Skip to main content

Table 1 Comparison of photosynthetic-related pigments in wild-type and two phytochrome mutants of tomato under chilling stress

From: Comparative analysis of two phytochrome mutants of tomato (Micro-Tom cv.) reveals specific physiological, biochemical, and molecular responses under chilling stress

Treatment

Genotypes

Chlorophyll a

Chlorophyll b

Chlorophyll a:b

Carotenoids

μg cm−2

μg cm−2

μg cm−2

Control

MT

22.37 ± 1.02 Aab

10.04 ± 1.12 Aab

4.2 ± 0.12 Aab

5.2 ± 0.83 Ab

aur

17.21 ± 1.21 Aa

8.33 ± 0.72 Aa

3.3 ± 0.24 Aa

3.4 ± 0.33 Aa

hp1

25.09 ± 0.75 Ab

14.09 ± 0.42 Ab

4.9 ± 0.37 Ab

7.5 ± 0.28 Ac

Chilling stress

MT

19.71 ± 1.02 Aa

7.34 ± 0.72 Aab

3.8 ± 0.38 Ab

6.1 ± 0.22 Ab

aur

16.34 ± 1.05 Aa

5.28 ± 0.52 Aa

2.8 ± 0.61 Aa

2.5 ± 0.64 Aa

hp1

32.52 ± 1.25 Bb

9.79 ± 0.44 Ab

3.5 ± 0.82 Aab

13.2 ± 0.62 Bc

  1. Different letters indicate significant differences (Tukey’s test, P < 0.05). Upper case letters indicate comparisons between control and stress within the same genotype. Lower case letters indicate comparisons among genotypes under the same treatment (control or stress)