status":"publish","type":"post","link":"https:\/\/otpor.media\/?p=23933","title":{"rendered":"Sti\u017ee bakterija koja poma\u017ee pri uni\u0161tavanju tumora"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Kineski znanstvenici razvili su implantabilnu i samopunjivu bateriju koja poma\u017ee pri uni\u0161tenju tumorskih stanica, tako da regulira mikrookru\u017eenje koje potpoma\u017ee rast tumora.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Studija je objavljena u subotu u stru\u010dnome \u010dasopisu Science Advances i poja\u0161njava rad baterije koja je u kombinaciji s prolijekom tirapazaminom uspjela smanjiti volumen tumora za prosje\u010dno 90 posto u roku od dva tjedna, eliminirav\u0161i tumore u \u010detiri od pet laboratorijskih mi\u0161eva.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tirapazamin je eksperimentalni bioreduktivni lijek protiv raka koji se aktivira na toksi\u010dnom radikalu samo pri vrlo niskim razinama kisika (hipoksije), a prolijek je biolo\u0161ki neaktivna supstanca sve dok ne dospije u organizam gdje se putem metabolizma pretvara u biolo\u0161ki aktivan lijek.<\/p>\n\n\n\n<p class=\"has-text-align-center has-luminous-vivid-orange-color has-text-color wp-block-paragraph\"><strong>U tumoru reguliraju i sadr\u017eaj kisika<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tim istra\u017eiva\u010da sa Sveu\u010dili\u0161ta Fudan dizajnirao je implantabilni ure\u0111aj koji se sastoji od biokompatibilnog poliimida na bazi karbonila i metalnog cinka. Takva baterija uspijeva formirati ciklus pra\u017enjenja i samopunjenja te omogu\u0107uje da se u tumorima mi\u0161eva kisik tro\u0161i ravnomjerno. Na taj se na\u010din u tumoru reguliraju i sadr\u017eaj kisika i pH razina.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Studija je pokazala da baterija optimizira u\u010dinak tirapazamina kada je posrijedi uni\u0161tenje tumora kod mi\u0161eva. Naime, ovaj prolijek koristi stanje tumora osiroma\u0161eno kisikom da bi selektivno uni\u0161tavao hipoksi\u010dne stanice, odnosno one s manjkom kisika. Istra\u017eivanje je pokazalo i da se baterija mo\u017ee koristiti kao u\u010dinkovit regulator mikrookru\u017eenja tumora za antitumorsku terapiju, rekao je Zhang Fan, profesor na Sveu\u010dili\u0161tu Fudan i jedan od autora studije.<\/p>\n\n\n\n<p class=\"has-text-align-center has-luminous-vivid-orange-color has-text-color wp-block-paragraph\"><strong>Sigurnost bakterije<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Znanstvenici isti\u010du da za vrijeme istra\u017eivanja nisu uo\u010dene abnormalne promjene u tjelesnoj te\u017eini, ni na ko\u017ei ili glavnim organima mi\u0161eva, \u0161to ukazuje na sigurnost baterije u in-vivo laboratorijskom istra\u017eivanju.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&#8220;Ovaj rad je kombinirana studija koja koristi tehnologiju baterija i bioterapiju. Ne samo da je rije\u010d o novoj metodi lije\u010denja tumora, ve\u0107 je stvoren i presedan za baterije u biomedicinskoj primjeni&#8221;, rekao je Xia Yongyao, profesor na Fudanu i jedan od autora studije.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>OTPOR<sup>.Media<\/sup><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kineski znanstvenici razvili su implantabilnu i samopunjivu bateriju koja poma\u017ee pri uni\u0161tenju tumorskih stanica, tako da regulira mikrookru\u017eenje koje potpoma\u017ee rast tumora. Studija je objavljena u subotu u stru\u010dnome \u010dasopisu Science Advances i poja\u0161njava rad baterije koja je u kombinaciji s prolijekom tirapazaminom uspjela smanjiti volumen tumora za prosje\u010dno 90 posto u roku od dva [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":23934,"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":[1],"tags":[],"class_list":["post-23933","post","type-post","status-publish","format-standard","has-post-thumbnail","category-uncategorized"],"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>Sti\u017ee bakterija koja poma\u017ee pri uni\u0161tavanju tumora - 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=23933\" \/>\n<meta property=\"og:locale\" content=\"hr_HR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Sti\u017ee bakterija koja poma\u017ee pri uni\u0161tavanju tumora\" \/>\n<meta property=\"og:description\" content=\"Kineski znanstvenici razvili su implantabilnu i samopunjivu bateriju koja poma\u017ee pri uni\u0161tenju tumorskih stanica, tako da regulira mikrookru\u017eenje koje potpoma\u017ee rast tumora. Studija je objavljena u subotu u stru\u010dnome \u010dasopisu Science Advances i poja\u0161njava rad baterije koja je u kombinaciji s prolijekom tirapazaminom uspjela smanjiti volumen tumora za prosje\u010dno 90 posto u roku od dva [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/otpor.media\/?p=23933\" \/>\n<meta property=\"og:site_name\" content=\"OTPOR.Media\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/otpor.media\" \/>\n<meta property=\"article:published_time\" content=\"2023-04-10T09:29:55+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/i0.wp.com\/otpor.media\/wp-content\/uploads\/2024\/07\/znanost-10423.jpg?fit=871%2C476&ssl=1\" \/>\n\t<meta property=\"og:image:width\" content=\"871\" \/>\n\t<meta property=\"og:image:height\" content=\"476\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"otpormedia\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisao\/la\" \/>\n\t<meta name=\"twitter:data1\" content=\"otpormedia\" \/>\n\t<meta name=\"twitter:label2\" content=\"Procijenjeno vrijeme \u010ditanja\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/otpor.media\\\/?p=23933#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/otpor.media\\\/?p=23933\"},\"author\":{\"name\":\"otpormedia\",\"@id\":\"https:\\\/\\\/otpor.media\\\/#\\\/schema\\\/person\\\/a274232a44e6bceb3b5681f0fe2474ab\"},\"headline\":\"Sti\u017ee bakterija koja poma\u017ee pri uni\u0161tavanju tumora\",\"datePublished\":\"2023-04-10T09:29:55+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/otpor.media\\\/?p=23933\"},\"wordCount\":356,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\\\/\\\/otpor.media\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/otpor.media\\\/?p=23933#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/otpor.media\\\/wp-content\\\/uploads\\\/2024\\\/07\\\/znanost-10423.jpg\",\"articleSection\":[\"Uncategorized\"],\"inLanguage\":\"hr\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\\\/\\\/otpor.media\\\/?p=23933#respond\"]}],\"copyrightYear\":\"2023\",\"copyrightHolder\":{\"@id\":\"https:\\\/\\\/otpor.media\\\/#organization\"}},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/otpor.media\\\/?p=23933\",\"url\":\"https:\\\/\\\/otpor.media\\\/?p=23933\",\"name\":\"Sti\u017ee bakterija koja poma\u017ee pri uni\u0161tavanju tumora - 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