喜欢吃甜食?科学家找到了抑制想吃甜食的方法
<p><span word="If">If</span> <span word="you">you</span>'<span word="ve">ve</span> <span word="got">got</span> <span word="a">a</span> <span word="sweet">sweet</span> <span word="tooth">tooth</span>, <span word="you">you</span>'<span word="ll">ll</span> <span word="know">know</span> <span word="all">all</span> <span word="too">too</span> <span word="well">well</span> <span word="the">the</span> <span word="temptation">temptation</span> <span word="to">to</span> <span word="reach">reach</span> <span word="for">for</span> <span word="the">the</span> <span word="biscuit">biscuit</span> <span word="jar">jar</span>. <span word="But">But</span> <span word="help">help</span> <span word="could">could</span> <span word="soon">soon</span> <span word="be">be</span> <span word="at">at</span> <span word="hand">hand</span>, <span word="thanks">thanks</span> <span word="to">to</span> <span word="a">a</span> <span word="new">new</span> <span word="study">study</span> <span word="that">that</span> <span word="has">has</span> <span word="identified">identified</span> <span word="a">a</span> <span word="way">way</span> <span word="to">to</span> '<span word="switch">switch</span> <span word="off">off</span>' <span word="sugar">sugar</span> <span word="cravings">cravings</span>.</p><p>如果你喜欢吃甜食，那你就知道饼干罐的诱惑力有多大了。但你很快就能得到帮助，因为一项新研究发现了一种抑制甜食渴望的方法。</p><p><span word="Researchers">Researchers</span> <span word="from">from</span> <span word="Columbia">Columbia</span> <span word="University">University</span> <span word="discovered">discovered</span> <span word="a">a</span> <span word="way">way</span> <span word="to">to</span> <span word="remove">remove</span> <span word="cravings">cravings</span> <span word="for">for</span> <span word="sugar">sugar</span> <span word="in">in</span> <span word="mice">mice</span>, <span word="and">and</span> <span word="say">say</span> <span word="that">that</span> <span word="the">the</span> <span word="technique">technique</span> <span word="could">could</span> <span word="one">one</span> <span word="day">day</span> <span word="be">be</span> <span word="applied">applied</span> <span word="to">to</span> <span word="humans">humans</span>. <span word="The">The</span> <span word="study">study</span> <span word="builds">builds</span> <span word="upon">upon</span> <span word="previous">previous</span> <span word="research">research</span> <span word="in">in</span> <span word="which">which</span> <span word="the">the</span> <span word="researchers">researchers</span> <span word="revealed">revealed</span> <span word="that">that</span> <span word="when">when</span> <span word="the">the</span> <span word="tongue">tongue</span> <span word="encounters">encounters</span> <span word="one">one</span> <span word="of">of</span> <span word="the">the</span> <span word="five">five</span> <span word="tastes">tastes</span> - <span word="sweet">sweet</span>, <span word="bitter">bitter</span>, <span word="salty">salty</span>, <span word="sour">sour</span> <span word="or">or</span> <span word="umami">umami</span> - <span word="cells">cells</span> <span word="on">on</span> <span word="the">the</span> <span word="tongue">tongue</span> <span word="send">send</span> <span word="signals">signals</span> <span word="to">to</span> <span word="regions">regions</span> <span word="of">of</span> <span word="the">the</span> <span word="brain">brain</span> <span word="so">so</span> <span word="as">as</span> <span word="to">to</span> <span word="identify">identify</span> <span word="the">the</span> <span word="taste">taste</span>, <span word="and">and</span> <span word="trigger">trigger</span> <span word="the">the</span> <span word="appropriate">appropriate</span> <span word="actions">actions</span>.</p><p>哥伦比亚大学的研究员发现了一种能消除老鼠对甜食渴望的方法。研究建立在先前研究的基础之上，此前研究人员揭示：当舌头尝到5种味道--甜、苦、咸、酸或鲜味时--舌头上的细胞会向大脑区域发送信号以识别味道，同时触发适当的动作。</p>
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