Table 1.
Abundance of archaea and AOA in different parts of sponge Holoxea sp.
| Sample | Copy numbera | Average proportion of AOA | |
|---|---|---|---|
| amoA (AOA) | archaea 16S rRNA | ||
| T | 1.71 ± 0.33 × 103 | 3.36 ± 0.48 × 104 | 5.10% |
| W | 1.00 ± 0.24 × 103 | 4.35 ± 0.55 × 104 | 2.30% |
| J | 2.33 ± 0.09 × 103 | 5.50 ± 0.31 × 104 | 4.24% |
| B | 1.89 ± 0.21 × 103 | 1.62 ± 0.29 × 104 | 11.67% |
aAverage copy numbers of target gene in one nanogram total genomic DNA. T: whole sponge tissue sample; W: sample of microbes loosely attached to the sponge surface and canals, choanocyte chambers; J: sample of microbes in the sponge mesohyl; B: the intracellular microbes sample.