"exceptional subset" is correct and usable in written English.
You can use it to refer to a group of people or things that stand out because they have special qualities or abilities. For example, "This school's exceptional subset of students are the best and brightest in the district."
Even though complete hematological remission is only achieved for exceptional patients, a relatively large subset of patients respond to this treatment with stabilization of normal peripheral blood cell counts.
A relatively small subset of mRNAs displayed exceptional sensitivity to translational inhibition (see Figure 1 source data 1; the most prominent ones are displayed in Figure 1F).
To allow approximate calculation of circadian time (CT) for the injections, we selected Six3-Cre Lhx1lox/lox mice exhibiting the mildest subset of splitting phenotypes, including one exceptional mouse that usually exhibited essentially wild-type behavior, for our cannulation studies.
A very small proportion of tumors are likely to possess both of these defects, but it is possible to screen for subsets of cancers that would likely exhibit exceptional sensitivity to 90CE prodrugs.
The comprehensive phenotype description and an estimation of the survival rate of a subset of GEHA subjects were performed on this exceptional cohort to identify survival predictors [ 51].
For the past few years we have also identified an important subset of the Global 2000: big companies that also have exceptional growth rates.
A failure of a subset of DNA repair mechanisms, he believes, could also explain the exceptional plants with high mutation rates and extremely large genomes.
Budget constraints for the bird project were such that exceptional measures to achieve long-range contiguity could be applied only to a select subset of species.
