Table S1. The sequence of primers in this study.
| Sequence | Name | Length |
|---|---|---|
| AACTCTACCAAGGAATCA | CCKAR-F | 107 bp |
| GTAACAGCCATCACTATC | CCKAR-R | |
| GAGACAGAAGATGAAGATAAC | TRPA1-F | 133 bp |
| GGTGGCTAATAGAACAATG | TRPA1-R | |
| TTGTCTGGATTGGTTATC | 5-HT2A-F | 157 bp |
| AATGCTGGTATAGTGTTC | 5-HT2A-R | |
| GGAAGACAAGTGTGAGAC | HRH1-F | 77 bp |
| GGAGGTAGAAGTTAATAATAGCA | HRH1-R | |
| GCTATAACGATAGGCAATG | HRH4-F | 132 bp |
| CAGAGGAATGGAGATGAC | HRH4-R | |
| TATGGAATCCTGTGGCATC | β actin-F | 87 bp |
| GTGTTGGCATAGAGGTCTT | β actin-R |
F: forward; R: reverse.