Skip to main content

Table 5 Effects of dehydration and heat on the double bond index (DBI) of the main lipid classes of membrane glycerolipids in seedlings of Bombax ceiba

From: Effects of repeated drought stress on the physiological characteristics and lipid metabolism of Bombax ceiba L. during subsequent drought and heat stresses

Lipid class

Treatment

     
 

Control

D1

D3

Control

H

D2H

 

DBI

     

PA

2.086 ± 0.108a

2.114 ± 0.125a

2.285 ± 0.173a

2.086 ± 0.108a

1.941 ± 0.089b

1.759 ± 0.067c

PC

1.378 ± 0.098a

1.566 ± 0.159a

1.405 ± 0.113a

1.378 ± 0.098a

1.568 ± 0.056a

1.441 ± 0.167a

PE

0.952 ± 0.080a

1.030 ± 0.144a

0.939 ± 0.108a

0.952 ± 0.080a

0.642 ± 0.121a

0.923 ± 0.081a

PG

1.056 ± 0.079a

0.978 ± 0.106a

1.061 ± 0.097a

1.056 ± 0.079a

1.071 ± 0.085a

0.937 ± 0.144a

PI

2.954 ± 0.157a

3.025 ± 0.123a

3.061 ± 0.167a

2.954 ± 0.157a

3.064 ± 0.093a

2.971 ± 0.206a

PS

7.511 ± 0.179a

7.421 ± 0.038a

7.346 ± 0.118a

7.511 ± 0.179a

7.385 ± 0.201a

7.201 ± 0.284a

PIP

1.913 ± 0.069b

2.185 ± 0.055a

2.086 ± 0.119a

1.913 ± 0.069b

2.214 ± 0.086a

1.852 ± 0.153b

CL

13.479 ± 0.032a

13.618 ± 0.144a

13.554 ± 0.097a

13.479 ± 0.032b

13.493 ± 0.012b

13.664 ± 0.066a

Phospholipids

2.076 ± 0.044b

2.088 ± 0.056b

2.209 ± 0.094a

2.076 ± 0.044a

2.099 ± 0.081a

1.817 ± 0.092b

LPC

0

0

0

0

0

0

LPG

0.459 ± 0.052a

0.343 ± 0.120a

0.476 ± 0.159a

0.459 ± 0.052a

0.475 ± 0.045a

0.354 ± 0.084b

Lysophospholipids

0.435 ± 0.057a

0.325 ± 0.117a

0.450 ± 0.152a

0.435 ± 0.057a

0.448 ± 0.045a

0.332 ± 0.076b

MGMG

1.900 ± 0.340a

2.062 ± 0.245a

1.927 ± 0.236a

1.900 ± 0.340b

2.399 ± 0.073a

1.758 ± 0.208b

MGDG

6.466 ± 0.104a

6.258 ± 0.153a

6.343 ± 0.263a

6.466 ± 0.104a

6.430 ± 0.126a

6.296 ± 0.113a

DGDG

3.443 ± 0.140b

3.852 ± 0.264a

3.704 ± 0.249ab

3.443 ± 0.140b

3.910 ± 0.177a

3.312 ± 0.257b

SQDG

6.972 ± 0.016a

6.977 ± 0.022a

7.003 ± 0.021a

6.972 ± 0.016a

6.984 ± 0.017a

6.981 ± 0.014a

Saccharolipids

5.744 ± 0.101a

5.646 ± 0.140a

5.798 ± 0.115a

5.744 ± 0.101a

5.833 ± 0.139a

5.797 ± 0.029a

Total

4.501 ± 0.095a

4.597 ± 0.142a

4.605 ± 0.347a

4.501 ± 0.095b

4.969 ± 0.147a

4.531 ± 0.247b