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动物“出厂”自带指南针 这种蛋白质或是关键
发布时间:2021-07-09     作者:吴长锋   来源:科技日报   分享到:

  ciciyanjiudiyiciyongniaoleidecry4zaishiyanshangyanzhengleziyoujiduijiashuo。danqizhishiyanzhengleyaboappdongwuciganyingdeyigejiashuo、yigejizhi,zuiduoshuoshitanmi,bingbushizhenzhengdepojie。zhenzhengdepojie,xuyaoduoniandegongzuojilei,manmandiquchanmingsuoyoudexijie。

  ——xie can zhongguokexueyuanhefeiwuzhikexueyanjiuyuanyanjiuyuan

  muxiangdajia、xiaoxiangliqun“liangong”……lianrilai,yunnanqianxixiangqundexiaoxiyizhiqiandongzherenmendezhuyili。erzaixiangqunyiluxiangbeidebeihou,meiyouzhinanzhendetamenruhezuodaobupianhangyeyinfalezhuduohaoqi。

  dangnijinrumangmangdahai、zoujinhuangmogebi,xuyaozhinanzhen、luopanweinizhiyinfangxiang。erzaiziranjiezhong,xuduoshengwukeyiwanchenglingrenjingtandezhangjuliqianxihuodong,quebingbuxuyaojiezhurenhewaiwu。biru,beijiyanoumeinianwangfan4wangongliyunanbeijijian、kekexilizanglingyangshangqiangonglidaqianxi、heimaijinbandiesidaijieliwangfanbeimeidalu……dongwuzaiqianxiguochengzhong,jiujingshiruhedaohanghedingweide?

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  dongwudicifangxianggandesangejiashuo

  “dongwujiujingshiruheganzhiqiangduyue0.4—0.6gaosizuoyoudeweiruodiqiucichangjinxingqianxi,yizhishigeweijiezhimi,yincibei《kexue》zazhishezai2005nianlieweishangweijiejuede125geqianyanjichukexuewentizhiyi。”xiecangaosukejiribaojizhe,guoqushushinianli,kexuejiamendouzaizhaoxundongwushenshangde“zhinanzhen”jiujingyuanzihechu,danjiezhimuqian, meiyourenheyizhongmoxingnenggouhenhaodijieshidongwuqianxiheshengwudaohangzhongdesuoyouwenti。

  shishishang,suizheqianxiniaoleinengganzhidiqiucichangdezhengjuluxubeizhaodao,kexuejiamenzhujianguanzhudaole“shengwunenggouganzhidiqiucichang”zheiyizhongyaolingyu,bingchangshijiedushengwuganzhicichangdejizhi。zheizhongshengwuciganyingbeikexuejiashengdongdixingrongwei“diliugan”。

  “shengwuciganyingdeyanjiucongyikaishijiuzaizhiyihexiwangzhongqianxing。”xiecangaosujizhe,shangshijiliuqishiniandai,deguokexuejiawoerfugang·weierqikeheluosiweita·weierqikejingguo10yuniandeshiyanyanjiufaxian,zhigengniaokeyitongguoganzhirengongcichangjinxingdingwei, yijichangjianyubeimeideqianxiniaoleidianlancaiwuduidiqiucibeijiherengongcichangcibeijiyouganzhinengli。zhici,qianxidongwunengganzhidiqiucichangdegainiancaizhongyubeixueshujieguangfanjieshou。

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  “zheixienengganzhidiqiucichangdedongwuyeyouzhegezhongbiaoxian。lirudongwudetiwei,shentipailie,zhuchaodengxingweishoudiqiucichangyingxiang。outileidongwuchicaohexiuxideshihou,congtongjixueshanglaikanshentishouciganyingyingxiangnanbeipailie。lingwaishiniaoleidezhangjulicidaohang,zheiliyoukeyifenweiliangzhongqingkuang,yizhongshidongwuqianxi,ruouzhouzhigengniaodeqianxi;lingyizhongshiguichao,liruxingedeguichao。”xiecanshuo,butongdongwuduicichangdeganzhinenglichayifeichangda。yeyouhenduodongwumuqianbingmeiyoufaxianduicichangdeganzhinengli,huozheduicichangdeganzhinengliyizhibeizhengyi,liruwomenrenlei。“dandongwuqianxiyouqishiniaoleiqianxihexingeguichao,yizhishiciganyingdejingdiandongwumoxinghefanli。”

  tanmishengwutineizhinanzhendekaiguan

  xiecangaosujizhe,dongwunengliyonggezhongfangshilaibianbiefangxiang,bingbujuxianyucichang。chulediqiucichangzhiwai,taiyangweizhi、xingkong、dixingdimaodeng,douheshengwudaohanghedingweixiangguan。danzaizhangjulideqianxizhong,diqiucichangdezuoyongyouweimingxian,huozhezhanjuzuizhuyaodiwei,youqishizaixuyaokuayuedayangdeniaoleiqianxiguochengzhong,yinweizaihaiyangzhongwanquanmeiyoukegongniaoleishibiededixingdimaotezheng。

  danshi,jiwangdeyanjiudouzhiyouxingweixueshiyan,zheizhongxingweiruhejieshi?shinaxiejiyinkaiguankongzhizhezheiyixingwei?renmenbudeerzhi。

  2000nian,guowaidekexuejiayanjiufaxian,cryhenkenengjiushiniaoleicidaohangguochengzhongdeguanjianfenzi,bingdadantuiceleqiciganyingguocheng,gaimoxingbuduanbeihoulaideyanjiusuofazhan。houlai,cryyizhibeirenweishicishoutidanbaide“weiyihouxuanzhe”。

  cryshiyizhongduilanguangmingandedanbai,tayufuyinzihuangsuxianpiaolingerhegansuan(fad)xingchengdeziyoujidianzidui,zaidiaojieshengwuzhongjiganyingcichangzhongfahuizhezhongyaodezuoyong。

  2015nian11yue,xiecantuanduizai《ziran·cailiao》zazhishangshoucibaodaoleyigequanxindecishoutidanbaimagr,ta

  nengtongguojuhexingchengyigebangzhuangdeduojuti,binghecry4xingchengfuhewu,jiuxiangyigexiaocibangyiyangyounanbeiji,shiyige“shengwuzhinanzhen”,gaiyanjiuweijiekaishengwu“diliugan”zhimitigongledierwei“houxuanzhe”。

  “womenzheiyicideyanjiubuzhishiyanzhengleziyoujiduijiashuo,tongshihaikuozhanleyuanlaizheigejiashuodeneihan。”xiecanbiaoshi,dazhilaishuo,zheiyijiashuodegancijizhikeyirenweishicry4nengjieheyigejiaozuofaddefuji。fadshifasejituan,shoulanguangjifayouyigedianziyueqian,ranhouchuxianyigekongguidao。suihou,fadcongxianglinde4geseansuanzhongyiciduoqudianzi,zheigeguochengjiaozuodianzichuandi,zuizhongzaifadshangchanshengyigedandianzi,zaiseansuanshangchanshengyigedandianzi,xingchengleziyoujidui。

  “zheilianggedianzidezixuanfangxiangshoucichangyingxiang。niaoleikenengkaozheigejizhiganci。”xiecangaosujizhe,tamenzuixindeyanjiuhaifaxianlezaizheigedianzichuandilianshangdi4geseansuanduiyuxinhaochuandizhiguanzhongyao,zheishiyanjiuzhezaiyiwangdeziyoujiduijiashuozhongsuobuzhidaode。

  “suoyi,worenwei,zheicideyanjiukuozhanlezheigejiashuodeneihan,shidezheiyijiashuobuzhishidedaoleyanzheng,yededaolehendadefazhan,shenzhizhimingleweilaideyanjiufangxiang。”xiecanshuo。

  pojieniaoleiqianxijizhirengxunuli

  “womenzheiciyanjiuzhongdecry4shejidongwuciganyingdesanzhongzhuliujiashuozhongdeliangzhong,jiziyoujiduijiashuoheshengwuzhinanzhenjiashuo。danbenciyanjiujizhongzaiduiziyoujiduijiashuodeyanzheng。”xiecangaosujizhe,zheiyeshishijieshangdiyiciyongniaoleidecry4zaishiyanshangyanzhengleziyoujiduijiashuo,danbingbunengjiandandishuojiyucry4dezheiyijizhihuozheshuozheiyijiashuojiuwanquanbeizhengmingle,yebingbunengjiandandipaichuqitajizhongjiashuodehelixing。

  “jiushilunshi,ciciyanjiu‘diyiciyongniaoleidecry4zaishiyanshangyanzhengleziyoujiduijiashuo’,bingbupaichuqitakenengxing。”caifangzhongxiecanteyiqiangdiao,zuijindehenduoxinwenbaodaozhongshuociciyanjiu“pojieleniaoleiqianxidejizhi”,qishibingfeiruci。zheixiangyanjiuzhishiyanzhengleqizhongdeyigejiashuo、yigejizhi,zuiduoshuoshitanmi,bingbushizhenzhengdepojie。zhenzhengdepojie,xuyaoduoniandegongzuojilei,manmandiquchanmingsuoyoudexijie。

  “duiwozijilaishuo,weilaidegengduoyanjiujiangjujiaozaimagrhemagr/cry4dedanbaizhifuhewushang,womenshiyanshiguanzhudedianshi,zaibenyanjiuzhongzhichudeziyoujiduidezheigedianzichuandilianzhong,di4geseansuanjiedaodexinhaochuandi,shibushihemagryouguan,dianzichuandishibushicishoutimagrhecry4zhijianxinhaochuandiheganzhicichangbianhuadeguanjiandejili。”xiecanbiaoshi,congziyoujiduijiashuodejiaodulaikan,zheiyiyanjiujieguoshiyongyuqitadeqianxiniaolei。cryshizaijinhuazhongfeichangbaoshoudedanbai,cry4zaijuedabufenniaoleizhongdouyoubiaoda,congyiyoudeyanjiulaikan,cry4cunzaiyuyijingyanjiuguodeniaoleideshiwangmozhong。

  xiecanzhiyan,muqiandongwuciganyingdejilihaishiyigeweijiezhimi,bingmeiyouyigenengbeizhenggelingyuguangfanjieshoudemoxing,wulunshicry,haishimagrdanbai,douyiranchuzaizhengyidangzhong。

  zaixiecankanlai,ciganyingheshengwudaohangyuanlishishengmingkexuezhongyinrenzhumudeweijiezhimi, takenengyinfawulixuexinmoxingdetichu、shengwuxuexinjilidefaxian。suizheshengwudaohangjilidezuizhongquanshi, huojiangcuishengxinyidaidefangshengdaohangyihedingweiyidechuxianjixinyidaishengwucikongjishudefazhan。


【womenzunzhongyuanchuang,yezhuzhongfenxiang。banquanyuanzuozhesuoyou,ruyouqinfannindequanyiqingjishilianxi,womenjiangdiyishijianshanchu。fenxiangneirongbudaibiaobenwangguandian,jingongcankao。】

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