. 2013 May 16;2013:257682. doi: 10.1155/2013/257682

Table 2.

Levels of PENK gene expression in the CNS of goats stimulated by EA (2^−ΔΔCt, mean ± SD, n = 6).

Nuclei and areas	Sham control	−0.5 h	0 h	2 h	4 h	6 h	8 h	12 h	24 h
ACB	1.06 ± 0.05^d	1.00 ± 0.00^d	1.15 ± 0.12^cd	1.29 ± 0.18^cd	1.68 ± 0.21^b	2.01 ± 0.24^a	1.43 ± 0.17^bc	1.17 ± 0.16^cd	1.23 ± 0.14^cd
CAU	1.03 ± 0.02^d	1.00 ± 0.00^d	1.11 ± 0.10^cd	1.26 ± 0.26^bcd	1.75 ± 0.21^ab	2.04 ± 0.19^a	1.26 ± 0.31^bcd	1.49 ± 0.35^bcd	1.54 ± 0.48^abc
AMY	1.17 ± 0.08^e	1.00 ± 0.00^e	1.35 ± 0.19^cd	1.41 ± 0.11^cd	1.57 ± 0.13^bc	1.31 ± 0.12^d	1.74 ± 0.06^b	2.10 ± 0.10^a	1.51 ± 0.13^cd
PVH	1.06 ± 0.04^e	1.00 ± 0.00^e	1.31 ± 0.09^d	1.38 ± 0.11^cd	1.89 ± 0.12^b	2.34 ± 0.10^a	1.57 ± 0.13^c	2.06 ± 0.19^b	1.53 ± 0.15^cd
VMH	1.24 ± 0.16^e	1.00 ± 0.00^e	1.29 ± 0.06^de	1.47 ± 0.10^cd	1.69 ± 0.17^bc	2.42 ± 0.18^a	1.44 ± 0.21^cd	1.63 ± 0.15^bc	1.87 ± 0.20^b
PAG	1.22 ± 0.21^f	1.00 ± 0.00^f	1.64 ± 0.15^ef	2.46 ± 0.37^cd	2.86 ± 0.37^ab	3.37 ± 0.41^a	2.68 ± 0.43^bc	2.02 ± 0.36^de	2.22 ± 0.33^cde
DR	1.17 ± 0.08^d	1.00 ± 0.00^d	1.37 ± 0.09^cd	1.55 ± 0.05^bcd	1.98 ± 0.22^ab	2.42 ± 0.42^a	1.93 ± 0.43^ab	1.61 ± 0.37^bc	1.75 ± 0.31^bc
HB	1.05 ± 0.04^f	1.00 ± 0.00^f	1.22 ± 0.07^def	1.29 ± 0.17^cde	1.54 ± 0.21^bc	1.16 ± 0.07^ef	1.48 ± 0.16^bcd	1.72 ± 0.14^ab	1.93 ± 0.18^a
PBN	1.16 ± 0.07^e	1.00 ± 0.00^e	1.37 ± 0.10^de	1.50 ± 0.23^cd	1.77 ± 0.31^bc	2.21 ± 0.25^a	1.44 ± 0.15^cd	1.67 ± 0.21^bcd	1.89 ± 0.19^ab
GI	1.05 ± 0.09^e	1.00 ± 0.00^e	1.27 ± 0.06^d	1.39 ± 0.17^cd	1.61 ± 0.12^c	1.93 ± 0.18^b	2.39 ± 0.20^a	1.59 ± 0.11^c	1.33 ± 0.11^d
SOL	1.08 ± 0.12^e	1.00 ± 0.00^e	1.33 ± 0.11^d	1.49 ± 0.21^bcd	1.71 ± 0.21^b	2.12 ± 0.16^a	1.36 ± 0.13^cd	1.52 ± 0.17^bcd	1.65 ± 0.22^bc
NH	1.16 ± 0.04^e	1.00 ± 0.00^e	1.54 ± 0.13^d	2.17 ± 0.22^c	3.22 ± 0.13^b	4.27 ± 0.43^a	2.19 ± 0.37^c	1.59 ± 0.24^d	2.17 ± 0.23^c

There was difference (P < 0.05) between the values with different letters, and no difference (P > 0.05) with the same letters in a line. The letters in the following tables have the same meanings.