| Aktiva substanser | Betyg | Bibliogr. | Expandera | |
|---|---|---|---|---|
| 1 | Järnbindande proteiner | 100 | + | |
| 2 | Transferrinbindande proteiner | 22 | + | |
| 3 | Membrantransportproteiner | 19 | + | |
| 4 | Transkobalaminer | 7 | + | |
| 5 | Ceruloplasmin | 6 | + | |
| 6 | Adaptorproteiner, signalöverförande | 1 | + | |
| 7 | Tyroxinbindande proteiner | 1 | + | |
| 8 | RNA-bindande proteiner | 1 | + |