Table 1.
Variations in RNA concentration, RIN value, and yield among the different bodily fluids
| Bodily fluid | Concentration (ng/uL) | RIN Value | RNA amount in 1 L of fluid (mg) | |||
|---|---|---|---|---|---|---|
| Ave | STDEV | Ave | STDEV | Ave | STDEV | |
| Blood | 21.200 | 4.764 | 2.740 | 2.243 | 5.300 | 1.191 |
| Leukocytes | 18.200 | 5.848 | 7.600 | 0.474 | 1.820 | 0.585 |
| Plasma | 3.400 | 2.881 | N/A | N/A | 0.850 | 0.720 |
| Serum | 6.600 | 5.320 | 1.000 | N/A | 1.650 | 1.330 |
| Saliva | 67.200 | 33.056 | 2.360 | 0.602 | 11.200 | 5.509 |
| Cell-Free Saliva | 25.333 | 10.970 | 2.133 | 1.002 | 4.222 | 1.828 |
| Urine | 5.750 | 4.113 | 1.000 | N/A | 0.010 | 0.007 |
| Cell-Free Urine | 6.600 | 5.683 | 1.000 | N/A | 0.011 | 0.009 |
RNA concentration and RIN value were determined by the Agilent 2100 Bioanalyzer System