- Article
Sequential Hydrolysis of Chicken Feathers Composed of Ultrasound and Enzymatic Steps: An Enhanced Protein Source with Bioactive Peptides
- Nely de Almeida Pedrosa,
- Cristiano José de Andrade,
- José Carlos Cunha Petrus and
- Alcilene Rodrigues Monteiro
Chicken feather is a massive by-product. Its incorrect disposal can lead to serious environmental impacts. However, chicken feather is a promising low-cost keratin source. Keratin products have a wide application in the food and pharmaceutical indust...

