Table 1. IAA content in hypocotyl explants cultured on CIM.

Culture duration	Culture medium (phytohormones)	Inhibitor	IAA content (pmol/g fresh weight)
0 day	—	—	39.8±13.9^a
4 days	CIM (2,4-D and kinetin)	—	9.8±2.5^a
4 days	CIM (2,4-D and kinetin)	25 µM PPBo	12.5±4.7^a
4 days	2,4-D-depleted CIM (kinetin)	—	22.3±6.4^a
14 days	CIM (2,4-D and kinetin)	—	88.3±19.1^b
14 days	CIM (2,4-D and kinetin)	25 µM PPBo	17.5±4.8^a

Data are means±SD of 4 biological replicates. Values with different letters are significantly different from each other at p<0.01 (Tukey’s test).