Optimization of encapsulation of fish protein hydrolysate and fish oil in W 1 / O / W 2 double emulsion: Evaluation of sensory quality of fortified yogurt

Author(s):  
Aniseh Jamshidi ◽  
Bahareh Shabanpour ◽  
Parastoo Pourashouri ◽  
Mojtaba Raeisi
2020 ◽  
Vol 29 (3) ◽  
pp. 293-306
Author(s):  
Jeyakumari Annamalai ◽  
Zynudheen Aliyamveetil Abubacker ◽  
Narasimha Murthy Lakshmi ◽  
Parvathy Unnikrishnan

1973 ◽  
Vol 37 (12) ◽  
pp. 2891-2898 ◽  
Author(s):  
Masao FUJIMAKI ◽  
Soichi ARAI ◽  
Michiko YAMASHITA ◽  
Hiromichi KATO ◽  
Masatoshi NOGUCHI

PeerJ ◽  
2019 ◽  
Vol 7 ◽  
pp. e8297 ◽  
Author(s):  
Asep A. Prihanto ◽  
Rahmi Nurdiani ◽  
Annas D. Bagus

Background Fish byproducts are commonly recognized as low-value resources. In order to increase the value, fish byproducts need to be converted into new products with high functionality such as fish protein hydrolysate (FPH). In this study, FPH manufactured from parrotfish (Chlorurus sordidus) heads using different pH, time and sample ratio was investigated. Methods Hydrolysis reactions were conducted under different pHs (5, 7, and 9) and over different durations (12 and 24 h). Control treatment (without pH adjustment (pH 6.4)) and 0 h hydrolsisis duration were applied. Hydrolysates were characterized with respect to proximate composition, amino acid profile, and molecular weight distribution. The antioxidant activity of the hydrolysate was also observed. Results The pH and duration of hydrolysis significantly affected (p < 0.05) the characteristics of FPH. The highest yield of hydrolysate (49.04 ± 0.90%), with a degree of hydrolysis of 30.65 ± 1.82%, was obtained at pH 9 after 24 h incubation. In addition, the FPH had high antioxidant activity (58.20 ± 0.55%), with a high level of essential amino acids. Results suggested that FPH produced using endogenous enzymes represents a promising additive for food and industrial applications.


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