tryptophan has been researched along with Birnaviridae Infections in 1 studies
| Timeframe | Studies, this research(%) | All Research% |
|---|---|---|
| pre-1990 | 0 (0.00) | 18.7374 |
| 1990's | 0 (0.00) | 18.2507 |
| 2000's | 1 (100.00) | 29.6817 |
| 2010's | 0 (0.00) | 24.3611 |
| 2020's | 0 (0.00) | 2.80 |
| Authors | Studies |
|---|---|
| Buitenhuis, AJ; Juul-Madsen, HR; Kjaer, JB; Labouriau, R | 1 |
1 trial(s) available for tryptophan and Birnaviridae Infections
| Article | Year |
|---|---|
Altered circulating levels of serotonin and immunological changes in laying hens divergently selected for feather pecking behavior.
Topics: Animals; Behavior, Animal; Birnaviridae Infections; Breeding; Chickens; Feathers; Female; Infectious bursal disease virus; Lymphocytes; Serotonin; Tryptophan; Viral Vaccines | 2006 |