Congrong Shujing Granule-Induced GRP78 Expression Reduced Endoplasmic Reticulum Stress and Neuronal Apoptosis in the Midbrain in a Parkinson’s Disease Rat Model

Table 1

Drug-dose combination orthogonal design and efficiency calculation table L8 (27).

Experiment ID	Cistanche deserticola	Refined Rhizoma polygonati	Salvia miltiorrhiza	Radix Paeoniae Rubra	Tree peony bark	Mean cell viability (n = 3)
A	1	1	1	1	1	143.00 ± 11.79%
B	1	1	1	2	2	133.00 ± 6.25%
C	1	2	2	1	1	150.67 ± 5.13%
D	1	2	2	2	2	143.33 ± 6.03%
E	2	1	2	1	2	128.00 ± 7.55%
F	2	1	2	2	1	134.33 ± 13.65%
G	2	2	1	1	2	117.67 ± 8.74%
H	2	2	1	2	1	132.67 ± 2.89%

Note: different levels of individual herbs: C. deserticola 1 = 6 g and 2 = 10 g; refined R. polygonati 1 = 12 g and 2 = 15 g; S. miltiorrhiza 1 = 12 g and 2 = 15 g; R. Paeoniae Rubra 1 = 12 g and 2 = 15 g; and tree peony bark 1 = 10 g and 2 = 15 g.