In the EC, the AD-associated reduction in SST+ cells was replicated in the two SST+ EC subclasses, EC:Inh3 and EC:Inh9 (Fig. 3G-H), in parallel to a decrease in the proportion of MEF2Chigh EC:Inh0 cells in AD (Fig. 3I). The gene discussed is SST; the disease is Alzheimer disease.