The phrase "although only a small subset" is correct and usable in written English.
It can be used to introduce a contrast or limitation regarding a specific group or category within a larger context.
Example: "Although only a small subset of the population participated in the study, the results were still significant."
Alternatives: "even if it's just a limited group" or "despite being a minor portion".
We hear that there are hundreds of possible modules, although only a small subset of these show up for each query.
Moreover, Id3−/− neonatal γδ T cells had an activated phenotype similar to that observed in the adult Id3−/− thymus (Fig. 3D and E), although only a small subset of these cells were positive for NK1.1.
Although only a small subset of genes exhibited dose-dependent responses in both technologies, the correspondence between both was strong.
13 Although only a small subset of patients with calcifications have seizures or epilepsy, most persons with seizures only have calcifications.
Fibroblast-based assays reveal expression heterogeneity among females; approximately 15%-25%-25%human X-linked genes escape X-inactivation fully or in part [ 10], although only a small subset of these genes show higher expression in females [ 11- 13].
In summary, although testing only a small subset of E3 ligases, we uncovered that phosphoUb can lead to marked defects in polyUb chain generation.
Although for only a small subset of the overall items, this study provides the first known comparison between reliability estimates of the same items on tools tested in different countries.
Although we mapped only a small subset of the biodiversity that occurs in the region, we found striking geographic differences in endemic species concentrations across taxonomic groups.
Although we sampled only a small subset of genes, we identified differences in gene expression between native and introduced populations of plants that may have ecological relevance.
Although PTEN results were available for only a small subset of patients, these results suggest that upward adjustment for PTEN may aid the identification of BRCA1 carriers.
Although numerous mouse RNA libraries are available, only a small subset is derived from wild-type developing mouse testes [ 39].
