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Table 2 Identities and abundances of the 12 marker compounds corresponding to peaks 1–12 in the chromatogram of PSR shown in Fig. 1

From: Neuroprotective effect of a novel Chinese herbal decoction on cultured neurons and cerebral ischemic rats

Peak Markera Retention time (min) Abundance (%) Herbs indicated by the marker
1 Paeoniflorin 20.20 15.95 ± 0.94 P. lactiflora
2 Ferulic acid 28.57 0.51 ± 0.04 A. sinensis
     L. chuanxiong
3 Liquiritin 31.20 0.43 ± 0.05 G. uralensis
4 Ononin 45.78 0.16 ± 0.01 A. membranaceus
5 Lithospermic acid 48.19 0.64 ± 0.02 S. miltiorrhiza
6 Salvianolic acid B 52.67 1.62 ± 0.04 S. miltiorrhiza
7 Glycyrrhizic acid 68.14 1.41 ± 0.04 G. uralensis
8 Formononetin 68.45 0.53 ± 0.01 A. membranaceus
9 Ligustilide 75.76 0.25 ± 0.00 A. sinensis
     L. chuanxiong
10 Cryptotanshinone 78.78 0.25 ± 0.02 S. miltiorrhiza
11 Tanshinone I 79.39 3.81 ± 0.21 S. miltiorrhiza
12 Chrysophanol 80.18 0.52 ± 0.01 C. obtusifolia
  1. aAll the marker compounds of PSR except ononin have been demonstrated to be neuroprotective in rodent models of cerebral ischemia, and ononin can protect neuronal cells against glutamate-induced cytotoxicity [32, 34, 5058]