{"id":29542,"date":"2018-09-23T05:00:53","date_gmt":"2018-09-23T02:00:53","guid":{"rendered":"https:\/\/bilimvegelecek.com.tr\/?p=29542"},"modified":"2018-09-23T12:03:58","modified_gmt":"2018-09-23T09:03:58","slug":"depresyon-ve-bipolar-bozukluk-yasayanlarin-hipotalamusu-yuzde-5-daha-buyuk","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2018\/09\/23\/depresyon-ve-bipolar-bozukluk-yasayanlarin-hipotalamusu-yuzde-5-daha-buyuk","title":{"rendered":"Depresyon ve bipolar bozukluk ya\u015fayanlar\u0131n hipotalamusu y\u00fczde 5 daha b\u00fcy\u00fck!"},"content":{"rendered":"<p class=\"p1\"><span class=\"s1\">D\u00fcnya Sa\u011fl\u0131k \u00d6rg\u00fct\u00fc\u2019n\u00fcn 2015 verilerine g\u00f6re d\u00fcnya \u00e7ap\u0131nda 322 milyon insan, yani d\u00fcnya n\u00fcfusunun y\u00fczde 4,4\u2019\u00fc depresyonda. Ara\u015ft\u0131rmac\u0131lar, bu yayg\u0131nl\u0131\u011f\u0131n alt\u0131nda yatan nedenlerin aras\u0131nda bireyin \u00e7evresel stres fakt\u00f6rleri ile bir araya gelen yatk\u0131nl\u0131\u011f\u0131ndan kaynaklanabilece\u011fi sonucuna varm\u0131\u015flard\u0131r. <\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">\u015eimdiye dek depresyona daha yatk\u0131n olan insanlar\u0131n endojen sinir yan\u0131t sisteminin; yani normal ko\u015fullarda stresli bir durumla kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131zda tetiklenen hipotalamik-hipofiz-adrenal eksen (HPA ekseni) olarak bilinen sistemin d\u00fczensizlik g\u00f6sterdi\u011fi bilinmektedir. Bu yan\u0131t, kortizol miktar\u0131n\u0131 art\u0131r\u0131r ve potansiyel bir tehdit veya zorluk ile kar\u015f\u0131 kar\u015f\u0131ya kald\u0131\u011f\u0131nda v\u00fccuda daha fazla enerji sa\u011flar. Zorlu bir durum ge\u00e7tikten sonra, HPA eksenindeki birka\u00e7 kontrol mekanizmas\u0131, sistemin dengeli bir duruma geri d\u00f6nmesini sa\u011flar.<\/span><\/p>\n<figure id=\"attachment_29544\" aria-describedby=\"caption-attachment-29544\" style=\"width: 300px\" class=\"wp-caption alignright\"><img loading=\"lazy\" decoding=\"async\" class=\"size-medium wp-image-29544\" src=\"https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2018\/09\/2-19-300x225.jpg\" alt=\"\" width=\"300\" height=\"225\" srcset=\"https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2018\/09\/2-19.jpg 300w, https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2018\/09\/2-19-80x60.jpg 80w, https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2018\/09\/2-19-100x75.jpg 100w, https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2018\/09\/2-19-180x135.jpg 180w, https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2018\/09\/2-19-238x178.jpg 238w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><figcaption id=\"caption-attachment-29544\" class=\"wp-caption-text\">Depresif bozuklu\u011fu olanlarda, hipotalamusun baz\u0131 b\u00f6lgeleri (k\u0131rm\u0131z\u0131), sa\u011fl\u0131kl\u0131 benzerlerine g\u00f6re daha b\u00fcy\u00fckt\u00fcr (sar\u0131).<\/figcaption><\/figure>\n<p class=\"p1\"><span class=\"s1\">Depresif bozuklu\u011fu ya da buna yatk\u0131nl\u0131\u011f\u0131 olan ki\u015filerde ise durum b\u00f6yle de\u011fildir. Bunun yerine, geri bildirim mekanizmas\u0131n\u0131n bir ar\u0131zas\u0131, belirgin stresli bir durum olmad\u0131\u011f\u0131 zaman bile, tam gazda \u00e7al\u0131\u015fan bir stres tepkisi ile sonu\u00e7land\u0131r. \u015eimdiye kadar, bu hiperaktif stres yan\u0131t sisteminin altta yatan nedeni ve hipotalamusun genel kontrol birimi olarak rol\u00fc belirsiz kalm\u0131\u015ft\u0131r.<\/span><\/p>\n<p class=\"p1\"><span class=\"s1\"><b>Y\u00fczde 5 daha b\u00fcy\u00fck!<\/b><\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">Yak\u0131n zamanda 84 kat\u0131l\u0131mc\u0131yla yap\u0131lan bir \u00e7al\u0131\u015famada, Leipzig&#8217;deki Max Planck \u0130nsan Bili\u015fsel ve Beyin Bilimleri Enstit\u00fcs\u00fc&#8217;nde (MPI CBS) ve Leipzig&#8217;deki \u00fcniversite klini\u011finin Psikiyatri ve Psikoterapi B\u00f6l\u00fcm\u00fc&#8217;nde \u00e7al\u0131\u015fan bilim insanlar\u0131, depresif bozukluk ya\u015fayan ki\u015filerdeki sol hipotalamusun, sa\u011fl\u0131kl\u0131lara oranla y\u00fczde be\u015f daha b\u00fcy\u00fck oldu\u011funu g\u00f6zlemledi. <\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">Ara\u015ft\u0131rmaya kat\u0131lan her iki ara\u015ft\u0131rma enstit\u00fcs\u00fcnde doktora \u00f6\u011frencisi ve altyaz\u0131n\u0131n ilk yazar\u0131 olan Stephanie Schindler, <i>Acta Psychiatrica Scandinavica<\/i> dergisinde yay\u0131nlanan makalesinde \u201cBu beyin b\u00f6lgesinin depresyonlu ki\u015filerde oldu\u011fu kadar bipolar bozuklu\u011fu olanlarda da b\u00fcy\u00fcd\u00fc\u011f\u00fcn\u00fc g\u00f6zlemledik\u201d diyor. Ayr\u0131ca, depresyonlu kat\u0131l\u0131mc\u0131 gruplar\u0131ndan birinde, depresyon ne kadar \u015fiddetliyse hipotalamusun da o kadar b\u00fcy\u00fck oldu\u011fu ve ila\u00e7 tedavisinin de hipotalamusun b\u00fcy\u00fckl\u00fc\u011f\u00fc \u00fczerinde herhangi bir etkisi olmad\u0131\u011f\u0131 g\u00f6zlendi. <\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">Hipotalamus ile depresyon aras\u0131ndaki ili\u015fki, y\u00fcksek \u00e7\u00f6z\u00fcn\u00fcrl\u00fckl\u00fc bir 7 Tesla MRI taray\u0131c\u0131 kullan\u0131larak bulundu; depresif bozuklu\u011fun derecesi ise standart anketler ve g\u00f6r\u00fc\u015fmeler kullan\u0131larak \u00f6l\u00e7\u00fcld\u00fc.<\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">Bu beyin yap\u0131s\u0131n\u0131n depresyon veya bipolar bozuklu\u011fu olan ki\u015filerde daha aktif oldu\u011fu g\u00f6zlense de daha b\u00fcy\u00fck bir hipotalamusun oynad\u0131\u011f\u0131 rol hen\u00fcz bilinmemektedir. MPI CBS\u2019de \u0130nsan ve \u0130nsan Olmayan Primat Beyninin Organizasyonunun Anatomik Analizi ara\u015ft\u0131rma grubunun ba\u015f ara\u015ft\u0131rmac\u0131lar\u0131ndan Stefan Geyer, \u201cDaha \u00e7ok aktivite yap\u0131sal de\u011fi\u015fikliklere ve dolay\u0131s\u0131yla hipotalamusun bir sent para b\u00fcy\u00fckl\u00fc\u011f\u00fcndeki daha b\u00fcy\u00fck bir hacme kadar b\u00fcy\u00fcmesine yol a\u00e7abilir\u201d diyor.<\/span><\/p>\n<p class=\"p1\"><span class=\"s1\"><b>Kaynak<\/b><\/span><\/p>\n<p class=\"p1\"><span class=\"s1\">https:\/\/www.sciencedaily.com\/releases\/2018\/09\/180920115531.htm<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>D\u00fcnya Sa\u011fl\u0131k \u00d6rg\u00fct\u00fc\u2019n\u00fcn 2015 verilerine g\u00f6re d\u00fcnya \u00e7ap\u0131nda 322 milyon insan, yani d\u00fcnya n\u00fcfusunun y\u00fczde 4,4\u2019\u00fc depresyonda. Ara\u015ft\u0131rmac\u0131lar, bu yayg\u0131nl\u0131\u011f\u0131n alt\u0131nda yatan nedenlerin aras\u0131nda bireyin \u00e7evresel stres fakt\u00f6rleri ile bir araya gelen yatk\u0131nl\u0131\u011f\u0131ndan kaynaklanabilece\u011fi sonucuna varm\u0131\u015flard\u0131r. \u015eimdiye dek depresyona daha yatk\u0131n olan insanlar\u0131n endojen sinir yan\u0131t sisteminin; yani normal ko\u015fullarda stresli bir durumla kar\u015f\u0131la\u015ft\u0131\u011f\u0131m\u0131zda tetiklenen [&hellip;]<\/p>\n","protected":false},"author":1576,"featured_media":29543,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19],"tags":[686,4099],"class_list":["post-29542","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","tag-depresyon","tag-hipotalamus"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/29542","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\/1576"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=29542"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/29542\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media\/29543"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=29542"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=29542"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=29542"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}