TABLE 2.
Strain | Mean alginate concn (g/g CDWa) ± SD | Free uronic acids |
|
---|---|---|---|
Sourceb | Mean concn (g/g CDW) ± SD | ||
PDO300(pBBR1MCS-5) | 0.216 ± 0.027 | Total | 0.524 ± 0.076 |
Filtrate | 0.044 ± 0.009 | ||
PDO300ΔalgE(pBBR1MCS-5) | NDc | Total | 0.486 ± 0.050 |
Filtrate | 0.425 ± 0.039 | ||
PDO300ΔalgE(pBBR1MCS-5:algE) | 1.096 ± 0.251 | Total | 0.500 ± 0.014 |
Filtrate | 0.268 ± 0.010 | ||
PDO300ΔalgE(pBBR1MCS-5:algEΔL7) | ND | Total | 0.249 ± 0.007 |
Filtrate | 0.261 ± 0.031 | ||
PDO300ΔalgX(pBBR1MCS-5) | ND | Total | 0.138 ± 0.002 |
Filtrate | 0.131 ± 0.001 | ||
PDO300Δalg8(pBBR1MCS-5) | ND | Total | 0.012 ± 0.002 |
Filtrate | 0.013 ± 0.001 |
CDW, cellular dry weight.
Total, concentration of uronic acids in the unfiltered culture media (including alginate and free uronic acids); Filtrate, concentration of uronic acids in the filtered culture media (free uronic acids).
ND, none detected.