研究发现 茶叶提取物或能治疗癌症
<p><span word="Nanoparticles">Nanoparticles</span> <span word="derived">derived</span> <span word="from">from</span> <span word="tea">tea</span> <span word="leaves">leaves</span> <span word="could">could</span> <span word="be">be</span> <span word="the">the</span> <span word="key">key</span> <span word="to">to</span> <span word="a">a</span> <span word="leap">leap</span> <span word="forward">forward</span> <span word="in">in</span> <span word="treating">treating</span> <span word="lung">lung</span> <span word="cancer">cancer</span>, <span word="scientists">scientists</span> <span word="have">have</span> "<span word="accidentally">accidentally</span>" <span word="discovered">discovered</span>.</p><p>科学家近日“意外”发现，从茶叶中提取的纳米颗粒可能是突破治疗肺癌的关键所在。</p><p><span word="The">The</span> <span word="joint">joint</span> <span word="Swansea">Swansea</span> <span word="University">University</span> <span word="and">and</span> <span word="Indian">Indian</span> <span word="team">team</span> <span word="was">was</span> <span word="amazed">amazed</span> <span word="to">to</span> <span word="discover">discover</span> <span word="the">the</span> "<span word="quantum">quantum</span> <span word="dots">dots</span>" <span word="they">they</span> <span word="manufactured">manufactured</span> <span word="destroyed">destroyed</span> 80% <span word="of">of</span> <span word="the">the</span> <span word="lung">lung</span> <span word="cancer">cancer</span> <span word="cells">cells</span> <span word="they">they</span> <span word="were">were</span> <span word="applied">applied</span> <span word="to">to</span>.</p><p>英国斯旺西大学和印度团队的联合小组惊讶地发现，他们制出的“量子点”杀死了80%标记过的癌细胞。</p><p><span word="Quantum">Quantum</span> <span word="dots">dots</span> <span word="are">are</span> <span word="tiny">tiny</span> <span word="nanoparticles">nanoparticles</span>. <span word="They">They</span> <span word="can">can</span> <span word="be">be</span> <span word="made">made</span> <span word="chemically">chemically</span>, <span word="but">but</span> <span word="this">this</span> <span word="is">is</span> <span word="complicated">complicated</span> <span word="and">and</span> <span word="expensive">expensive</span> <span word="and">and</span> <span word="has">has</span> <span word="toxic">toxic</span> <span word="side">side</span> <span word="effects">effects</span>.</p><p>量子点是极小的纳米颗粒，可用化学方法制成，但这种方法非常复杂且成本高昂，还伴有毒副作用。</p>
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