The phrase "activity of a different" is not complete and lacks context, making it difficult to assess its correctness in written English.
It could be used in contexts discussing various types of activities, but it needs to be part of a more complete phrase to convey a clear meaning.
Example: "The activity of a different nature can often lead to unexpected results."
Alternatives: "type of activity" or "form of activity".
Iressa blocks the activity of a different tyrosine kinase, called EGFR.
In the second experiment, researchers observed brain activity of a different group of preschool children while they were napping.
Next we plated the 12 IR macrophage clones in 4 sets of 3. Thus, each well of an assay plate contained one IR clone signaling the expression of a given promoter via AmCyan, another announcing the activity of a different promoter via DsRed and a third reporting on yet another promoter via YFP.
In addition, the activity of a different channel at ~5 ns may have been affected in the D205A,D207A mutant.
Next, we examined the activity of a different fluorescent FPP analogue that incorporates an NBD group developed by Waldmann and co-workers.
Furthermore, since localized fatigue was induced after 90 seconds of sustained contraction, the conclusions cannot be extrapolated to situations where fatigue was caused by activity of a different duration or intensity.
PTBP2 may have similar activity on a different set of target transcripts.
The opinion would not, however, furnish the employer a defense regarding any other activities of a different nature performed by his employees, because it was not an opinion concerning such activities, and insofar as those activities are concerned, the employer could not act "in conformity" with it.
The Portuguese sample contains 25.1 % of organizations with activities of a different nature from those mentioned above.
Meanwhile, toward the end of this activity, eruptions of a different kind took place on an unprecedented scale in eastern Oregon and Washington.
In any case, we would argue that the gamma-rhythm enhancement in our experiments is unlikely to be due to eye activity because of a different topography of the effect at the Fp-electrodes than at the upper eye electrode.
