Expression levels of p27 are upregulated in quiescent cells and in cells treated with cAMP or other negative cell cycle regulators.

p 27的表达水平在休眠细胞和被cAMP或其他细胞周期负调因子处理过的细胞中表达上调。

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Yet despite its growing popularity, online learning continues to be seen in a negative light by politicians, regulators, and some members of the academic community, especially faculty.

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However, the Senate hearing did not clarify why the regulators remained passive under the negative conditions mentioned above.

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Many banking regulations are worked out jointly among regulators, and "the OCC has been a very negative presence behind the scenes in Washington for many years, " said Travis Plunkett, legislative director of the Consumer Federation of America.

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