Factors Affecting the Accumulation of Curcumin in Microrhizomes of Curcuma aromatica Salisb

Table 2

Effect of 6-BA and NAA in MS containing 3% sucrose on production of microrhizomes and curcuminoids.

MS + 3% (w/v); sucrose + plant; growth regulator (mg/L)		Induction rate of microrhizomes (%)	Average weight of microrhizomes (g)	Content of curcumin (μg/g)	Content of demethoxycurcumin (μg/g)	Content of curcuminoids (μg/g)	Total yield of curcumin (μg/bottle)	Total yield of demethoxycurcumin (μg/bottle)	Total yield of curcuminoids (μg/container)
NAA	6-BA
0.1	1.0	55.67 ± 1.00^b	0.02342 ± 0.0035^a	ND	ND	ND	ND	ND	ND
0.1	3.0	25.00 ± 1.67^d	0.02341 ± 0.0118^a	534.98 ± 0.29^a	397.69 ± 1.23^a	3452.67 ± 1.52^a	1.99 ± 0.01^b	134.38 ± 0.034^c	16.36 ± 0.05^c
0.1	5.0	31.67 ± 1.67^c	0.0190 ± 0.0053^a	15.340 ± 1.33^c	165.28 ± 18.13^c	180.69 ± 19.346^c	0.55 ± 0.05^d	5.95 ± 0.65^d	6.51 ± 0.70^d
0.5	1.0	61.67 ± 5.00^b	0.0228 ± 0.00348^a	18.28 ± 1.91^bc	183.13 ± 34.834^c	201.341 ± 6.76^c	1.534 ± 0.16^c	15.348 ± 0.341^b	17.02 ± 0.57^b
0.5	3.0	76.67 ± 6.67^a	0.02346 ± 0.0080^a	20.27 ± 0.349^b	198.13 ± 34.65^b	218.341 ± 5.134^b	2.30 ± 0.06^a	22.3434 ± 0.53^a	234.73 ± 0.58^a
0.5	5.0	36.67 ± 3.334^c	0.01734 ± 0.0033^a	ND	ND	ND	ND	ND	ND

Values followed by different letters differ significantly. . ND: not detected.