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Table 3 Root elongation and shoot height variation in T. daenensis seedlings treated with SWCNTs

From: Exposure to single-walled carbon nanotubes differentially affect in vitro germination, biochemical and antioxidant properties of Thymus daenensis celak. seedlings

SWCNT

(µg ml−1)

Root heigth4

(cm)

Shoot height4

(cm)

Shoot length10 (cm)

Shoot length25 (cm)

Shoot length40 (cm)

0

1.5 ± 0.00 a

0.65 ± 0.03 a

1.58 ± 0.1 a

2.2 ± 0.2 a

5 ± 1.4 a

62.5

1.6 ± 0.19 a

0.61 ± 0.1 a

1.5 ± 0.18 a

2.1 ± 0.5 a

3.7 ± 0.5 b

125

1.01 ± 0.09 b

0.51 ± 0.03 b

1.49 ± 0.2 a

2.03 ± 0.5 a

2.70 ± 0.2 c

250

0.59 ± 0.03 c

0.50 ± 0.03 b

1.37 ± 0.42 b

1.8 ± 0.4 b

2.78 ± 0.2 c

500

0.25 ± 0.02 c

0.47 ± 0.06 bc

0.66 ± 0.2 c

1.9 ± 0.3 b

1.8 ± 0.2 d

1000

0.1 ± 0.02 d

0.10 ± 0.018 c

0.31 ± 0.08 d

0.50 ± 0.0 d

0.85 ± 1.0 e

  1. Abbreviations: root heigth4 root height after 4 days, shoot height 4 shoot height after 4 days, shoot height 7 shoot height after 7 days, shoot height 10 shoot height after 10 days, shoot height 25 shoot height after 25 days, shoot height 40 shoot height after 40 days