Comparative Studies on Cellular Behaviour of Carnation (Dianthus caryophyllus Linn. cv. Grenadin) Grown In Vivo and In Vitro for Early Detection of Somaclonal Variation
Table 3
Comparison between chromosome numbers of in vivo and in vitro grown Dianthus caryophyllus root meristems.
Dianthus caryophyllus
MS media + hormone (mg L−1)
Age
Chromosome number (mean)
In vivo
—
4-day-old (standard growth)
29.73 ± 0.12a
In vitro
2 mg L−1 NAA
1-day-old
29.40 ± 0.31a
2-day-old
28.87 ± 0.29a
3-day-old
29.67 ± 0.16a
4-day-old
29.00 ± 0.48a
1-week-old
29.47 ± 0.40a
2-week-old
29.87 ± 0.24a
3-week-old
29.93 ± 0.42a
4-week-old
29.53 ± 0.51a
5-week-old
28.80 ± 0.39a
6-week-old
28.73 ± 0.44a
7-week-old
28.67 ± 0.36a
8-week-old
27.93 ± 0.43a
3-month-old
28.27 ± 0.60a
4-month-old
28.31 ± 0.69a
6-month-old
29.00 ± 0.60a
Means with different letters in the same column differ significantly at P < 0.05 by one-way ANOVA and Duncan’s multiple range test.