{"id":13726,"date":"2024-12-12T14:31:43","date_gmt":"2024-12-12T11:31:43","guid":{"rendered":"https:\/\/kibrisayna.com\/index.php\/2024\/12\/12\/beynin-sirlari-ortaya-cikiyor-meger-hicbir-sey-bilmiyormusuz\/"},"modified":"2024-12-12T14:31:43","modified_gmt":"2024-12-12T11:31:43","slug":"beynin-sirlari-ortaya-cikiyor-meger-hicbir-sey-bilmiyormusuz","status":"publish","type":"post","link":"https:\/\/kibrisayna.com\/index.php\/2024\/12\/12\/beynin-sirlari-ortaya-cikiyor-meger-hicbir-sey-bilmiyormusuz\/","title":{"rendered":"Beynin s\u0131rlar\u0131 ortaya \u00e7\u0131k\u0131yor: “Me\u011fer hi\u00e7bir \u015fey bilmiyormu\u015fuz”"},"content":{"rendered":"


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Beyin cerrahlar\u0131n\u0131n i\u015f birli\u011fiyle ger\u00e7ekle\u015ftirilen bir \u00e7al\u0131\u015fmada ortaya \u00e7\u0131kan sonu\u00e7 herkesi \u015fa\u015f\u0131rtt\u0131. \u0130nsan beyninin i\u015fleyi\u015fine dair bilgiler yap\u0131lan ara\u015ft\u0131rmada “Hi\u00e7bir \u015fey bilmiyormu\u015fuz gibi hissettik” diyen bilim insanlar\u0131 ara\u015ft\u0131rman\u0131n detaylar\u0131n\u0131 da payla\u015ft\u0131.<\/p>\n

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Avusturya Bilim ve Teknoloji Enstit\u00fcs\u00fc (ISTA) Jonas Grubu ve Viyana T\u0131p \u00dcniversitesi’nin beyin cerrahlar\u0131 i\u015f birli\u011fiyle ger\u00e7ekle\u015ftirilen ara\u015ft\u0131rma, insan belle\u011finin nas\u0131l depoland\u0131\u011f\u0131 ve geri \u00e7a\u011fr\u0131ld\u0131\u011f\u0131na dair \u00f6nemli yeni bulgular sunuyor. \u00c7al\u0131\u015fma, \u00f6zellikle insan hipokampusundaki benzersiz \u00f6zelliklerin anla\u015f\u0131lmas\u0131na odaklan\u0131yor.<\/figcaption><\/figure>\n
Bellek ve \u00f6\u011frenmenin merkezi olan hipokampus, bilgi i\u015fleme ve desen tamamlama s\u00fcre\u00e7lerinde kritik bir role sahiptir. Ancak insan beyni, fare beyninin basit bir b\u00fcy\u00fct\u00fclm\u00fc\u015f hali de\u011fildir.<\/figcaption><\/figure>\n
Jonas ve ekibi, epilepsi tedavisi i\u00e7in hipokampusun bir k\u0131sm\u0131n\u0131n cerrahi olarak \u00e7\u0131kar\u0131ld\u0131\u011f\u0131 hastalardan elde edilen dokularla bu farkl\u0131l\u0131klar\u0131 ortaya koydu.<\/figcaption><\/figure>\n
Bu t\u00fcr ameliyatlar s\u0131ras\u0131nda, sa\u011flam hipokampus dokusu elde etmek nadir bir f\u0131rsatt\u0131r. Ekip, epilepsi hastalar\u0131ndan al\u0131nan 17 sa\u011flam doku \u00f6rne\u011fi \u00fczerinde ileri deneysel teknikler uygulayarak insan CA3 b\u00f6lgesinin ba\u011flant\u0131lar\u0131n\u0131n daha seyrek, ancak sinapslar\u0131n\u0131n daha g\u00fcvenilir ve hassas oldu\u011funu ke\u015ffetti.<\/figcaption><\/figure>\n
Hayvan modelleri, beyin ara\u015ft\u0131rmalar\u0131nda b\u00fcy\u00fck \u00f6nem ta\u015f\u0131sa da insan hipokampusu \u00fczerine yap\u0131lan bu ara\u015ft\u0131rma, insan beynine \u00f6zg\u00fc farkl\u0131l\u0131klar\u0131 vurguluyor.<\/figcaption><\/figure>\n
ISTA’dan Jake Watson, “Farelerle \u00e7al\u0131\u015f\u0131rken hipokampusun her \u015feyinin zaten bilindi\u011fini d\u00fc\u015f\u00fcn\u00fcyordum. Ancak ilk insan \u00f6rneklerini inceledi\u011fimde, insan hipokampusunun fizi\u011fi, h\u00fccresel organizasyonu ve ba\u011flant\u0131lar\u0131 hakk\u0131nda ne kadar az \u015fey bildi\u011fimizi fark ettik,” diyor.<\/figcaption><\/figure>\n
Ara\u015ft\u0131rmac\u0131lar, insan CA3 a\u011f\u0131n\u0131n hesaplama kapasitesini modelleyerek, bu \u00f6zg\u00fcn ba\u011flant\u0131lar\u0131n belle\u011fin depolanmas\u0131 ve geri \u00e7a\u011fr\u0131lmas\u0131nda nas\u0131l daha verimli oldu\u011funu g\u00f6sterdi.”Bu modelle, insan sinir a\u011f\u0131n\u0131n daha y\u00fcksek bellek kapasitesi sundu\u011funu kan\u0131tlad\u0131k,” diyen Jonas, insan beyninin bilgi kodlamadaki \u00fcst\u00fcnl\u00fc\u011f\u00fcne dikkat \u00e7ekiyor.<\/figcaption><\/figure>\n
Canl\u0131 insan dokusu elde etmenin nadirli\u011fi, lojistik a\u00e7\u0131dan zorluklar do\u011furuyor. Ara\u015ft\u0131rma ekibi, ameliyatlardan gelen dokular \u00fczerinde \u00e7al\u0131\u015fmak i\u00e7in di\u011fer projelerini aniden durdurmak zorunda kalabiliyor.<\/figcaption><\/figure>\n
ISTA’dan Jake Watson, “Bir sabah ameliyat edilen hastan\u0131n dokusunu incelerken, ayn\u0131 anda hastan\u0131n hastanede iyile\u015fti\u011fini bilmek olduk\u00e7a s\u0131ra d\u0131\u015f\u0131 bir deneyimdi,” diyor.<\/figcaption><\/figure>\n
Bu \u00e7al\u0131\u015fma, bilim insanlar\u0131n\u0131n ve sa\u011fl\u0131k uzmanlar\u0131n\u0131n insan beynini yeniden de\u011ferlendirmesi gerekti\u011fini g\u00f6steriyor.<\/figcaption><\/figure>\n
Jonas, “\u0130nsan beyni \u00fczerine yap\u0131lacak her \u00e7al\u0131\u015fma, bu karma\u015f\u0131k organ\u0131 daha iyi anlamam\u0131za yard\u0131mc\u0131 olacakt\u0131r,” diyerek bu alandaki i\u015f birli\u011finin \u00f6nemine vurgu yap\u0131yor.<\/figcaption><\/figure>\n
Ara\u015ft\u0131rma, hayvan modellerine dayal\u0131 \u00e7al\u0131\u015fmalar\u0131n \u00f6tesine ge\u00e7erek insan beynine \u00f6zg\u00fc ba\u011flant\u0131lar\u0131n ve i\u015flevlerin anla\u015f\u0131lmas\u0131nda \u00e7\u0131\u011f\u0131r a\u00e7\u0131c\u0131 bir ad\u0131m olarak g\u00f6r\u00fcl\u00fcyor.<\/figcaption><\/figure>\n<\/section>\n


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<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Beyin cerrahlar\u0131n\u0131n i\u015f birli\u011fiyle ger\u00e7ekle\u015ftirilen bir \u00e7al\u0131\u015fmada ortaya \u00e7\u0131kan sonu\u00e7 herkesi \u015fa\u015f\u0131rtt\u0131. \u0130nsan beyninin i\u015fleyi\u015fine dair bilgiler yap\u0131lan ara\u015ft\u0131rmada “Hi\u00e7bir \u015fey bilmiyormu\u015fuz gibi hissettik” diyen bilim insanlar\u0131 ara\u015ft\u0131rman\u0131n detaylar\u0131n\u0131 da payla\u015ft\u0131. Avusturya Bilim ve Teknoloji Enstit\u00fcs\u00fc (ISTA) Jonas Grubu ve Viyana T\u0131p \u00dcniversitesi’nin beyin cerrahlar\u0131 i\u015f birli\u011fiyle ger\u00e7ekle\u015ftirilen ara\u015ft\u0131rma, insan belle\u011finin nas\u0131l depoland\u0131\u011f\u0131 ve geri […]<\/p>\n","protected":false},"author":908,"featured_media":13727,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[12],"tags":[],"class_list":["post-13726","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-teknoloji"],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"https:\/\/kibrisayna.com\/wp-content\/uploads\/2024\/12\/KS6WN4rshk2qWQRtyNs7lw.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/posts\/13726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/users\/908"}],"replies":[{"embeddable":true,"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/comments?post=13726"}],"version-history":[{"count":0,"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/posts\/13726\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/media\/13727"}],"wp:attachment":[{"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/media?parent=13726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/categories?post=13726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kibrisayna.com\/index.php\/wp-json\/wp\/v2\/tags?post=13726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}