| LRG (leucine-rich alpha-2 glycoprotein) | 38.178 | UniProtKB |
| LTA4 | 0.32 | Found via general search |
| LTB4 | 0.34 | Found via general search |
| LTC4 | 0.63 | Found via general search |
| LTD4 | 0.5 | Found via general search |
| LTE4 | 0.44 | Found via general search |
| Luteinizing hormone (LH) | 33 | Found via general search |
| Lymphocyte activation gene 3 protein | 57.449 | UniProtKB |
| Lysozyme C | 16.537 | UniProtKB |
| M2BPGi (Mac-2 binding protein glycosylation isomer) | 90 | Found via general search |
