Optimal Immobilization of Acidic Proteases from Monterey Sardine (Sardinops sagax caeurelea) on Partially Deacetylated Chitin from Shrimp Head Waste

Jesus Aaron Salazar-Leyva, Jaime Lizardi-Mendoza, Juan Carlos Ramirez-Suarez, Elisa Miriam Valenzuela-Soto, Josafat Marina Ezquerra-Brauer, Francisco Javier Castillo-Yañez, Maria Elena Lugo-Sanchez, Guillermina Garcia-Sanchez, Maria Gisela Carvallo-Ruiz, Ramon Pacheco-Aguilar*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

Response surface methodology was employed to optimize the immobilization yield of acidic proteases from Monterey sardine (Sardinops sagax caeurelea) using partially deacetylated chitin as immobilization support. A rotatable central composite design was applied to evaluate the effects of immobilization conditions such as enzyme loading (X1), immobilization pH (X2), and tripolyphosphate concentration (X3) on the immobilization yield. The analysis of variance revealed that the established model was significant (p < 0.05), and the adjustment of the quadratic model with the experimental data was satisfactory. Under optimal conditions (X1 = 0.05 mg/mL, X2 = 3.16, and X3 = 0.75%), an immobilization yield of 79.1% was achieved; a value that was in accordance with the predicted one.

Original languageEnglish
Pages (from-to)1144-1154
Number of pages11
JournalJournal of Aquatic Food Product Technology
Volume25
Issue number7
DOIs
StatePublished - 2 Oct 2016

Bibliographical note

Publisher Copyright:
© 2016 Taylor & Francis.

Keywords

  • Response surface methodology
  • acidic proteases
  • chitin
  • immobilization

Fingerprint

Dive into the research topics of 'Optimal Immobilization of Acidic Proteases from Monterey Sardine (Sardinops sagax caeurelea) on Partially Deacetylated Chitin from Shrimp Head Waste'. Together they form a unique fingerprint.

Cite this