Skip to main content

Table 2 Chemical profiling of various herbal extracts of Picrorhiza kurroa based on two major marker compounds

From: Phytochemical studies for quantitative estimation of iridoid glycosides in Picrorhiza kurroa Royle

Location Date of analysis Code Percentage of marker compounds
Picroside I (% Dry wt. basis) Picroside-II (% Dry wt. basis)
R1 R2 R3 R4 R5 Mean ± SD R1 R2 R3 R4 R5 Mean ± SD
Toshimadan Dec–Jan, 2004 Pk-Ts 2.17 2.37 2.18 1.98 2.20 2.18 ± 0.13 1.19 2.33 2.30 1.30 2.23 1.67 ± 0.57
Toshimadan June–July, 2004 Pk-Ts 3.84 3.09 4.06 2.95 2.89 3.36 ± 0.54 4.46 3.33 3.34 3.03 4.21 3.47 ± 0.62
Toshimadan Dec–Jan, 2005 Pk-Ts 2.36 3.25 3.71 3.15 4.58 3.41 ± 0.81 4.12 4.35 5.03 4.26 4.29 4.41 ± 0.35
Toshimadan June–July, 2005 Pk-Ts 2.35 2.00 2.96 2.04 1.95 2.26 ± 0.4 3.21 4.51 3.43 4.11 3.59 3.57 ± 0.53
Toshimadan Dec–Jan, 2006 Pk-Ts 3.76 4.59 3.61 5.33 4.36 4.53 ± 0.69 5.91 6.32 5.24 5.79 6.14 5.88 ± 0.41
Toshimadan June–July, 2006 Pk-Ts 3.66 3.96 2.22 3.41 3.35 3.32 ± 0.66 4.72 3.68 5.02 3.84 5.09 5.65 ± 0.66
         3.17 ± 0.86       4.10 ± 1.56
Gurez Dec–Jan, 2004 Pk-Gr 5.06 5.99 4.89 5.23 3.68 5.12 ± 0.83 4.5 3.10 3.02 4.1 3.23 3.81 ± 0.66
Gurez June–July, 2004 Pk-Gr 2.06 2.11 2.47 4.03 3.98 2.93 ± 0.99 1.09 2.02 1.36 1.84 2.44 1.75 ± 0.53
Gurez Dec–Jan, 2005 Pk-Gr 6.21 6.19 6.72 8.76 6.77 6.93 ± 1.05 4.64 5.19 6.10 6.86 5.81 5.72 ± 0.85
Gurez June–July, 2005 Pk-Gr 2.89 2.21 4.32 4.97 4.61 3.80 ± 1.18 2.87 2.47 3.25 3.51 4.20 3.60 ± 0.65
Gurez Dec–Jan, 2006 Pk-Gr 3.40 4.78 3.39 4.99 5.84 4.48 ± 1.06 4.81 6.70 5.99 5.92 5.43 5.77 ± 0.70
Gurez June-July, 2006 Pk-Gr 6.61 7.47 8.29 7.85 8.98 7.84 ± 0.88 6.25 7.61 6.68 5.98 6.23 6.55 ± 0.64
         5.18 ± 1.87       4.53 ± 1.79
Sonamarg-B Dec–Jan, 2004 PkS-B 5.96 5.83 4.86 4.82 6.78 5.65 ± 0.82 1.25 1.41 0.87 1.03 1.19 1.15 ± 0.20
Sonamarg-B June–July, 2004 PkS-B 2.79 2.31 4.02 2.02 3.16 2.86 ± 0.78 4.06 4.95 5.07 4.41 6.47 4.99 ± 0.92
Sonamarg-B Dec–Jan, 2005 PkS-B 4.03 5.91 5.99 7.38 6.79 6.02 ± 1.26 1.18 1.12 0.91 1.15 1.74 1.22 ± 0.30
Sonamarg-B June–July, 2005 PkS-B 1.31 1.42 1.23 2.20 1.19 1.47 ± 0.41 3.91 5.18 5.86 5.74 6.76 5.49 ± 1.04
Sonamarg-B Dec–Jan, 2006 PkS-B 1.01 0.84 1.35 0.76 0.84 0.96 ± 0.23 1.37 1.24 1.09 1.56 0.74 1.20 ± 0.30
Sonamarg-B June–July, 2006 PkS-B 0.79 1.13 0.78 0.49 1.01 0.82 ± 0.24 0.87 1.96 0.78 1.31 0.83 1.15 ± 0.49
         2.95 ± 2.34       2.53 ± 2.10
Gulmarg Dec–Jan, 2004 Pk-G 1.20 1.68 0.93 1.88 3.07 1.75 ± 0.82 3.71 4.36 2.12 2.18 2.13 2.90 ± 1.06
Gulmarg June–July, 2004 Pk-G 2.19 3.11 2.17 2.51 3.27 2.65 ± 0.51 3.91 2.33 4.04 3.01 2.86 3.23 ± 0.72
Gulmarg Dec–Jan, 2005 Pk-G 2.52 3.72 2.55 3.42 2.59 2.96 ± 0.56 2.53 5.44 5.45 4.34 4.84 4.78 ± 1.20
Gulmarg June–July, 2005 Pk-G 2.09 2.24 2.56 1.45 3.31 2.33 ± 0.68 2.61 1.84 2.61 1.23 1.91 2.09 ± 0.58
Gulmarg Dec–Jan, 2006 Pk-G 2.79 3.09 3.11 4.21 3.85 3.41 ± 0.59 4.14 4.05 3.48 3.60 4.23 3.90 ± 0.33
Gulmarg June–July, 2006 Pk-G 3.12 4.09 3.78 2.68 4.37 3.58 ± 0.69 4.92 4.93 3.22 4.27 5.21 4.51 ± 0.79
         2.78 ± 0.68       3.56 ± 1.02
Sonamarg-Y Dec–Jan, 2004 PkS-Y 1.20 2.06 1.23 3.24 2.37 2.02 ± 0.85 2.1 1.49 2.47 2.91 2.78 2.35 ± 0.57
Sonamarg-Y June–July, 2004 PkS-Y 4.98 2.95 3.84 5.95 4.43 4.43 ± 1.13 2.82 3.94 2.37 4.94 3.78 3.57 ± 1.00
Sonamarg-Y Dec–Jan, 2005 PkS-Y 7.0 6.41 5.92 5.91 6.81 6.41 ± 0.49 3.93 2.46 2.81 3.47 4.68 3.47 ± 0.88
Sonamarg-Y June–July, 2005 PkS-Y 3.55 5.02 3.28 5.84 4.41 4.42 ± 1.05 4.58 3.91 2.03 4.59 4.69 3.96 ± 1.12
Sonamarg-Y Dec–Jan, 2006 PkS-Y 4.40 5.93 5.11 4.77 6.19 5.28 ± 0.76 4.61 6.5 6.98 4.88 6.86 5.88 ± 1.13
Sonamarg-Y June–July, 2006 PkS-Y 7.55 7.41 4.92 7.65 6.88 6.95 ± 1.13 5.81 5.94 7.16 8.23 7.96 7.02 ± 1.11
         4.91 ± 1.75       4.37 ± 1.73
Veerinag Dec–Jan, 2004 PkV 3.06 4.92 4.09 5.07 5.01 4.43 ± 0.86 3.01 3.65 3.68 4.41 4.0 3.75 ± 0.51
Veerinag June–July, 2004 PkV 5.49 6.85 4.68 5.11 6.12 5.65 ± 0.85 3.94 4.68 5.33 6.42 5.23 5.12 ± 0.91
Veerinag Dec–Jan, 2005 PkV 1.02 1.81 2.19 2.17 2.66 1.97 ± 0.61 2.41 2.34 2.79 1.92 2.9 2.47 ± 0.39
Veerinag June–July, 2005 PkV 3.91 5.53 3.71 3.77 4.28 4.24 ± 0.75 2.44 3.32 2.22 2.85 3.12 2.99 ± 0.45
Veerinag Dec–Jan, 2006 PkV 2.41 3.81 4.12 3.26 4.90 3.70 ± 0.93 2.40 2.18 2.89 3.86 2.92 2.85 ± 0.64
Veerinag June–July, 2006 PkV 3.60 3.82 4.94 4.29 3.85 4.10 ± 0.53 7.12 8.04 6.39 7.61 6.04 7.04 ± 0.82
         4.01 ± 1.19       4.03 ± 1.74
Keller Dec–Jan, 2004 PkK 2.11 1.91 2.12 2.47 3.09 2.34 ± 0.46 6.50 8.90 6.21 5.78 6.96 6.87 ± 1.21
Keller June–July, 2004 PkK 2.12 1.33 2.11 2.09 1.25 1.78 ± 0.44 2.0 2.51 2.41 2.15 1.68 2.15 ± 0.33
Keller Dec–Jan, 2005 PkK 2.24 2.92 2.99 3.56 3.29 2.98 ± 0.49 4.89 4.09 3.23 5.41 4.33 4.41 ± 0.82
Keller June–July, 2005 PkK 2.31 3.81 2.12 3.05 4.86 3.23 ± 1.12 5.03 4.7 4.28 5.52 5.22 4.75 ± 0.47
Keller Dec–Jan, 2006 PkK 3.19 3.41 3.09 5.17 4.94 3.96 ± 1.00 7.87 8.21 8.06 5.09 8.97 7.04 ± 1.48
Keller June–July, 2006 PkK 3.03 2.28 3.41 1.87 3.81 2.88 ± 0.79 8.3 6.5 6.6 6.39 7.86 7.13 ± 0.88
         2.86 ± 0.74       5.39 ± 1.99