Table 3 The rank of RGs for normalization and their expression stability values calculated by the NormFinder program.

From: Selection and Validation of Reference Genes for Gene Expression Studies in Codonopsis pilosula Based on Transcriptome Sequence Data

Rank position

Developmental stage

Cold

Drought

Total

Gene

Stability value

Gene

Stability value

Gene

Stability value

Gene

Stability value

1

PP2A59γ

0.205

RPL13

0.075

PP2A59γ

0.084

PP2A59γ

0.145

2

UBCE32

0.238

RPL5B

0.095

RPL13

0.252

RPL13

0.157

3

RPL5B

0.243

PP2A59γ

0.157

UBCE32

0.328

UBCE32

0.160

4

PP2A57θ

0.291

EIF4A-14

0.174

CPY20-1

0.334

RPL5B

0.179

5

RPL13

0.305

UBCE32

0.184

UPL-RHF2A

0.408

CPY20-1

0.208

6

CPY20-1

0.313

CPY20-1

0.187

PP2A57θ

0.443

PP2A57θ

0.222

7

G6PDH

0.313

PP2A57θ

0.219

RPL5B

0.444

EIF4A-14

0.236

8

EIF4A-14

0.352

G6PDH

0.268

UBC18

0.460

G6PDH

0.311

9

TUBα3

0.356

EF1α

0.281

EIF4A-14

0.462

EF1α

0.320

10

UBC18

0.367

UPL-RHF2A

0.333

EF1α

0.481

UBC18

0.385

11

EF1α

0.494

TUBα3

0.437

ABCC8

0.573

TUBα3

0.393

12

GAPDH

0.528

UBC18

0.496

TUBα3

0.636

UPL-RHF2A

0.397

13

ABCC8

0.634

GAPDH

0.521

G6PDH

0.689

GAPDH

0.512

14

UPL-RHF2A

0.730

ABCC8

0.647

GAPDH

0.819

ABCC8

0.542

15

ACTβ

0.903

ACTβ

1.276

ACTβ

1.669

ACTβ

1.167