Table 1.

Primers used in the present study

Gene	Primer sequence (5′–3′)	Reference
Tph1	F: TTTCGAGTCTTTCACTGCACT	[57]
	R: CTAGGAGTTCATGGCAGGT
Tph2	F: GAGTTGCTCCACGCTTTGC	[58]
	R: ACACTCAGTCTACATCCATCCC
Chga	F: CCCACTGCAGCATCCAGTT	[59]
	R: AGTCCGACTGACCATCATCTTTC
Slc6a4	F: TATCCAATGGGTACTCCGCAG	[60]
	R: CCGTTCCCCTTGGTGAATCT
Htr3a	F: TGACCGCCTGTAGCCTTGAC	[61]
	R: TCCCACTCGCCCTGATTTATG
Htr4	F: AGTTCCAACGAGGGTTTCAGG	[62]
	R: CAGCAGGTTGCCCAAGATG
Maoa	F: GGAGAAGCCCAGTATCACAGG	[63]
	R: GAACCAAGACATTAATTTTGTATTCTGAC
Gapdh	F: CAATGTGTCCGTCGTGGATCT	[64]
	R: GTCCTCAGTGTAGCCCAAGATG

F forward primer, R reverse primer