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Table 1 Concentration, purity and integrity of extracted RNA from different methods

From: Methods of high integrity RNA extraction from cell/agarose construct

 

Concentration (ng/µl)

Purity

Integrity

Spectrophotometer

Microfluidic capillary electrophoresis

OD 260/280

OD 260/230

RIN

TZ (control)

263.47 ± 49.2

67.33 ± 21.39

1.93 ± 0.06

0.56 ± 0.12

8.8 ± 1.04

TZ

862.49 ± 203.73

8.67 ± 4.93

1.77 ± 0.05

0.32 ± 0.085

n/d

TZ-Salt

167.46 ± 26.49

8.67 ± 4.93

1.86 ± 0.21

0.54 ± 0.34

n/d

TZ-NTC

26.10 ± 9.03

24.33 ± 7.51

2.04 ± 0.17

0.85 ± 0.46

7.3 ± 0.35

TZ-2NTC

25.04 ± 11.98

33 ± 12.17

2.02 ± 0.21

0.66 ± 0.13

7.6 ± 0.15

TZ-Salt-NTC

4.55 ± 2.00

5 ± 2.65

2.15 ± 0.51

0.123 ± 0.032

n/d

TZ-Salt-2NTC

2.45 ± 2.51

7 ± 2

1.15 ± 1.48

0.09 ± 0.12

n/d

TZ-Plant

55.96 ± 33.54

34.33 ± 2.31

1.84 ± 0.07

0.91 ± 0.53

8.1 ± 0.15

TZ-Direct

13.05 ± 5.71

10.56 ± 6.94

1.53 ± 0.14

0.71 ± 0.15

n/d

  1. Date presents mean ± standard deviation
  2. n/d not detectable, RIN RNA integrity number, TZ TRIzol® reagent, NTC NucleoSpin® Gel and PCR clean-up, Plant RNeasy® Mini Plant kit, Direct Direct-zol RNA kit