The phrase "activity concentrates in" is correct and usable in written English.
It can be used to describe where or in which area a particular activity is focused or taking place.
Example: "In this region, economic activity concentrates in the technology sector, driving innovation and growth."
Alternatives: "activity is focused in" or "activity is centered in".
Hockey players are a rarity: Approximately 300 Thais and about 80 foreigners actively play ice hockey, with the activity concentrated in the country's capital.
There's no question that we have done a great job of reducing the victimization that comes with that kind of criminal activity concentrated in one area".
Throughout a 16-day period, feeding activity concentrated in an interval time around the beginning of the daily session.
It is generally believed that the global lightning activity concentrated in the world thunderstorm centers is the basic mechanism for excitation of the SR.
Turnover has been remarkably light for the past few days, and trading remained spotty today with activity concentrated in selected pockets of the market such as the Internet sector.
Because the system cannot detect the higher frequencies, it is unable to detect the difference between activity concentrated in a single point source (first row of Figure 1) and the same amount of activity distributed as a sinc function (fourth row).
Although only a slight disparity, prescription drug abuse is traditionally viewed as an activity concentrated in white, suburban neighborhoods, as opposed to crack-cocaine, which is presumed to be abused primarily in black, urban communities.
"With respect to dopamine, both mating and addictions elicit very similar neurochemical activity, concentrated in the reward circuitry of the brain: sex, orgasm, and all known drugs of abuse stimulate high levels dopamine release in the nucleus accumbens," the researchers write in the survey.
In conclusion, our data demonstrate the presence of a zinc-stimulated acyltransferase activity concentrated in the endoplasmic reticulum in HEL cells which is likely to contribute to medium-chain protein lipidation.
AW464 (NSC 706704) is a novel benzothiazole substituted quinol compound with selective activity concentrated in certain colon (HCT116 and HT29), renal (CAKI-1 and ACHN) and breast cancer cell lines (MCF7, MDA-N and MDA-MB435) on the NCI panel (Wells et al, 2003).
