Example sentences of "[am/are] derived from [noun] of " in BNC.

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1 If emission standards are derived from consideration of air quality standards this makes the emission standards strategy really part of an air quality management strategy .
2 If emission standards are derived from consideration of the best available control technology and from economic considerations , this strategy is entirely independent of the air quality management strategy .
3 Western blot analysis using anti-serum against expressed proteins detected each corresponding subunit of HeLa TFIIF ( Fig. 1B , 1C ) providing immunological evidence that the recombinant proteins are derived from expression of cDNAs for each subunit of TFIIF .
4 These figures are derived from Census of Population figures and produce a different total work force from Census of Employment figures .
5 Secondly , as the weights are derived from analysis of individuals there is a serious problem of applying them at the level of wards or districts where the information is readily available only in aggregate .
6 The main chemical ingredients for life are derived from combinations of carbon , hydrogen , oxygen and nitrogen , which we can abbreviate to CHON .
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