中国科学家发现预防艾滋病的新方法
<p><span word="A">A</span> <span word="drug">drug</span> <span word="used">used</span> <span word="to">to</span> <span word="treat">treat</span> <span word="AIDS">AIDS</span>-<span word="triggered">triggered</span> <span word="lung">lung</span> <span word="infections">infections</span> <span word="may">may</span> <span word="prevent">prevent</span> <span word="the">the</span> <span word="reproduction">reproduction</span> <span word="of">of</span> <span word="HIV">HIV</span> <span word="and">and</span> <span word="possibly">possibly</span> <span word="provide">provide</span> <span word="a">a</span> <span word="new">new</span> <span word="method">method</span> <span word="for">for</span> <span word="the">the</span> <span word="control">control</span> <span word="and">and</span> <span word="elimination">elimination</span> <span word="of">of</span> <span word="the">the</span> <span word="virus">virus</span>, <span word="Chinese">Chinese</span> <span word="scientists">scientists</span> <span word="said">said</span> <span word="Thursday">Thursday</span>.</p><p>近日，中国科学家指出，一种用来治疗艾滋病触发性肺部感染的药可能可以阻止艾滋病病毒的繁殖，并且可能提供一种新的控制和消除艾滋病病毒的方法。</p><p><span word="A">A</span> <span word="research">research</span> <span word="team">team</span> <span word="led">led</span> <span word="by">by</span> <span word="Shen">Shen</span> <span word="Binghui">Binghui</span>, <span word="a">a</span> <span word="life">life</span> <span word="science">science</span> <span word="professor">professor</span> <span word="at">at</span> <span word="Zhejiang">Zhejiang</span> <span word="University">University</span>, <span word="found">found</span> <span word="that">that</span> <span word="a">a</span> <span word="drug">drug</span> <span word="containing">containing</span> <span word="pentamidine">pentamidine</span> <span word="can">can</span> <span word="cut">cut</span> <span word="the">the</span> <span word="life">life</span> <span word="cycle">cycle</span> <span word="of">of</span> <span word="HIV">HIV</span> <span word="and">and</span> <span word="prevent">prevent</span> <span word="the">the</span> <span word="reproduction">reproduction</span> <span word="of">of</span> <span word="the">the</span> <span word="virus">virus</span>, <span word="helping">helping</span> <span word="the">the</span> <span word="body">body</span>'<span word="s">s</span> <span word="immune">immune</span> <span word="system">system</span> <span word="and">and</span> <span word="fight">fight</span> <span word="off">off</span> <span word="AIDS">AIDS</span>.</p><p>由浙江大学生命科学教授沈炳辉领导的研究小组发现，一种含有戊烷脒的药能够减短艾滋病病毒的生命周期并且能够阻止这种病毒的繁殖，有助于帮助免疫系统对抗艾滋病。</p><p><span word="HIV">HIV</span> <span word="has">has</span> <span word="an">an</span> <span word="incubation">incubation</span> <span word="period">period</span> <span word="of">of</span> 10 <span word="years">years</span> <span word="on">on</span> <span word="average">average</span>, <span word="during">during</span> <span word="which">which</span> <span word="the">the</span> <span word="virus">virus</span> <span word="infects">infects</span> <span word="immune">immune</span> <span word="cells">cells</span> <span word="and">and</span> <span word="uses">uses</span> <span word="the">the</span> <span word="cells">cells</span> <span word="and">and</span> <span word="proteins">proteins</span> <span word="to">to</span> <span word="reproduce">reproduce</span> <span word="and">and</span> <span word="spread">spread</span>, <span word="gradually">gradually</span> <span word="damaging">damaging</span> <span word="the">the</span> <span word="immune">immune</span> <span word="system">system</span>. <span word="Research">Research</span> <span word="indicates">indicates</span> <span word="that">that</span> <span word="a">a</span> <span word="kind">kind</span> <span word="of">of</span> <span word="human">human</span> <span word="protein">protein</span> <span word="called">called</span> <span word="FEN">FEN</span>-1 <span word="has">has</span> <span word="a">a</span> <span word="decisive">decisive</span> <span word="function">function</span> <span word="in">in</span> <span word="the">the</span> <span word="reproductive">reproductive</span> <span word="process">process</span> <span word="of">of</span> <span word="HIV">HIV</span>.</p><p>艾滋病病毒的潜伏期平均为10年，在这期间，艾滋病病毒会感染人的免疫细胞并利用这些细胞和蛋白质进行繁殖和传播，慢慢地破坏整个免疫系统。研究表明，一种名为<span word="FEN">FEN</span>-1的蛋白质在艾滋病病毒的繁殖过程中起决定性作用。</p>
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