Editing NMDA receptor (section)

===GluN2B to GluN2C switch===
Granule cell precursors (GCPs) of the cerebellum, after undergoing symmetric cell division<ref name="pmid18322077">{{cite journal | vauthors = Espinosa JS, Luo L | title = Timing neurogenesis and differentiation: insights from quantitative clonal analyses of cerebellar granule cells | journal = The Journal of Neuroscience | volume = 28 | issue = 10 | pages = 2301–2312 | date = March 2008 | pmid = 18322077 | pmc = 2586640 | doi = 10.1523/JNEUROSCI.5157-07.2008 }}</ref> in the external granule-cell layer (EGL), migrate into the internal granule-cell layer (IGL) where they down-regulate GluN2B and activate GluN2C, a process that is independent of neuregulin beta signaling through ErbB2 and ErbB4 receptors.<ref name="pmid19244516">{{cite journal | vauthors = Gajendran N, Kapfhammer JP, Lain E, Canepari M, Vogt K, Wisden W, Brenner HR | title = Neuregulin signaling is dispensable for NMDA- and GABA(A)-receptor expression in the cerebellum in vivo | journal = The Journal of Neuroscience | volume = 29 | issue = 8 | pages = 2404–2413 | date = February 2009 | pmid = 19244516 | pmc = 6666233 | doi = 10.1523/JNEUROSCI.4303-08.2009 }}</ref>