| sST2 (Soluble suppression of tumorigenicity-2) | 63 | Found via general search |
| Stem Cell Factor (SCF) | 18.5 | Found via general search |
| sTIE-2 (soluble angiopoietin receptor 2) | 75 | Found via general search |
| sTNF-R1 | 25 | Found via general search |
| sTNF-R2 | 43 | Found via general search |
| sTREM2 (soluble triggering receptor expressed on myeloid cells 2) | 30 | Found via general search |
| Substance P (SP) | 1.3 | Found via general search |
| SuperOxide Dismutase (SOD) | 15.94 | Found via general search |
| Surfactant protein D (SP-D) | 43 | Found via general search |
| sVEGFR1 | 151 | Found via general search |
