Table 1

Bulk intracellular elemental profile of strain GFAJ-1. Cells were grown and prepared with trace metal clean techniques (11). Numbers in parentheses indicate replicate samples analyzed. As:P ratios were calculated based on all samples analyzed (11).Units are percent dry weight.

ConditionAsPAs:P
+As/–P (8)0.19 ± 0.250.019 ± 0.0097.3
–As/+P (4)0.001 ± 0.00050.54 ± 0.210.002