REAGENT or RESOURCE	SOURCE	IDENTIFIER
Antibodies
Rabbit Anti-Tyrosine Hydroxylase antibody	Millipore	Cat#AB152; RRID: AB_390204
Mouse Anti-NeuN antibody	Millipore	Cat# MAB377; RRID:AB_2298772
Goat Anti-Choline Acetyltransferase antibody	Millipore	Cat# AB144P;RRID:AB_2079751
Rabbit Doublecortin Antibody	Cell Signaling	Cat# 4604; RRID:AB_561007
Ki-67 Monoclonal Antibody (SolA15)	Thermo Fisher Scientific	Cat# 14-5698-82; RRID:AB_10854564
Rabbit anti-Parvalbumin antibody	Swant	Cat# PV27; RRID:AB_2631173
Goat Nurr1 Polyclonal antibody	R & D Systems	Car#AF2156; RRID:AB_2153894
VECTASTAIN ABC-Peroxidase Kit	Vector Laboratories	Cat# PK-4001; RRID:AB_2336810
Mouse Nurr1 monoclonal antibody FITC conjugated	Santa Cruz Biotechnology	Cat# SC-376984 FITC
Chemicals, peptides, and recombinant proteins
Tamoxifen	Sigma	Cat# T5648
3, 3′-Diaminobenzidine	Electron Microscopy Science	Cat#13080
Critical commercial assays
Mouse ShhN ELISA Kit (For Lysates)	RayBio	Cat#: ELM-ShhN-CL
Deposited data
scRNAseq Data	Tiklová et al., 2019	GEO: GSE116138
Experimental models: Organisms/strains
Mouse B6.SJL-Slc6a3tm1.1(cre)Bkmn/J	The Jackson Laboratory	IMSR Cat# JAX:006660 RRID: IMSR_JAX:006660
Mouse: B6.Cg-Gt(ROSA)26Sortm9(CAG-tdTomato)Hze/J	The Jackson Laboratory	IMSR Cat# JAX:007909, RRID:IMSR_JAX:007909
Mouse B6;129-Shhtm2Amc/J	The Jackson Laboratory	IMSR Cat# JAX:004293, RRID: MMRRC_004293-UCD
Mouse C57BL/6J	The Jackson Laboratoory	IMSR Cat# JAX: 000664, RRID:ISMR_JAX: 000664
Oligonucleotides
For qRT-PCR sequence please see Table 1	This paper	N/A
For genotyping sequence please see mouse lines in methods	The Jackson Laboratory	N/A
Software and algorithms
Stereo Investigator	MBF Bioscience	RRID:SCR_017667
ImageJ	NIH	RRID:SCR_003070
Sigma Plot software	Systat Software	RRID:SCR_003210