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Figure 4 HPLC chromatogram of Rosmarinic acid (RA) dectection; (1) RA reference standard, (2) Callus, (3)
H. isora fruit from cultivated sources, (4) H. isora fruit from natural sources, and UV spectrum of RA
detection; (5) RA reference standard, (6) Callus, (7) H. isora fruit from cultivated sources, (8) H. isora
fruit from natural sources
