| Protein-glutamine gamma-glutamyltransferase 2 | 77.329 | UniProtKB |
| P-tau (phosphorylated tau) | 79 | Found via general search |
| PUFA (Polyunsaturated Fatty Acids) | 0.3 | Found via general search |
| Pulmonary surfactant-associated protein A1 | 26.242 | UniProtKB |
| Pyruvate | 0.08705 | UniProtKB |
| RANKL (TNFSF11) | 35.478 | UniProtKB |
| RANTES | 9.99 | Found via general search |
| Renin | 45.057 | UniProtKB |
| Resistin | 12.5 | Found via general search |
| Retinoic acid receptor responder protein 2 | 18.618 | UniProtKB |
