| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Neuropeptides | 100 | + | |
| 2 | Opioid Peptides | 63 | + | |
| 3 | Intercellular Signaling Peptides and Proteins | 51 | + | |
| 4 | Peptide Hormones | 29 | + | |
| 5 | Intracellular Signaling Peptides and Proteins | 26 | + | |
| 6 | Oligopeptides | 20 | + | |
| 7 | Peptides, Cyclic | 5 | + | |
| 8 | Peptide Fragments | 2 | + | |
| 9 | Cholecystokinin | 2 | + | |
| 10 | Proteinase Inhibitory Proteins, Secretory | 1 | + | |
| 11 | Serpins | 1 | + | |
| 12 | Glycopeptides | 1 | + | |
| 13 | Antimicrobial Cationic Peptides | 1 | + | |
| 14 | Lipopeptides | 1 | + |