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Table 7 Comparative estimates of the relative polysaccharide composition of onion epidermal walls by different methods

From: Saccharide analysis of onion outer epidermal walls

Column

mTFA/S/HPAEC-PAD

GC/MS

ssNMR

A

B

C

D

Average

Merge

 

Cellulose

17

28

11

14

18

19

28

HG*

49

44

57

58

52

52

44

Galactan

12

10

12

10

11

12

8

Xyloglucan

12

11

9

10

11

13

6

RGI*

4

3

5

3

4

3

6

Arabinan

2

2

3

2

2

2

6

  1. These estimates are based on weight % of total saccharides in each analysis, except for ssNMR column which are based on relative 13C content
  2. HG*, homogalacturonan, RG1*, Rhamnogalacturonan I
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Biotechnology for Biofuels and Bioproducts

ISSN: 2731-3654

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