国内英语资讯:China clones worlds first macaques by method that made Dolly
<p><span word="BEIJING">BEIJING</span>, <span word="Jan">Jan</span>. 25- <span word="China">China</span> <span word="on">on</span> <span word="Thursday">Thursday</span> <span word="announced">announced</span> <span word="it">it</span> <span word="successfully">successfully</span> <span word="cloned">cloned</span> <span word="world">world</span>' <span word="s">s</span> <span word="first">first</span> <span word="macaques">macaques</span> <span word="from">from</span> <span word="somatic">somatic</span> <span word="cells">cells</span> <span word="by">by</span> <span word="method">method</span> <span word="that">that</span> <span word="made">made</span> <span word="Dolly">Dolly</span>. <span word="It">It</span> <span word="makes">makes</span> <span word="research">research</span> <span word="with">with</span> <span word="customizable">customizable</span> <span word="populations">populations</span> <span word="of">of</span> <span word="genetically">genetically</span> <span word="uniform">uniform</span> <span word="monkeys">monkeys</span> <span word="a">a</span> <span word="possibility">possibility</span>.</p><p><span word="The">The</span> <span word="two">two</span> <span word="cloned">cloned</span> <span word="macaques">macaques</span>, <span word="named">named</span> <span word="Zhong">Zhong</span> <span word="Zhong">Zhong</span> <span word="and">and</span> <span word="Hua">Hua</span> <span word="Hua">Hua</span>, <span word="were">were</span> <span word="produced">produced</span> <span word="at">at</span> <span word="the">the</span> <span word="non">non</span>-<span word="human">human</span>-<span word="primate">primate</span> <span word="research">research</span> <span word="facility">facility</span> <span word="under">under</span> <span word="the">the</span> <span word="Chinese">Chinese</span> <span word="Academy">Academy</span> <span word="of">of</span> <span word="Sciences">Sciences</span> (<span word="CAS">CAS</span>) <span word="at">at</span> <span word="the">the</span> <span word="end">end</span> <span word="of">of</span> 2017. <span word="A">A</span> <span word="third">third</span> <span word="is">is</span> <span word="due">due</span> <span word="this">this</span> <span word="month">month</span> <span word="and">and</span> <span word="more">more</span> <span word="this">this</span> <span word="year">year</span>, <span word="said">said</span> <span word="scientists">scientists</span>.</p><p><span word="The">The</span> <span word="initial">initial</span> <span word="research">research</span> <span word="was">was</span> <span word="published">published</span> <span word="on">on</span> <span word="the">the</span> <span word="website">website</span> <span word="of">of</span> <span word="the">the</span> <span word="scientific">scientific</span> <span word="journal">journal</span>, <span word="Cell">Cell</span>.</p><p><span word="Since">Since</span> <span word="Dolly">Dolly</span> <span word="the">the</span> <span word="sheep">sheep</span> <span word="was">was</span> <span word="successfully">successfully</span> <span word="cloned">cloned</span> <span word="from">from</span> <span word="an">an</span> <span word="adult">adult</span> <span word="cell">cell</span> <span word="in">in</span> 1997, <span word="other">other</span> <span word="mammals">mammals</span> <span word="have">have</span> <span word="also">also</span> <span word="been">been</span> <span word="cloned">cloned</span>, <span word="but">but</span> <span word="macaques">macaques</span>, <span word="which">which</span> <span word="are">are</span> <span word="closely">closely</span> <span word="related">related</span> <span word="to">to</span> <span word="humans">humans</span>, <span word="have">have</span> <span word="been">been</span> <span word="a">a</span> <span word="challenge">challenge</span>.</p><p><span word="Sun">Sun</span> <span word="Qiang">Qiang</span>, <span word="director">director</span> <span word="of">of</span> <span word="the">the</span> <span word="CAS">CAS</span> <span word="non">non</span>-<span word="human">human</span>-<span word="primate">primate</span> <span word="research">research</span> <span word="facility">facility</span>, <span word="led">led</span> <span word="a">a</span> <span word="group">group</span> <span word="of">of</span> <span word="researchers">researchers</span> <span word="for">for</span> <span word="three">three</span> <span word="years">years</span> <span word="to">to</span> <span word="overcome">overcome</span> <span word="the">the</span> <span word="biological">biological</span> <span word="difficulties">difficulties</span>.</p><p><span word="Zhong">Zhong</span> <span word="Zhong">Zhong</span> <span word="and">and</span> <span word="Hua">Hua</span> <span word="Hua">Hua</span> <span word="are">are</span> <span word="the">the</span> <span word="product">product</span> <span word="of">of</span> <span word="somatic">somatic</span> <span word="cell">cell</span> <span word="nuclear">nuclear</span> <span word="transfer">transfer</span> (<span word="SCNT">SCNT</span>), <span word="the">the</span> <span word="technique">technique</span> <span word="used">used</span> <span word="to">to</span> <span word="create">create</span> <span word="Dolly">Dolly</span> <span word="the">the</span> <span word="sheep">sheep</span> <span word="over">over</span> 20 <span word="years">years</span> <span word="ago">ago</span>.</p><p><span word="Researchers">Researchers</span> <span word="edited">edited</span> <span word="genes">genes</span> <span word="in">in</span> <span word="vitro">vitro</span> <span word="and">and</span> <span word="accurately">accurately</span> <span word="sifted">sifted</span> <span word="and">and</span> <span word="produced">produced</span> <span word="somatic">somatic</span> <span word="cells">cells</span> <span word="with">with</span> <span word="the">the</span> <span word="same">same</span> <span word="genotype">genotype</span>. <span word="They">They</span> <span word="removed">removed</span> <span word="the">the</span> <span word="nucleus">nucleus</span> <span word="from">from</span> <span word="an">an</span> <span word="egg">egg</span> <span word="cell">cell</span> <span word="and">and</span> <span word="replaced">replaced</span> <span word="it">it</span> <span word="with">with</span> <span word="another">another</span> <span word="nucleus">nucleus</span> <span word="from">from</span> <span word="differentiated">differentiated</span> <span word="body">body</span> <span word="cells">cells</span>.</p><p><span word="The">The</span> <span word="reconstructed">reconstructed</span> <span word="eggs">eggs</span> <span word="produced">produced</span> <span word="embryos">embryos</span>, <span word="which">which</span> <span word="were">were</span> <span word="put">put</span> <span word="into">into</span> <span word="the">the</span> <span word="wombs">wombs</span> <span word="of">of</span> <span word="surrogate">surrogate</span> <span word="female">female</span> <span word="monkeys">monkeys</span>, <span word="producing">producing</span> <span word="a">a</span> <span word="group">group</span> <span word="of">of</span> <span word="cloned">cloned</span> <span word="monkeys">monkeys</span> <span word="with">with</span> <span word="the">the</span> <span word="same">same</span> <span word="genetic">genetic</span> <span word="background">background</span>.</p>
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