{"id":38344,"date":"2019-11-16T03:20:15","date_gmt":"2019-11-16T00:20:15","guid":{"rendered":"https:\/\/bilimvegelecek.com.tr\/?p=38344"},"modified":"2019-11-15T17:20:02","modified_gmt":"2019-11-15T14:20:02","slug":"kaplumbaga-fosilleri-ile-yapilan-calismalar-kanserin-en-eski-orneklerinden-birini-ortaya-cikardi","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2019\/11\/16\/kaplumbaga-fosilleri-ile-yapilan-calismalar-kanserin-en-eski-orneklerinden-birini-ortaya-cikardi","title":{"rendered":"Kaplumba\u011fa fosilleri ile yap\u0131lan \u00e7al\u0131\u015fmalar, kanserin en eski \u00f6rneklerinden birini ortaya \u00e7\u0131kard\u0131"},"content":{"rendered":"

Kaplumba\u011falar\u0131n soyu t\u00fckenmi\u015f bir t\u00fcr\u00fcn\u00fcn fosilleri \u00fczerinde yap\u0131lan yeni \u00e7al\u0131\u015fmada, kemik kanserine rastland\u0131. 240 milyon y\u0131l \u00f6nce ya\u015fad\u0131\u011f\u0131 d\u00fc\u015f\u00fcn\u00fclen bu t\u00fcre ait fosilde g\u00f6zlenen kanserle\u015fme, \u015fimdiye kadarki en eski kanserle\u015fme \u00f6rne\u011fi olabilir. Triyas d\u00f6nemine tarihlenen bu fosil buluntusunda rastlanan bu kemik kanseri \u00f6rne\u011fi, JAMA Oncology portal\u0131nda yay\u0131mlanan rapor ile duyuruldu.<\/p>\n

Pappochelys rosinae kaplumba\u011fas\u0131na ait uyluk kemi\u011fi fosilleri, 2013 y\u0131l\u0131nda Almanya\u2019da bulundu. Kaplumba\u011fa fosilleri yak\u0131n zamanda, detayl\u0131 ve 3 boyutlu bir g\u00f6r\u00fcnt\u00fc elde edilmesini sa\u011flayan mikro CT analizleriyle incelendi.<\/p>\n

\"\"
Kaplumba\u011fa kemikleri \u00fczerindeki kanserle\u015fme<\/figcaption><\/figure>\n

Berlin\u2019de bulunan Tabiat Tarihi M\u00fczesi\u2019nde \u00e7al\u0131\u015fma y\u00fcr\u00fcten paleontolog Yara Haridy, \u00e7al\u0131\u015fmaya ili\u015fkin a\u00e7\u0131klamalarda bulunarak, \u201cFosil \u00fczerinde yap\u0131lan \u00e7al\u0131\u015fmalarda kemiklerde g\u00f6rd\u00fc\u011f\u00fcm\u00fcz \u015feyin bir yara veya k\u0131r\u0131k olmad\u0131\u011f\u0131n\u0131 g\u00f6rd\u00fc\u011f\u00fcm\u00fczde, bu duruma neden olabilecek hastal\u0131klar\u0131 taramaya ba\u015flad\u0131k\u201d dedi. Haridy, \u201cKarar\u0131m\u0131z kemik yap\u0131s\u0131nda g\u00f6zlenen de\u011fi\u015fikliklerin kayna\u011f\u0131n\u0131n k\u00f6t\u00fc huylu bir kemik t\u00fcm\u00f6r\u00fc oldu\u011fu\u201d a\u00e7\u0131klamalar\u0131nda bulundu. Ara\u015ft\u0131rmac\u0131lara g\u00f6re kaplumba\u011fa fosillerindeki kanserli b\u00f6lge, insanlarda g\u00f6zlenen k\u00f6t\u00fc huylu kemik kanserlerindeki dokulara benziyor.<\/p>\n

Haridy, \u201cKanserle\u015fmenin eski hayvanlarda da g\u00f6r\u00fclebilece\u011fi a\u00e7\u0131k ancak bu durumun \u00f6rneklerini \u00e7ok nadir elde edebiliyoruz\u201d diyor ve ekliyor: \u201cTriyastik d\u00f6nemde ya\u015fayan bu canl\u0131ya ili\u015fkin ke\u015fif, kanserle\u015fmenin DNA\u2019m\u0131zda meydana gelen k\u00f6kl\u00fc mutasyonlara kar\u015f\u0131 savunmas\u0131zl\u0131kla ortaya \u00e7\u0131kabildi\u011fini de g\u00f6stermekte.\u201d<\/p>\n

Kaynak:<\/strong> https:\/\/www.sciencenews.org\/article\/rare-ancient-case-bone-cancer-has-been-found-turtle-ancestor<\/p>\n","protected":false},"excerpt":{"rendered":"

Kaplumba\u011falar\u0131n soyu t\u00fckenmi\u015f bir t\u00fcr\u00fcn\u00fcn fosilleri \u00fczerinde yap\u0131lan yeni \u00e7al\u0131\u015fmada, kemik kanserine rastland\u0131. 240 milyon y\u0131l \u00f6nce ya\u015fad\u0131\u011f\u0131 d\u00fc\u015f\u00fcn\u00fclen bu t\u00fcre ait fosilde g\u00f6zlenen kanserle\u015fme, \u015fimdiye kadarki en eski kanserle\u015fme \u00f6rne\u011fi olabilir. Triyas d\u00f6nemine tarihlenen bu fosil buluntusunda rastlanan bu kemik kanseri \u00f6rne\u011fi, JAMA Oncology portal\u0131nda yay\u0131mlanan rapor ile duyuruldu. Pappochelys rosinae kaplumba\u011fas\u0131na ait uyluk […]<\/p>\n","protected":false},"author":1390,"featured_media":38345,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19],"tags":[272,816,444,5194,3193],"class_list":["post-38344","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","tag-dna","tag-fosil","tag-kanser","tag-kaplumbaga","tag-kemik"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/38344","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/users\/1390"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=38344"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/38344\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media\/38345"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=38344"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=38344"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=38344"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}