文档介绍：第三十九篇EattoLive为了活着吃饭Ameager瘦的diet节食maygiveyouhealthandlonglife,butit’snotmuchfun好玩—,但并不好玩——节食可能不是非做不可的事。Wemaybeabletohangonto紧紧握住mostofthatyouthfulvigor强健evenifwedon’,我们仍然有可能在很大程度上保持青春活力。StephenSpindlerandhiscolleagues同事fromtheUniversityofCaliforniaatRiversidehavefoundthatsomeofanelderlymouse’,一只高龄老鼠只要连续四周限制它进食,它的某些肝脏基因就会变得和衰老前一样充满活力,ic基因的rejuvenation返老还童won’treverse翻转otherdamage损害causedbytimeforthemouse,老鼠的肝基因恢复活力不会逆转老鼠在其他方面的老化,etridof去掉toxins***.但却有助于肝脏代谢药物或除去***。Spindler’steamfedthreemiceanormaldiet日常饮食fortheirwholelives,Spindler的团队正常饲养三只老鼠直到它们死,andfedanotherthreeonhalf-。Threemoremicewereswitched转换fromthenormaldiet日常饮食tohalf-feedforamonthwhentheywere34monthsold—equivalent等于、——相当于人的70岁,从正常饲养转到半量饲养一个月。Theresearcherschecked核对theactivity活动力of11,000genes基因fromthemouselivers肝脏,andfoundthat46changedwith与……,发现正常饲养的老鼠随着年龄的增长有46条肝脏基因发生变化。Thechangeswereassociatedwith与------交往thingslikeinflammation炎症andfreeradical自由基production———这大概对老鼠的健康来说是个坏消息。Inthemicethathaddieted节食alltheirlives,27ofthose46genes基因continue