{
"title": "D1/D2 receptor co-expression rates across striatal subregions",
"papers": [
{
"doi": "10.1038/srep41432",
"unit": "% of MSNs",
"value": 1.9,
"method": "double BAC transgenic (Drd1a-tdTomato/Drd2-EGFP)",
"region": "dorsal striatum",
"species": "mouse",
"value_source_sentence": "D1/D2 MSNs are uniformly distributed throughout the dorsal striatum (1.9% of MSNs)."
},
{
"doi": "10.1038/srep41432",
"unit": "% of MSNs",
"value": 14.6,
"method": "double BAC transgenic",
"region": "NAc shell",
"species": "mouse",
"value_source_sentence": "In contrast, they are heterogeneously distributed and more numerous in the ventral striatum (14.6% in the shell and 7.3% in the core)."
},
{
"doi": "10.1038/srep41432",
"unit": "% of MSNs",
"value": 7.3,
"method": "double BAC transgenic",
"region": "NAc core",
"species": "mouse",
"value_source_sentence": "In contrast, they are heterogeneously distributed and more numerous in the ventral striatum (14.6% in the shell and 7.3% in the core)."
}
],
"x_axis": "Striatal subregion",
"y_axis": "Percentage of MSNs co-expressing D1 and D2",
"n_analyzed": "not explicitly reported in abstract; double BAC transgenic counting approach",
"n_definition": "individual MSNs counted in striatal subregions",
"scope_region": "mouse striatum (dorsal + ventral)",
"comparison_id": "fig_sec3_d1d2_coexpression",
"comparison_type": "regional co-expression quantification",
"taxonomic_level": "cell type (D1+, D2+, D1/D2+ MSNs)",
"scope_population": "medium spiny neurons (MSNs)",
"homogeneity_check": "All data from single study using consistent transgenic reporter approach. Subregion comparisons are internally controlled. Limitation: reporter-based detection may under- or over-estimate true receptor co-expression vs. single-cell transcriptomics or protein co-localization."
}