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校友张东菊教授团队在国际顶级期刊Science杂志发表重要研究成果
发布时间: 2020年11月02日 08:23    点击次数:

沙巴体育直播2020nian10yue30rilingchen2dian,shandongdaxuelishiwenhuaxueyuan2000jikaoguxuezhuanyexiaoyou、lanzhoudaxuexibuhuanjingjiaoyubuzhongdianshiyanshizhangdongjujiaoshoulingxiandehuanjingkaogutuanduizaiguojidingjixueshukanwusciencezazhizaixianfabiaoletiwei“qingzanggaoyuanbaishiyarongdongwangengxinshichenjiwuzhongfaxiandannisuowarenjiyin”(denisovan dna in late pleistocene sediments from baishiya karst cave on the tibetan plateau)dezhongyaochengguo。cixiangyanjiuyoushiyanshihuanjingkaogutuandui,lianhezhongguokexueyuanqingzanggaoyuanyanjiusuo、zhongguokexueyuangujizhuidongwuyugurenleixueyanjiusuo、deguomapuxuehuijinhuarenleixueyanjiusuo、aodaliyawulungongdaxue、meiguoneihuadadaxue、lishimandaxueheyalisangneizhoulidaxuedengduojiayanjiudanweihezuowancheng,zhangdongjujiaoshouweicipianwenzhangdediyijitongxunzuozhe,ziyuanhuanjingxueyuanduoweishishengweigongtongzuozhe。

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沙巴体育直播tu1. sciencezazhifabiaobaishiyarongdongyanjiuxinchengguo

gaiyanjiutongguoduibaishiyarongdongturangchenjiwukaizhandeniandaixue﹑fenzixueyijichenjixuedengzongheyanjiu,huodelebaishiyarongdongdewangengxinshichenjizhongbaocunyoudannisuowarenxianlitidnadezhongyaofaxian。cixiangchengguobujinshoucibaodaolezaiqingzanggaoyuanfaxianjiushiqirenqungudnaxinxi,weilijiegaoyuanzaoqirenquntigonglezhongyaofenzixuezhengju,bingjinyibukuokuanledannisuowarenzaiqingzanggaoyuanhuodonglishi——youjujinzhishao16wannianqianyanxuzhijujin10wanji6wannian(shenzhikenengwanzhijujin4.5wannian),fanyingledannisuowarenzaiqingzanggaoyuanbingfeiouranxingtanxian,ershizhangqizhanju;tongshiyezaicilunzhengledanrenzaidongyaguangfanqiezhangqifenbudetuice,weilijiedongyagurenleiyanhuayijizaoqirenqunzhijianshabatiyuzhibotigonglezhongyaoxinxi。

沙巴体育直播baishiyarongdong(haiba3282 m),weiyugansushenggannanzangzuzizhizhouxiahexianganjiaxiang,shizangchuanfojiaosiyuanbaishiyasidejinxiudongjixiahexianzhumingdelvyoujingdian。shanggeshiji80niandai,dangdisenglvzaibaishiyarongdongzhongfaxianyikuairenleiyoucexiaheguhuashi,tajiangqizengyuliushigongtanghuofo,huoforenshidaohuashidezhongyaoxing,jijingzhuansong,zuizhongyoushabatiyuzhiboxiaochenfahuyuanshibaoguanyanjiu。youyuhuashizaidongxueneidejutichutuweizhibuxiang,zaizuichushijinianlibingweixingchengwanshandeyanjiufangan,zhinengxuanzejianghuashijinxingtuoshanbaocun,bingzaiganjiapendijinxingguangfankaogudiaocha,shituxunzhaoqitayouqianlidedongxuehequedinghuashizaibaishiyarongdongdejutichutuweizhihecengwei。duocidiaochajieguoxianshi,zaisuoyoudiaochaguodeshijigedongxuezhong,baishiyarongdongshizuishihegurenleishenghuodedidian,bingqiezai2016niandiaochashifaxianbaishiyarongdongjindibiaoyouduojianshizhipin,shouciquedinggairongdongbaocunyoushiqianwenhuaduiji。yinci,zi2018nianqi,huanjingkaogutuanduilianhegansushengwenwukaoguyanjiusuoduibaishiyarongdongjinxingxiaomianjidezhengshikaogufajue,xitongcaijilefengfudeshizhipinhedongwugugeyijigeleichenjiwuyangpin。

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沙巴体育直播tu2.baishiyarongdongdiliweizhi

yucitongshi,zaifenzixuekuaisufazhandebeijingxia,youchenfahuyuanshilingxiandehuanjingkaogutuanduiyu2016nianzhidinghuashiyanjiufangan,bingzujianleyanjiutuandui,zicikaiqileweiraohuashideniandaiceding、tizhixingtaifenxi、gudnafenxi、gudanbaifenxijiqitazhibiaoceshidengduoxianggongzuo。jieguoxianshigaihuashixingchengyuzhishaojujin16wannianqian,jiangqingzanggaoyuanzuizaorenleihuodonglishicongjujin4wanniantuizaozhijujin16wan,jieshiqingzanggaoyuanyoujiaozhangdeshiqianrenleihuodonglishi;tongshiyeshichuaertaishandiqudannisuowadongyiwaifaxiandeshoulidannisuowarenhuashi,weishenruyanjiudanrendetizhixingtaitezheng、shikongfenbujiqizaidongyagurenleiyanhuazhongdezhongyaoyiyitigongleguanjianzhengju。cixiangyanjiuchengguoyu2019nianfabiaozaitongweiguojidingjixueshukanwudenaturezazhishang,zaiguojiguoneigurenleixuejiehekaoguxuejieyinqihongdong,dedaoguoneiwaitongxingzhuanjiadeguangfankendinghezhichi,bingruxuanjiaoyubu“2019nianzhongguogaodengxuexiaoshidakejijinzhan”、kejibu“2019nianzhongguokexueshidajinzhan”、sciencezazhipingxuande“2019niandushidakexuetupo”、archaeologyzazhipingxuande“2019niandushijieshidakaogufaxian”、science newszazhipingxuande“2019niandushijieshidakejixinwen”deng。raner,youyuhuashifaxianshijianjiaozao,jutichutucengweixinxiqueshi,rengyoubufenxuezheduiyuhuanjingkaogutuanduilijingjinshiniandediaochayijiyanjiujieguohuaiyouzhiyi: baishiyarongdongshifouweihuashidechutudidian?gudanbaizhifenxixianshixiahegushuyudannisuowarenzheiyijieguoshifoukekao?erxinwenzhangdefabiao,shisuoyouzhiyibugongzipo。

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沙巴体育直播tu3. naturezazhifabiaoxiahedannisuowarenyanjiuchengguo

沙巴体育直播cicizaisciencezazhifabiaodexinchengguozhengshijiyu2018nianzhengshikaogufajuehuodedeyanjiucailiao。zaizheicifajuezhong,lanzhoudaxuehuanjingkaogutuanduigongfajue2ge1mi×2midaxiaodetanfang,qizhongt2tanfangchutuyoufengfudeshizhipinhedongwuguge,qidicengantuzhituse、baohanwudengzhuangkuangfenwei10ceng,meiyicengweijunyoushizhipinhedongwugugechutu,di10cengyouweifengfu。weiquedingdicengmaizangniandai,yanjiutuanduixitongcaijileguangshiguanghetanshisicenianyangpin,yuwulungongdaxuelibojiaoshouhezuo,gongtongkaizhanleguangshiguangdankelicenianfenxi,bingjiehehuanjingkaogutuanduisuojinxingdetanshisicenianyijichenjixuefenxijieguo,yitonggoujianledicengniandai-shendumoshi。jieguoxianshi,baishiyarongdongyizhichutukaoguyicundedicengmaizangniandaiyizaozhijujin19wannian,jiangqingzanggaoyuanshiqianrenleizuizaohuodonglishiyoujujin16wannianjinyibutuizaozhijujin19wannian。tongshi,yanjiutuanduihezhongguokexueyuangujizhuidongwuyugurenleixueyanjiusuofuqiaomeiyanjiuyuantuanduiduicaijidemeicengturangchenjiwukaizhangudnafenxi,jieguofaxianzait2tanfangdedi2,3,4,7cengjunyoudannisuowarenxianlitidna,jiangqiyudicengniandai-shendumoshijiehe,jinyibutuozhanledannisuowarenzaidongxuezhonghuodongdeshijian——congzhonggengxinshiwanqizhiwangengxinshizaozhongqi,jieshiledannisuowarenzaiqingzanggaoyuanyoujiudezhanjulishi。cixiangyanjiuchengguobujinquedinglechutuyicunyuxiaherenhuashidexiangguanxing,bingjinyibugoujianlebaishiyarongdongkaoguyicunyudannisuowarenzhijiandezhijielianxi,youlihuiyingleciqiandezhiyi。yishangyanjiuchengguoyededaolegudnayanjiutaidousvante pääbojiaoshouderenke。

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tu4.baishiyarongdongkaogudicengdeniandaixulie

沙巴体育直播(hongsehelvsewujiaoxingfenbiedaibiaochenjiwuzhongfaxiandanrenheburudongwuxianlitidna)

沙巴体育直播qingzanggaoyuanzuoweishijieshangzuigaozuidadegaoyuan,zhutihaibazai4000miyishang,mianjida250wanpingfanggongli,dutedezirandilihuanjing: haibagao,yangqixibo,ziwaixianfusheqianglie,dongzhiwuziyuandanyi,shiqiduicidiquderenleishengcunfanyangouchengzhongdatiaozhan。yichuanxueyanjiuxianshi,epas1(endothelial pas domain-containing protein 1)、egln1(eglnine homolog 1)hetmem247(transmembrane protein 247)dengjiyindeshiyingxingtubianduigaoyuanrenqunhuanjingshiyingdezhongyaogongxian,cushiyizangzuweizhutidegaoyuanrenqunnenggouzaicijiduanhuanjingxiazhengchangshengcunyanxu。ergaohaibahuanjingshiyingjiyinzaigaoyuanrenqunzhongdexingchengyufujixuyaomanzhangdeyanhuaguocheng,kaoguxueyanjiuxianshixiandairenzuizaozaigaoyuantansuodeshijianjinweijujin4wannianqianhou,erzaiciqianzhanjugaoyuandedannisuowarennenggouzaijin10wanniandemanzhangshijianshengcunyuci,biranyijingjubeicileigaohaibahuanjingshiyingjiyin。wuduyouou,yichuanxuejiayanjiufaxianzaigaoyuanrenqunzhongchuxiandeepas1hetmem247dengtubianxingjiyinjunzaiaertaishandiqudedanrenjiyinzuzhongfaxian,2019nianfabiaodexiahexiaheguyanjiujieguoweicileishiyingjiyindekenenglaiyuantigongcaicejichu,xiangjiaoyuhaibajinwei700mqieyuanzaixiboliyadedannisuowadong,baishiyarongdonggengyoukenengweigaohaibahuanjingshiyingjiyindefayuandi,baishiyarongdongdannisuowarendnaxinchengguodefabiaogengweigaohaibahuanjingshiyingjiyindexingchengtigonglechongzudeyanhuashijian,bingjinyibulunzhenglejuyoushiyinggaohanqueyangjiyindedannisuowarenkenengzuizaoshenghuoyubaokuoqingzanggaoyuanzaineiguangdadongyadiqudetuice。

xibuhuanjingjiaoyubuzhongdianshiyanshihuanjingkaogutuanduishiyouchenfahuyuanshiyushangshijijiushiniandaizhongqikaishizujian,lijingershiyunian,yixingchengfugaijiushiqishidai、xinshiqishidaihelishishiqihuanjingkaogudengduogeyanjiufangxiangdepangdatuandui。qizhong,youchenfahuyuanshihezhangdongjujiaoshoulingdaodehuanjingkaogutuanduijiushiqizuweiraoqingzanggaoyuan,kaizhanyixiliekaogudiaocha、fajueheyanjiugongzuo,shituliqingjiushiqirenqunzaigaoyuanhuodonglishiyijiqishengyemoshihehuanjingshiyingcelve,bingyituodierciqingzanggaoyuankexuekaochaxiangmu,jiezhuxibuhuanjingjiaoyubuzhongdianshiyanshihelanzhoudaxuefandisanjishengtaihuanjingyuqihoubianhuaqianyankexuezhongxinpingtai,yanjiushilizaizhubutigao。chuzaibaishiyarongdongkaizhandeyanjiuchengguowai,jiushiqizuzaiqingzanggaoyuandongbeibujiqizhoubianwanchengleduogeyizhidekaogufajuebingkaizhanlexiangguanyanjiugongzuo,yanjiudeshijianchiduconggengxinshizhongqizhiquanxinshizhongqi,jihufugailejiushiqirenleizaigaoyuanhuodongyizhishiduan。zuoweijiushiqizu2017nianyilaiqiantouzainature/scienceliangdaguojixueshujiedingjizongheleikejiqikanfabiaodedisanpianyanjiulunwen,tuchuleqizaiqingzanggaoyuanshiqianrenleihuodongyanjiuzhongdeguojilingxiandiwei。baishiyarongdongzuoweimuqianqingzanggaoyuanyizhizuizaodejiushiqishidaiyizhi,qifengfudewenhuayicunjiangweijinyibulejieqingzanggaoyuanzaoqirenleihuodongtigongzhongyaoxinxi,shidierciqingzanggaoyuankexuekaochaxiangmu“guoqurenleihuodongyuhuanjingbianhua”zhuantizhongzhongyaoyijie。yihandeshi,rongdongneidixingfuza,kongjianpangda,muqiansuozuofajuegongzuoyouxian。huanjingkaogutuanduijiushiqizuweiraobaishiyarongdongdefajueheyanjiugongzuoyizhizaichixujinxingzhong,zaiguojiaduogebumendejingfeihezhengcezhichixia,zaishiyanshihefandisanjishengtaihuanjingyuqihoubianhuaqianyankexuezhongxindepingtaiyurenyuanzhichixia,tamenjiangjixudiliqianxing,xiangxinzaiweilaiweiraobaishiyarongdongdexinchengguojiangruyuhouchunsunbanxiangjichanchu。

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tu5. 2019nianbaishiyarongdongkaogufajueheying

(来源:沙巴体育直播|首页


【作者: 兰州大学西部环境教育部重点实验室    责任编辑: 张晓冉】


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