The phrase "activity proved" is not correct and does not convey a clear meaning in written English.
It may be intended to indicate that a certain activity has been demonstrated or validated, but it lacks clarity and context.
Example: "The results of the experiment showed that the activity proved effective in reducing waste."
Alternatives: "activity demonstrated" or "activity validated".
One of its derivatives (KP), characterized by a significant increase of the candidacidal activity, proved to be active, in vitro, against diverse eukaryotic and prokaryotic microorganisms and to inhibit in vitro, ex vivo and/or in vivo HIV-1 and Influenza A virus replication by different mechanisms of action [8], [9], [10], [11], [12], [13], [14], [15].
Yet this flurry of activity proved misleading.
Such activity proved crucial in persuading President Barack Obama to implicate the North Koreans in the Sony attack, the officials told the paper.
For Blackstone, buyout activity proved less lucrative than hedge funds: the former showed a 42percentt rise in earnings, but the latter jumped 88percentt.
Based on informal feedback received from students, this type of activity proved to be much more effective in promoting student learning than the standard "chalk and talk" delivery.
In the last case, catalytic antibodies with virus neutralizing activity proved in cell line models were harvested.
Even if many of the plants or natural products claim to prove their effectiveness without scientific evidence, a number of them are active and possess biological activity, proven by scientific data.
Should all that activity prove too stressful, Mr. Cohler provides an always-stylish solution.
But now there is a fever of activity, proving the politicians wrong, which should lead to a questioning of all the brutal structures currently in place.
For advertisers, such engagement is worth something, because the activity proves that somebody is watching, rather than being asleep or out of the room.
Howard Archer, chief European and UK economist at IHS Markit, said: "The car sector will obviously be hoping that business confidence and activity prove resilient in 2017 despite likely mounting uncertainties over Brexit.
