| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Peptide Hormones | 100 | + | |
| 2 | Intercellular Signaling Peptides and Proteins | 83 | + | |
| 3 | Neuropeptides | 75 | + | |
| 4 | Intracellular Signaling Peptides and Proteins | 45 | + | |
| 5 | Oligopeptides | 37 | + | |
| 6 | Opioid Peptides | 14 | + | |
| 7 | Peptides, Cyclic | 6 | + | |
| 8 | Peptide Fragments | 5 | + | |
| 9 | Proteinase Inhibitory Proteins, Secretory | 4 | + | |
| 10 | Serpins | 3 | + | |
| 11 | Cholecystokinin | 2 | + | |
| 12 | Glycopeptides | 2 | + |