Induction and Analysis of the Alkaloid Mitragynine Content of a Mitragyna speciosa Suspension Culture System upon Elicitation and Precursor Feeding

Table 3

Effects of the combination NAA and BAP at different concentrations on the percentage of callus induction from petiole explants.

	Percentage of explants that produced callus (%)
Treatments	NAA (mgL^−1)
	0	2	4	6	8
BAP (mgL^−1)
0	6.943^ef	8.33^def	37.5^b	24.997^c	20.833^cd
0.5	4.167^f	19.443^cde	50^a	12.5^def	8.33^def

Percentages within a column that have the same letter are not statistically significantly different according to Duncan’s multiple range test at 𝑃≤0.05.