Table 1 DNA yield of respiratory samples using the NAxtra protocol.

From: A preliminary evaluation of a fast, low-cost, and high-throughput nucleic acid extraction method for bacterial microbiota profiling in low-microbial biomass samples

Sample type

Sample ID

DNA concentration (ng/µl)

Saliva

S1

7.35

S2

0.242

S3

5.27

S4

2.82

S5

6.12

S6

17.8

S7

3.55

S8

1.11

Nasal swab

1B

4.44

2B

0.525

3B

0.058

4B

0.456

5B

0.31

6B

0.152

7B

0.279

8B

0.148

Nasopharyngeal aspirate

1A

0.286

2A

0.91

3A

NA

4A

1.26

5A

12.8

6A

1.17

7A

1.46

8A

1.17

  1. NA: DNA concentration out of detection range on Qubit (below 0.005 ng/µl).
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