Table 1 Geographical parameters, crude extract yield, yield of aloin and aloe-emodin and antiplasmodial EC50 values of Aloe vera aqueous extracts collected from different sites of India
Sr. No. | Agro-climatic zones | Collection sites | Place of collection | Average Temp. (°C). | Average Rainfall (mm). | Crude Extract Yield (g/100 g) | Aloin Yield out of crude extract | Aloe-emodin Yield out of crude extract | EC50 (μg/ml) for antiplasmodial activity | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
(mg/g) | % yield | (mg/g) | % yield | ||||||||
1 | Highland | Jammu and Kashmir [J&K] | Jammu | 13.5 | 1011 | 3.7 | 0.45 ± 0.061 | 1.21 | 0.23 ± 0.054 | 0.62 | 0.441 ± 0.093 |
2 |  | Himachal Pradesh [H.P.] | Palampur | 13.5 | 1251 | 3.5 | 0.45 ± 0.043 | 1.28 | 0.21 ± 0.008 | 0.60 | 0.289 ± 0.032 |
3 | Semi-arid | Punjab | Sangrur | 25 | 649 | 3.9 | 0.32 ± 0.050 | 0.82 | 0.29 ± 0.066 | 0.74 | 0.472 ± 0.012 |
4 |  | Haryana | Rohtak | 27 | 617 | 4.1 | 0.39 ± 0.022 | 0.95 | 0.11 ± 0.037 | 0.27 | 0.407 ± 0.085 |
5 | Arid | Rajasthan | Jaisalmer | 28.5 | 209.5 | 3.5 | 0.37 ± 0.034 | 1.06 | 0.27 ± 0.029 | 0.77 | 0.980 ± 0.007 |
6 |  | Gujarat | Gandhinagar | 27.5 | 1107 | 3.8 | 0.21 ± 0.067 | 0.55 | 0.13 ± 0.043 | 0.34 | 0.621 ± 0.036 |
7 | Humid Subtropical | Uttar Pradesh [U.P.] | Pratapgarh | 25.5 | 904 | 3.9 | 0.33 ± 0.041 | 0.85 | Peak not detected | --- | 0.299 ± 0.059 |
8 |  | Madhya Pradesh [MP] | Bhopal | 25.5 | 1146 | 3.0 | 0.22 ± 0.074 | 0.73 | 0.19 ± 0.060 | 0.63 | 0.689 ± 0.027 |
9 | Tropical wet & dry | West Bengal [W.B.] | Kolkata | 27 | 1582 | 3.4 | 0.17 ± 0.037 | 0.50 | 0.27 ± 0.036 | 0.79 | 0.417 ± 0.041 |
10 |  | Telangana | Hyderabad | 26.5 | 812.5 | 3.7 | Peak not detected | --- | Peak not detected | --- | 1056 ± 0.033 |
11 | Tropical wet | Kerala | Kochi | 28 | 3005 | 3.6 | Peak not detected | --- | 0.09 ± 0.042 | 0.25 | 0.558 ± 0.047 |
12 |  | Goa | Vasco | 27.5 | 3055 | 3.3 | 0.15 ± 0.033 | 0.45 | 0.20 ± 0.040 | 0.60 | 0.663 ± 0.029 |