Preparation of a crude chitosanase from blue crab viscera as well as its application in the production of biologically active chito-oligosaccharides from shrimp shells chitosan

1. Affes, S.
2. Aranaz, I.
3. Hamdi, M.
4. Acosta, N.
5. Ghorbel-Bellaaj, O.
6. Heras, Á.
7. Nasri, M.
8. Maalej, H.