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Table 1 Total phenols content in gardenia calli cultures cultured on MS media contained different concentrations of phenyl alanine or salicylic acid during the three harvested periods of culturing

From: Rutin accumulation in gardenia calli cultures as a response to phenyl alanine and salicylic acid

Treatments Total phenol (mg GAE/ g DW of callus)
  First harvest (after 2 weeks of culturing) Second harvest (after 4 weeks of culturing) Third harvest (after 5 weeks of culturing)
Control 1.72 ± 0.11 6.20 ± 1.23 5.39 ± 1.21
2 mg/l phenylalanine 4.36 ± 0.32 5.76 ± 0.04 7.32 ± 2.96
3 mg/l phenylalanine 2.03 ± 0.06 5.98 ± 0.46 9.41 ± 0.36
4 mg/l phenylalanine 2.53 ± 0.14 5.14 ± 0.23 9.52 ± 0.51
5 mg/l phenylalanine 2.62 ± 0.04 5.69 ± 0 9.53 ± 0.55
0.25 mM salicylic acid (34.5 mg/l) 2.01 ± 0.23 1.96 ± 0.92 4.19 ± 2.33
0.5 mM salicylic acid (69 mg/l) 1.19 ± 0.23 1.56 ± 0.122 2.16 ± 0.93
0.75 mM salicylic acid (103.5 mg/l) 2.03 ± 1.15 1.47 ± 0.53 1.52 ± 1.06
1 mM salicylic acid (138 mg/l) 1.36 ± 0.05 1.18 ± 0.47 1.15 ± 0.19
  1. Data represent mean ± SD