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Table 1 Response of nodal explants of Andrographis alata cultured on MS medium supplemented with cytokinins

From: Rapid plant regeneration, analysis of genetic fidelity, and neoandrographolide content of micropropagated plants of Andrographis alata (Vahl) Nees

Growth regulator Concentration (μM) Percentage of regeneration Mean number of shoots per explants Average shoot length (cm)
Control 0.0 0 0 ± 0f 0 ± 0g
KN 2.5 83.33 1.2 ± 0.13e 2.52 ± 0.17a
5 66.66 1 ± 0.00e 1.95 ± 0.03b
7.5 66.66 1.25 ± 0.13e 1.57 ± 0.14cd
10 50 1 ± 0e 0.96 ± 0.09e
2-iP 2.5 83.33 1.20 ± 0.13e 0.53 ± 0.02f
5 83.33 1.25 ± 0.16e 0.46 ± 0.05f
7.5 66.66 1.50 ± 0.18e 0.58 ± 0.05f
10 66.66 1 ± 0.00e 0.60 ± 0.04f
BAP 2.5 83.33 2.4 ± 0.16d 0.87 ± 0.04e
5 83.33 5.25 ± 0.31c 0.93 ± 0.08e
7.5 75.00 8.6 ± 0.26b 1.37 ± 0.07d
10 83.33 12.20 ± 0.64a 1.68 ± 0.06c
TDZ 2.5 50 0 ± 0f 0 ± 0g
5 66.66 0 ± 0f 0 ± 0g
7.5 66.66 0 ± 0f 0 ± 0g
10 66.66 0 ± 0f 0 ± 0g
  1. Data was recorded after 4 weeks of culture. Each value represents the mean ± standard error. Treatment mean values followed by different letters in their superscript are significantly different from each other (p = 0.05) according to Duncan’s multiple range test