Table 1 Methods analysed

PGTX beads

phenol, glycerol, guanidine, triton x

bead beating

N/A

1.70

2.1

1.9

Trizol beads

phenol, guanidine isothiocyanate (proprietary)

bead beating

N/A

1.63

2.0

1.7

PGTX 95

phenol, glycerol, guanidine, triton x

N/A

95°C

1.29

2.1

2.3

Trizol 95

phenol, guanidine isothiocyanate (proprietary)

N/A

95°C

1.03

2.1

1.9

Trizol std

phenol, guanidine isothiocyanate (proprietary)

N/A

N/A

0.47

1.9

1.6

BCP

phenol, chloroform

bead beating

N/A

0.82

1.8

2.2