The phrase "activity is concerned" is correct and usable in written English.
It can be used when discussing the focus or relevance of a particular activity in a specific context.
Example: "The research activity is concerned with the effects of climate change on local ecosystems."
Alternatives: "activity relates to" or "activity focuses on".
As far as the antifungal activity is concerned, compounds 7o, 7r and 7t were highly active against Aspergillus flavus with MIC values in the range of 1 μg/mL to 2 μg/Ml while the results of antibacterial screening showed that these compounds have negligible actions to the tested bacteria.
The pressure young people feel to send these images is no different to that which teenagers have always experienced as far as sexual activity is concerned.
Much of the state's financial activity is concerned with managing its substantial foreign investments, and the return on these has become an important source of income.
A snake's primary activity is concerned with either thermoregulation or finding live food, which often involves passive waiting rather than active searching.
It is found that China is productive in nanoscience as far as publication activity is concerned.
Their low levels of activity is concerning because of its association with obesity, type 2 diabetes, osteoporosis and cardiovascular disease [ 26].
Interestingly, K189A mutant which was completely inactive as far as the ATPase activity was concerned, was fully active and could remove the 5' phosphate from 5' end of the nucleic acid (Fig. 6C).
It appeared that as far as the antioxidant activity was concerned, a galloyl group was essential, while C3 showed greater bioactivity.
The research activity was concerned with the evaluation of the applicability of laser welded connections to cold-formed members and with the assessment of the load bearing capacity of the assembled beams.
Generally, users had higher academic qualifications and lower risky driving behavior (males only), but did not differ significantly as far as crash experiences and thrill-seeking activity was concerned.
