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(A) Representative images of control and ASD caudate. Drd2 emulsion autoradiographs. (B) Histograms of Drd2 mRNA labeling within individuals cells quantifies the distribution from emulsion autoradiographs in controls (upper panels) and ASD (lower panels). Differences between control and ASD distributions were analyzed with a Kolmogorov–Smirnov test. n = 10 control, 11 ASD cases; n = 884 control caudate, 1,004 autism caudate, 766 control putamen, 1,000 autism putamen cells.
