| Melanoma-associated antigen 1 | 34.342 | UniProtKB |
| Mercuric Chloride | 0.2715 | UniProtKB |
| Metalloproteinase inhibitor 1 | 23.171 | UniProtKB |
| Metalloproteinase inhibitor 2 | 24.399 | UniProtKB |
| Metalloproteinase inhibitor 3 | 24.145 | UniProtKB |
| Metalloproteinase inhibitor 4 | 25.503 | UniProtKB |
| MIF | 12.476 | UniProtKB |
| MIG [Monokine induced by Interferon Gamma] | 14.019 | UniProtKB |
| MIP-1a | 10.085 | UniProtKB |
| MIP-1b | 10.212 | UniProtKB |
