Effects of Exogenous Tryptophan in Alleviating Transport Stress in Pearl Gentian Grouper (Epinephelus fuscoguttatus ♀ × E. lanceolatus ♂)
2024

Using Tryptophan to Reduce Stress in Transporting Hybrid Groupers

Sample size: 150 publication 10 minutes Evidence: moderate

Author Information

Author(s): Cao Jie, Fang Dan, Qiu Weiqiang, Xie Jing

Primary Institution: Shanghai Ocean University

Hypothesis

Can exogenous tryptophan alleviate transport stress in hybrid groupers?

Conclusion

Tryptophan supplementation helps prevent increases in cortisol and blood glucose levels during fish transport stress.

Supporting Evidence

  • Tryptophan supplementation improved water quality during transport.
  • Fish treated with tryptophan had lower cortisol levels compared to the control group.
  • Oxidative stress markers were reduced in fish treated with tryptophan.

Takeaway

Adding tryptophan to the water can help fish feel less stressed during transport, making them healthier.

Methodology

The study involved transporting hybrid groupers with different concentrations of tryptophan and measuring their stress indicators after 72 hours.

Limitations

Further research is needed to identify the best conditions for tryptophan supplementation.

Participant Demographics

Healthy pearl gentian groupers weighing approximately 450 g.

Statistical Information

P-Value

p<0.05

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3390/ani14243583

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