The phrase "a role of both" is not correct in standard written English.
It may be intended to convey the idea of shared responsibilities or functions, but it lacks clarity and proper grammatical structure.
Example: "In this project, we need to define a role for both team leaders and team members to ensure effective collaboration."
Alternatives: "a shared role" or "a dual role".
Altogether, this study demonstrates a role of both, associative processes and executive control.
These data provide evidence for a role of both mGluR1 and mGluR5 subtypes in changing the frequency of non-synaptic bursting, with mGluR1 alone causing alterations in burst duration and amplitude.
Furthermore, these results are consistent with a role of both oxygen and NO in coordinated regulation of the force-generating capacity of skeletal muscle.
However, a role of both oxygen [39], [44] and iron [45], [46] in determining the consequences of frataxin depletion has been demonstrated in a number of models and conditions suggesting that their interaction is actually the critical factor.
Over-expressing of either caspase-8 or caspase-10 in I9-2e cells triggered cell death and restored sensitivity to FasL, further arguing for a role of both initiator caspases in Fas apoptotic signalling.
The co-localization of HDAC6 and Tau-1 in the more dynamic domain of the axon suggest a role of both proteins in promoting the microtubules cytoskeleton characteristics necessary for axonal growth and transport.
A role of Gβ13F both in the nervous system (Schaefer et al., 2001) and in muscles (Schnorrer et al., 2010) has been described previously.
This is consistent with a role of SLC4A11 in both Na+ and water movement.
These findings point to a role of PU.1 for both normal haematopoietic differentiation and leukaemogenesis.
Epidemiologic evidence indicates a role of prolactin in both the pathogenesis and progression of breast cancer (Hankinson et al, 1999).
This suggests a role of MIF in both the initiation of and sustaining the inflammatory cascade (for review see [ 1, 2]).
