| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Intercellular Signaling Peptides and Proteins | 100 | + | |
| 2 | Neuropeptides | 44 | + | |
| 3 | Peptide Hormones | 20 | + | |
| 4 | Intracellular Signaling Peptides and Proteins | 19 | + | |
| 5 | Oligopeptides | 18 | + | |
| 6 | Opioid Peptides | 10 | + | |
| 7 | Peptides, Cyclic | 2 | + | |
| 8 | Cholecystokinin | 1 | + | |
| 9 | Peptide Fragments | 1 | + |