TLX2 and Parkinson disease: Third, the relevance of EAAT/NCX functional interaction in PD pathology needs to be also explored in glial cells, which normally contribute to the maintenance of brain homeostasis [108], can metabolically respond to glutamate in an EAAT/NCX-dependent manner [38,41] and ultimately can play a relevant role in degenerative disorders, including PD [109,110,111].