"clearly instrumental" is a correct and usable phrase in written English.
It can be used to describe something or someone that is clearly serving a specific purpose or goal. Example: The new law was clearly instrumental in reducing crime rates in the city.
Connections were clearly instrumental in his rise.
Thus, the presence of a Brca1 mutation was clearly instrumental in driving mammary tumors in double heterozygous mutants, which more closely mimic the genetic background of human BRCA1 mutation carriers.
Knowing the structure of antibodies is clearly instrumental for gaining insights into the biological phenomena of the antibody antigen recognition as well as to interpret clinical data and rationally redesign the molecule for medical and biotechnological purposes (Ghiotto et al., 2011; Zibellini et al., 2010).
It might therefore be reasonably inferred, despite a relatively short duration of the study, that progressive resistance exercise (PRE) regimen is clearly instrumental in appreciably improving individual muscle strength, irrespective of nutritional supplementation, at least in the volume actually offered to the present study subjects (Table 3 and 4).
Whatever the case, Jackson has clearly been instrumental in the cosmetic surgery performed on last season's team.
I believe that giving students the ability to help each other, and stating this intention clearly, was instrumental to the success of the course.
Nest should clearly be Instrumental to this goal, yet the Google-owned poster boy for home automation only mentioned Brillo and Weave as a side note at its recent event.
Hence, dietary fibre and resistant starch alone were clearly not instrumental in improving these metabolic parameters.
Center City Opera Theatre, in Philadelphia, recently gave the première of his chamber-orchestra version of "Dorian Gray," which allows the voices to be heard clearly amid the instrumental bacchanalia.
This material, combined with the best jazz instrumental support, clearly demonstrated Fitzgerald's remarkable interpretative skills.
In fact, TaqI proved instrumental in clearly distinguishing one of the groups.
