"Search for a gene" will provide differential expression data from the following datasets:
Astrocytes from 13 regions 
Bulktissue from 13 regions 
Endo F, Kasai A, Soto JS, Yu X, Qu Z, Hashimoto H, Gradinaru V, Kawaguchi R, Khakh BS. Molecular basis of astrocyte diversity and morphology across the CNS in health and disease. Science, 2022, adc9020.