| Active principles | Rating | Bibliogr. | Expand | |
|---|---|---|---|---|
| 1 | Viral Vaccines | 100 | + | |
| 2 | Testosterone | 9 | + | |
| 3 | Colicins | 4 | + | |
| 4 | Selenious Acid | 4 | + | |
| 5 | Zinc Oxide | 3 | + | |
| 6 | Zeranol | 3 | + | |
| 7 | Trenbolone Acetate | 3 | + | |
| 8 | Fimbriae Proteins | 2 | + | |
| 9 | Tocopherols | 2 | + | |
| 10 | Dietary Proteins | 2 | + | |
| 11 | alpha-Tocopherol | 1 | + | |
| 12 | Blood Proteins | 1 | + | |
| 13 | Dietary Fats | 1 | + | |
| 14 | Antibodies, Bacterial | 1 | + |