Objective: To investigate the changes of the activities of urine brush border enzymes in lead exposed workers and their significances.

目的：探讨铅接触者尿绒毛膜酶活性的变化及其意义。

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Reputable breeders are against such cross-breeding for fear it will tar them with the same brush and lead to laws that outlaws breeding of any kind of fighting dog.

BBC: News | UK | Dangerous dogs threaten a comeback

So perhaps we should follow the lead of Morningstar and the sell-side firms that dropped coverage and brush theses stock aside.

FORBES: More Than Meets The Eye At McGraw-Hill