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Table 1 RNA measurements and sequencing summary on tissues grouped by euthanasia method and storage condition

From: The forgotten variable? Does the euthanasia method and sample storage condition influence an organisms transcriptome – a gene expression analysis on multiple tissues in pigs

Characteristic

N

Overall

Anoxia

T61

LN2

RNAlater

Hypothalamus

Liver

Lungs

Pituitary

N = 591

N = 301

N = 291

N = 231

N = 361

N = 161

N = 161

N = 151

N = 121

Storage Condition

59

         

 LN2

 

23

12

11

  

8

8

7

0

 RNAlater

 

36

18

18

  

8

8

8

12

Euthanasia Method

59

         

 Anoxia

 

30

  

12

18

8

8

8

6

 T61

 

29

  

11

18

8

8

7

6

Tissue Type

59

         

 Hypothalamus

 

16

8

8

8

8

    

 Liver

 

16

8

8

8

8

    

 Lungs

 

15

8

7

7

8

    

 Pituitary

 

12

6

6

0

12

    

Time of sampling (minutes)

59

7.75 (1.44)

7.98 (1.18)

7.51 (1.65)

7.80 (1.50)

7.71 (1.41)

6.67 (1.02)

8.67 (1.39)

8.00 (1.45)

7.63 (1.06)

RNA Concentration (ng/µl)

59

674.7 (379.6)

732.1 (390.9)

615.4 (364.9)

607.4 (372.6)

717.7 (383.0)

444.7 (263.4)

838.4 (437.8)

568.1 (289.1)

896.4 (335.6)

A260_230 ratio

59

1.99 (0.29)

2.02 (0.22)

1.96 (0.34)

1.98 (0.21)

2.00 (0.33)

2.02 (0.21)

1.91 (0.28)

1.92 (0.40)

2.16 (0.12)

A260_280 ratio

59

2.11 (0.02)

2.11 (0.03)

2.10 (0.02)

2.12 (0.02)

2.10 (0.02)

2.11 (0.03)

2.10 (0.02)

2.12 (0.02)

2.09 (0.02)

RINa

56

8.81 (1.15)

8.85 (1.00)

8.77 (1.32)

7.99 (1.40)

9.26 (0.66)

7.56 (1.22)

9.43 (0.61)

9.31 (0.86)

9.18 (0.33)

Reads (million)

59

2.89 (0.38)

2.82 (0.37)

2.97 (0.37)

2.90 (0.33)

2.89 (0.41)

2.99 (0.37)

2.79 (0.41)

2.85 (0.34)

2.96 (0.38)

Alignment (%)

59

84.86 (1.27)

84.81 (1.30)

84.92 (1.26)

84.56 (1.33)

85.06 (1.21)

84.05 (0.90)

85.93 (1.24)

84.29 (1.0)

85.25 (0.91)

Unique alignment (%)

59

71.5 (3.8)

71.2 (3.7)

71.7 (3.9)

69.9 (3.3)

72.5 (3.8)

67.5 (2.1)

71.4 (4.2)

74.1 (2.2)

73.5 (1.6)

Aligned multimapping (%)

59

13.4 (3.4)

13.6 (3.1)

13.2 (3.8)

14.7 (2.9)

12.6 (3.5)

16.5 (2.2)

14.6 (3.3)

10.2 (2.1)

11.8 (1.2)

Non-aligned (%)

59

15.14 (1.27)

15.19 (1.30)

15.08 (1.26)

15.44 (1.33)

14.94 (1.21)

15.95 (0.90)

14.07 (1.24)

15.71 (1.00)

14.75 (0.91)

  1. 1n; mean and the respective standard deviation is given in brackets. aRIN measurement was undetermined for three samples, despite good RNA quality parameters. However, good quality reads were obtained following sequencing. RNA yield couldn’t be calculated as tissue weights were not known for all the tissues, although the samples were of an approximate dimensions of a 3mm3 cube, weighing less than 30 mg