Fish sauce from Capelin (Mallotus villosus) : contribution of cathepsin C to the fermentation


Citation

Nongnuch Raksa Kulthai, . and Haard Norman F., . Fish sauce from Capelin (Mallotus villosus) : contribution of cathepsin C to the fermentation. pp. 147-151. ISSN 1505-5337

Abstract

Squid hepatopancreas (SHP) was used to aid the preparation of fish sauce from male inshore capelin and salt (4:1 w/w). SHP significantly increased the rate of and degree of protein hydrolysis (P0.01) free amino acid formation and sensory evaluation score (P0.05). Optimum conditions for the fermentation were 20-25 degrees C 25 degrees NaC1 and pH6. Sensory evaluation score of fish sauce was not appreciably influenced by digestive or bacterial enzymes. Residual enzymes in fish sauce brine were primarily from SHP had a pH optimum for protein hydrolysis at pH6 and were sulfhydryl proteases including dipeptidylhydrolase (cathepsin C).


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Abstract

Squid hepatopancreas (SHP) was used to aid the preparation of fish sauce from male inshore capelin and salt (4:1 w/w). SHP significantly increased the rate of and degree of protein hydrolysis (P0.01) free amino acid formation and sensory evaluation score (P0.05). Optimum conditions for the fermentation were 20-25 degrees C 25 degrees NaC1 and pH6. Sensory evaluation score of fish sauce was not appreciably influenced by digestive or bacterial enzymes. Residual enzymes in fish sauce brine were primarily from SHP had a pH optimum for protein hydrolysis at pH6 and were sulfhydryl proteases including dipeptidylhydrolase (cathepsin C).

Additional Metadata

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Item Type: Article
Additional Information: 2 tables; 6 ill.; 13 ref.; Summary (En)
AGROVOC Term: PRODUCTOS DERIVADOS DEL PESCADO
AGROVOC Term: SALSAS
AGROVOC Term: CAPELAN
Depositing User: Ms. Norfaezah Khomsan
Last Modified: 24 Apr 2025 05:56
URI: http://webagris.upm.edu.my/id/eprint/20544

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