\u0130nsanlar\u0131n en sevdikleri yiyecekleri yiyip, zay\u0131f kalaca\u011f\u0131 ve ne kansere ne de \u015feker hastal\u0131\u011f\u0131na yakalanmadan 120 ya\u015f\u0131na de\u011fin ya\u015fayaca\u011f\u0131 g\u00fcnler tahmin edilenden belki \u00e7ok daha yak\u0131n.<\/p>\n
ABD\u2019nin Boston Kenti yak\u0131nlar\u0131nda k\u0131sa ad\u0131 MIT olan Masachusetts Teknoloji Enstit\u00fcs\u00fc\u2019ndeki ara\u015ft\u0131rmac\u0131lar, uzun ve sa\u011fl\u0131kl\u0131 ya\u015fam\u0131n anahtar\u0131 oldu\u011funu d\u00fc\u015f\u00fcnd\u00fckleri bir protein ke\u015ffettiklerini a\u00e7\u0131klad\u0131lar. Yakla\u015f\u0131k 10 g\u00fcn sonra ayn\u0131 konudaki bir ara\u015ft\u0131rman\u0131n benzer sonu\u00e7lar\u0131n\u0131 Harvard T\u0131p Okulu da yay\u0131mlad\u0131. Ke\u015ffedilen proteinin ad\u0131 Sirt1<\/em>. Sirt1, yediklerimizi ya\u011f olarak depolamam\u0131z m\u0131 yoksa yakmam\u0131z m\u0131 gerekti\u011fine karar veren bir protein. \u0130\u015fin \u015fa\u015f\u0131rt\u0131c\u0131 yan\u0131, bu proteinin \u00e7al\u0131\u015fmas\u0131n\u0131 tetikleyen etkenlerden biri, k\u0131rm\u0131z\u0131 \u015farapta bulunan resveratrol<\/em> adl\u0131 bir bile\u015fik. Bu bile\u015fik daha \u00f6nce maya ve kurtlarda ya\u015fam uzatma ara\u015ft\u0131rmalar\u0131nda da kullan\u0131lm\u0131\u015ft\u0131.<\/p>\n Al\u0131nan g\u00fcnl\u00fck kalori miktar\u0131n\u0131n yar\u0131ya indirilmesiyle \u00f6mr\u00fcn uzad\u0131\u011f\u0131 ve ya\u015flanmayla ortaya \u00e7\u0131kan hastal\u0131klar\u0131n da azald\u0131\u011f\u0131n\u0131 g\u00f6steren ara\u015ft\u0131rmalar, yakla\u015f\u0131k 70 y\u0131ld\u0131r yap\u0131l\u0131yor. Son y\u0131llardaki ara\u015ft\u0131rmalarda, d\u00fc\u015f\u00fck kalori miktar\u0131n\u0131n \u00f6mr\u00fc sa\u011fl\u0131kl\u0131 bir bi\u00e7imde uzatmas\u0131, bedenimizdeki sirtuin<\/em> adl\u0131 proteinlerin etkinlikleriyle ili\u015fkilendirilmi\u015fti. Ancak bu ili\u015fki tam olarak ortaya konamam\u0131\u015ft\u0131. \u0130lk kez MIT\u2019de ve Harvard T\u0131p Okulu\u2019nda y\u00fcr\u00fct\u00fclen bu ara\u015ft\u0131rmalarla, kalori s\u0131n\u0131rlamal\u0131 beslenme tarz\u0131n\u0131n molek\u00fcl d\u00fczeyinde nas\u0131l \u00e7al\u0131\u015ft\u0131\u011f\u0131 anla\u015f\u0131ld\u0131.<\/p>\n Art\u0131k sirtuin proteinlerinden Sirt1\u2019in, k\u0131sa d\u00f6nemli a\u00e7l\u0131\u011f\u0131 alg\u0131lay\u0131p, ya\u011f h\u00fccrelerini nas\u0131l \u00e7al\u0131\u015ft\u0131rd\u0131\u011f\u0131 tan\u0131mlanm\u0131\u015f durumda. Ancak deneylerini fareler \u00fczerinde yapan bilim insanlar\u0131, Sirt1\u2019in insanlarda da ayn\u0131 etkiyi yapaca\u011f\u0131n\u0131 tahmin etmekle birlikte; sonu\u00e7tan emin olam\u0131yorlar. E\u011fer Sirt1\u2019in insanlarda da ayn\u0131 etkiyi yapt\u0131\u011f\u0131 anla\u015f\u0131l\u0131rsa, o zaman Sirt1\u2019i \u00fcreten geni \u015fa\u015f\u0131rt\u0131p, ya\u011f h\u00fccrelerini \u00e7al\u0131\u015ft\u0131racak ve insanlar\u0131n zay\u0131flamas\u0131n\u0131 sa\u011flayacak ila\u00e7lar yap\u0131labilecek. B\u00f6ylece az kalorili diyetlerle rahat\u00e7a beslenen insanlar da uzun ve sa\u011fl\u0131kl\u0131 bir ya\u015fama kavu\u015facak.<\/p>\n <\/p>\n","protected":false},"excerpt":{"rendered":" \u0130nsanlar\u0131n en sevdikleri yiyecekleri yiyip, zay\u0131f kalaca\u011f\u0131 ve ne kansere ne de \u015feker hastal\u0131\u011f\u0131na yakalanmadan 120 ya\u015f\u0131na de\u011fin ya\u015fayaca\u011f\u0131 g\u00fcnler tahmin edilenden belki \u00e7ok daha yak\u0131n. ABD\u2019nin Boston Kenti yak\u0131nlar\u0131nda k\u0131sa ad\u0131 MIT olan Masachusetts Teknoloji Enstit\u00fcs\u00fc\u2019ndeki ara\u015ft\u0131rmac\u0131lar, uzun ve sa\u011fl\u0131kl\u0131 ya\u015fam\u0131n anahtar\u0131 oldu\u011funu d\u00fc\u015f\u00fcnd\u00fckleri bir protein ke\u015ffettiklerini a\u00e7\u0131klad\u0131lar. Yakla\u015f\u0131k 10 g\u00fcn sonra ayn\u0131 konudaki […]<\/p>\n","protected":false},"author":11,"featured_media":9066,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[43,19,33],"tags":[425],"class_list":["post-9065","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-5-sayi","category-bilim-gundemi","category-saglik-bilimleri","tag-saglik"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t