The phrase "also identified a substantial" is correct and usable in written English.
It can be used when discussing findings or observations in research, reports, or analyses, particularly when highlighting significant results.
Example: "The study also identified a substantial increase in user engagement after the new features were implemented."
Alternatives: "also found a significant" or "also recognized a considerable".
A large number of genes had higher transcript abundance after P. xylostella herbivory compared to wounded or control plants, but we also identified a substantial number of repressed genes.
We also identified a substantial group of insertions with TSDs > 40 bp in length.
We also identified a substantial proportion of genes involved in transport which were specifically regulated in mycorrhizal roots.
We also identified a substantial number of genes related to general disease resistance processes which were specifically up-regulated by ZH3A-3 treatment.
The analysis also identified a substantial number of genes (N = 1668 [~22.24% of the probe sets]) that were suppressed in NL1-RHg as compared to TN8 (Table 5, Supplementary Table Four).
Reports detailed parasites in the stools in a variety of refugee populations, with their prevalence ranging from 9 to 19%; these studies also identified a substantial number of individuals with more than one parasite or helminth [ 9, 22].
These studies also identify a substantial probability of partial response and of relapse, which might be addressed by more intensive, longer‐term treatments.
We also identified a problem of substantial positive bias in harm rate estimates where there are high levels of inter-patient variation.
They also identified a violation regarding missiles.
Our analysis also identifies a clear and substantial effect of strain on expression, as evidenced by the distribution of PPs when we account for the cross.
The novice user also found the program comprehensive and identified a substantial benefit, not only due to his capacity for wheelchair mobility but also due to his ability to participate in meaningful activities of daily living.
