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When cells become senescent , they produce harmful compounds such as those that cause inflammation .

细胞衰老后会产生对人体有害的化合物，有些化合物还会引发炎症。

Clearance of senescent cells in those mice didn 't reverse the decline that had already occurred but prevented further deterioration .

它们体内衰老细胞的清除并没能扭转已经发生的机能衰退，但阻止了衰老现象的进一步恶化。

A cell that 's no longer dividing is known as senescent ; it continues to live but no longer functions as it once did .

一个不再分裂的就是衰老的细胞，它继续存活，但不再像以往一样发挥功能。

Some partial immortalisers seek to abolish the hayflick limit altogether in the hope that tissue that has become senescent will start to renew itself once more .

有些追求部分长寿者试图完全消除黑福利科限制，希望衰老的细胞组织再次更新。

The drug appeared to clear out only senescent cells , not normal ones , and the animals didn 't appear to suffer any side effects , the researcher said .

研究人员说，这种药物似乎只是清除衰老细胞，对正常细胞没有影响，并且似乎没有对老鼠产生任何副作用。