Table 1 Phospholipid composition and proportion of “Nanguo” pears on shelf life 6 d after being in cold storage for 60 and 120 d

From: PuMYB21/PuMYB54 coordinate to activate PuPLDβ1 transcription during peel browning of cold-stored “Nanguo” pears

Lipid class

Lipid/dry weight (nmol mg−1)

Relative proportion to total phospholipids (%)

LT (60 d)

LT (120 d)

LT (60 d)

LT (120 d)

PA

1.55 ± 0.02a

1.41 ± 0.02b

26.40 ± 3.27b

36.51 ± 2.58a

PG

0.91 ± 0.01a

0.58 ± 0.02b

15.47 ± 2.15a

15.09 ± 2.17a

PS

0.11 ± 0.01a

0.10 ± 0.01a

1.95 ± 0.56b

2.54 ± 0.89a

PC

1.97 ± 0.03a

1.02 ± 0.01b

33.56 ± 4.33a

26.35 ± 1.96b

PE

1.33 ± 0.02a

0.75 ± 0.02b

22.65 ± 4.12a

19.48 ± 2.25b

Total lipids

5.88 ± 0.33a

3.86 ± 0.42b

100a

100a