This review introduces the biological character of PAPP-A and its clinical meaning.

现就其生物学特性和临床意义作简要综述。

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Results PAPP-A staining was positive in 12 of 15 ruptured plaques, and negative in all unstable and stable plaques.

结果15块破裂斑块中有12例PAPP-A染色阳性，而所有不稳定斑块与稳定斑块PAPP-A染色均为阴性。

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And then it was found that PAPP-A was a zinc-binding matrix metalloproteinase associated with insulin-like growth factor.

后来发现它是一种与胰岛素样生长因子相关的锌指超家族中的金属螯合蛋白酶。

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"Maybe he downplayed the significance of the influence he had over other riders, " Mr. Papp said.

WSJ: Lance Armstrong Admits to Doping, 'One Big Lie'

"Any kind of confession is such a radical departure from Lance's past behavior, " added Mr. Papp, who became an antidoping advocate.

WSJ: Lance Armstrong Admits to Doping, 'One Big Lie'

Thank you, Secretary Napolitano, for your introduction, but more importantly, your outstanding leadership in keeping our homeland secure and -- along with Admiral Papp -- keeping our Coast Guard strong.

WHITEHOUSE: U.S. Coast Guard Academy Commencement