The phrase "and regulating the number" is correct and usable in written English.
It can be used in contexts where you are discussing the management or control of a quantity or amount, often in legal, scientific, or organizational settings.
Example: "The committee is responsible for setting the guidelines and regulating the number of participants in the study."
Alternatives: "and controlling the quantity" or "and managing the amount".
Physiologic and neuroanatomic evidence for SNS innervation of WAT in mammals suggests its role in the regulation of total body fat (17), initiating WAT lipid mobilization (18), and regulating the number of fat cells (19).
To ensure this, the national forest authorities recently began requiring licenses for sap collectors and regulating the number of holes they can bore into each tree.
PDR involves direct contact between the CHW and the participant, recruitment from social networks and regulating the number of participants each CHW can recruit.
The role of the pseudostyle is more or less similar to that of the usual compitum in confining the pollen tube growth along the secretory path and regulating the number of pollen tubes (Erbar 2003).
Mitochondria are important because they help the cell produce energy and regulate the number of free radicals in the cell.
From 20 July to 20 September 2008, the Chinese government temporarily closed factories and regulated the number of cars on the road in Beijing and in nearby areas, all with the hopes of curbing aerosols--fine particles suspended in the atmosphere.
Due to scarce teaching capacity, a numerus clausus was in place and regulated the number of graduates for that reason instead of population needs.
Consistent with this idea, Miro1 localizes to ER-mitochondria contact sites in mammalian cells, and Gem1 associates with ERMES subunits and regulates the number and size of ERMES foci in yeast (Kornmann et al., 2011).
All NHS Hospital Trusts in the UK are required to ensure that their employment conditions for doctors-in-training comply with the EWTR, the aim of which is to promote the health and safety of the European workforce by regulating the number and pattern of hours worked.
All NHS Hospital Trusts in the UK are required to ensure that their employment conditions for doctors-in-training comply with the EWTD, the aim of which is to promote the health and safety of the European workforce by regulating the number and pattern of hours worked.
In this way, interneurons appear to stabilize newly-formed memories by regulating the number and distribution of granule cells involved in encoding memories.
