The phrase "although less active" is correct and usable in written English.
It can be used to compare the activity levels of two subjects, indicating that one is not as active as the other.
Example: "The older generation tends to be more sedentary, although less active than their younger counterparts."
Alternatives: "even if not as active" or "despite being less active".
Although less active than its GPD1 counterpart, GPD1L exhibits dehydrogenase activity, and is also implicated in the regulation of hypoxia [ 66].
TaPMM-D2, although less active than BdPMM and HvPMM-1 at 24 and 30°C, displayed substantially higher activity levels than BdPMM and HvPMM-1 at 37°C, because the change of test temperature from 30 to 37°C did not reduce TaPMM-D2 activity as strongly as that occurred to BdPMM and HvPMM-1.
Although less active recently, he was always happy to engage with colleagues and to offer advice and support.
Mo/HZSM-5, although less active, presented a high selectivity to N2. Concerning the carbon species formation, both catalysts showed a high selectivity to ethylene.
LaMnO3 catalyst, although less active in the absence of H2S, showed increased stability in the presence of H2S, with conversion of about 60%.
Although less active now than they were only 18 months ago, when whole villages were being massacred only 20 miles from Algiers, the Islamic rebels remain a major threat.
Ryecarbonitriline B also displayed the same activity although being less active than ryecyanatine A and mainly restricted to O. cumana.
The closest similarity with donepezil, in terms of AChE inhibitory activity, was obtained for the O-benzyl-hydroxypyridinone hybrids containing a 2-methylene linker, although still less active than the drug.
Jin et al. [ 30] attributed the DSC crystallization exotherms of PP dispersions in the range from 60 to 90 °C to crystallization nucleated heterogeneously, although by less active heterogeneities.
Infliximab, another TNF blocker that was used as a positive control, also showed good neutralizing activity, although it was less active at the doses used (Table 1).
A previous analysis suggests that German adults with a low level of education have higher levels of TEE than those with a high level of education, because they have higher levels of work-related physical activity, although they are less active in leisure time [ 4].
