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Table 5 The NormFinder analysis of candidate reference genes (RGs) showing stability values in both experiments performed (a lower value indicates a more stable expression)

From: Cowpea and abiotic stresses: identification of reference genes for transcriptional profiling by qPCR

RGs acronym

Root Dehydration stress

Salt stress (NaCl, 100 mM)

Stability value

Rank

Stability value

Rank

β-TUB

0.104

1

0.125

4

UE21D

0.122

2

0.116

2

FBOX

0.138

3

0.099

1

VuACT

0.141

4

0.162

5

UNK

0.144

5

0.125

3

VuUBQ10

0.190

6

0.177

6

EF1-α

0.227

7

0.324

7

  1. Vu (Vigna unguiculata); β-TUB (beta-tubulin); UE21D (ubiquitin-conjugating enzyme E2 variant 1D); FBOX (F-box protein); VuACT (Actin); UNK (Phaseolus vulgaris unknown gene); VuUBQ10 (polyubiquitin 10) and EF1-α (elongation factor 1-alfa)