| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Intercellular Signaling Peptides and Proteins | 100 | + | |
| 2 | Peptide Hormones | 78 | + | |
| 3 | Intracellular Signaling Peptides and Proteins | 60 | + | |
| 4 | Neuropeptides | 37 | + | |
| 5 | Oligopeptides | 36 | + | |
| 6 | Peptides, Cyclic | 5 | + | |
| 7 | Peptide Fragments | 4 | + | |
| 8 | Serpins | 4 | + | |
| 9 | Proteinase Inhibitory Proteins, Secretory | 4 | + | |
| 10 | Opioid Peptides | 3 | + | |
| 11 | Glycopeptides | 1 | + |