Sentence examples for data has been retained from inspiring English sources
Since 2009, communications data has been retained by public communications services and network providers under a 2009 EU Data Retention Directive.
A full audit trail of the data has been retained for inspection.
All data have been retained in a database.
Clearly, the closer the value of k is to q the better the PCA model will fit the data since more information has been retained, while the closer k is to 1, the simpler the model.
This fragment is recognized by polyclonal anti-HrcUXAC antibodies both in E. coli lysates and after purification (Figure 1C, lanes 7, 8 and 9) and its estimated mass determined by MALDI-ToF spectrometry corresponds well with the expected mass of a fragment in which the initiation methionine has been retained (data not shown).
Rather, available data suggest that this ancient gene has been retained only in birds (and possibly in other archosaur lineages) and has been independently lost in all other gnathostome lineages.
