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Table 1 Concentration, frequency of glycoalkaloids, total phenolics and total flavonoids in potato leaf extract of C and D samples

From: Transcriptional and proteomic insights into phytotoxic activity of interspecific potato hybrids with low glycoalkaloid contents

Bulks

C

D

Glycoalkaloidsa

Frequency

[%]

Concentration

[μg ml-1]

Frequency

[%]

Concentration

[μg ml-1]

 α-Solasonine

40.8

1.69±0.06

0.0

0.00

 α-Solamargine

39.9

1.65±0.05

9.3

0.17±0.04

 α-Solanine

5.6

0.23±0.02

14.2

0.26±0.06

 α-Chaconine

3.4

0.14±0.07

9.8

0.18±0.04

 Leptine IIb

10.4

0.43±0.01

66.7

1.22±0.22

 

C

D

TGA concentration [μgml-1]c

2.7±0.4

2.6±0.6

TP concentrationc

23.7±2.7

29.4±4.7

TF concentrationc

4.2±0.1

4.9*±0.2

Phytotoxic potential [%]

40.6±7.2

0.0d*±5.8

  1. a measured using mass spectrometry
  2. b counted as equivalent of α-solanine
  3. c colorimetric measurement (±SD)
  4. d length of PLE-treated plants the same as in control
  5. edeviated from bulk C (t-student test)