The phrase "is most extensively" is correct and can be used in written English.
You can use it when referring to the greatest degree or extent of something. Example sentence: The novel's themes are most extensively explored in its final chapters.
Among them, the polyester family including poly d,l-lactide-co-glycolide) (PLGA), polylactide (PLA), and polyglycolide (PGA) is most extensively investigated due to its good biocompatibility and biodegradability [9, 11].
Although sucrose is most extensively examined for its analgesia effect on a single procedural pain, neonates in neonatal intensive care units can be exposed to numerous painful procedures every day requiring multiple doses of sucrose.
Taking these features together, image cytometry is usually regarded as a high-content screening (HCS) technique, and is most extensively utilized in fields such as drug discovery [8] and genomic profiling [9] that require high-throughput and high-content screening.
Of this family, src is most extensively characterised.
The inherent nature of the treatment, and the stage of disease for which it is most extensively used, probably constitute the greatest barrier in gathering this information.
The bsc T3SS is most extensively characterized in Bordetella bronchiseptica, the broad-host-range evolutionary progenitor of Bordetella pertussis and Bordetella parapertussis that cause acute respiratory diseases in humans (Yuk et al., 1998; 2000).
Beets are most extensively grown in temperate to cool regions or during the cooler seasons.
Brachiaria grasses originated in Africa, but have been most extensively used for grazing in Brazil, Colombia, Nicaragua and parts of Australia and south-east Asia.
Larger enterprises have been most extensively involved over time compared to other organisation types.
The PK of beta-lactam continuous infusions has been most extensively studied for ceftazidime [35, 54 59].
The staining indicated that this efflux transporter was most extensively expressed by HCC827 xenografts.
