The phrase "an instructive role" is correct and usable in written English.
You can use it when describing a position or function that provides guidance or education to others.
Example: "In her new position, she will take on an instructive role, helping to train new employees."
Alternatives: "a teaching role" or "an educational role".
He cautions, however, that it hasn't quite proven that parentese serves an instructive role.
Molecules of the extracellular matrix have an instructive role in the formation of the neuromuscular junction, the best-characterized synapse.
C/EBPα plays an instructive role in the macrophage-neutrophil cell-fate decision and its expression is necessary for neutrophil development.
Although the pattern of output from locomotor networks can be influenced by MN position and identity, whether MNs exert an instructive role in shaping synaptic specificity within the spinal cord is unclear.
In addition, MTA1 possesses an inherent histone amplifier activity with an instructive role in impacting the epigenetic landscape, providing a new perspective to the molecular governance of dual coregulator functions of a master coregulator.
Finding that Lbe marks specifically differentiating leg myoblasts suggested an instructive role in leg myogenesis.
However, Wnt5a has been found to be required for stereocilia orientation in the cochlea, indicating that Wnt5a can play an instructive role in PCP during development [4].
Recently, a mechanistic model has proposed that PTM of synaptic proteins, maintained by endogenous brain activity, play an instructive role for LTM [2].
While these studies suggest an instructive role of activin/Nodal pathway in cardiogenesis, questions of cell autonomy and specificity remain unanswered.
Thus, our results would appear to exclude an instructive role for Notch ligands in inducing actual Th1/Th2 development from naïve CD4+ T cells.
Data suggests that in addition to defining positive versus negative selection, TCR affinity for selecting ligands may also play an instructive role in defining lineage commitment.
