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Shen Y, Fang L, Liu C, Wang J, Wu D, Zeng Q, Leng Y, Min W. Effect of bi-enzyme hydrolysis on the properties and composition of hydrolysates of Manchurian walnut dreg protein. Food Chem 2024; 447:138947. [PMID: 38492294 DOI: 10.1016/j.foodchem.2024.138947] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/15/2023] [Revised: 02/08/2024] [Accepted: 02/24/2024] [Indexed: 03/18/2024]
Abstract
Walnut dreg (WD) active peptides are an important source of dietary antioxidants; however, the products of conventional hydrolysis have limited industrial output owing to poor flavour and low bioactivity. To this end, in this study, we aimed to employ bvLAP, an aminopeptidase previously identified in our research, as well as commercially available Alcalase for bi-enzyme digestion. The flavour, antioxidant activity, and structures of products resulting from various digestion methods were compared. The results showed that the bi-enzyme digestion products had enhanced antioxidant activity, increased β-sheet content, and reduced bitterness intensity from 9.65 to 6.93. Moreover, bi-enzyme hydrolysates showed a more diverse amino acid composition containing 1640 peptides with distinct sequences. These results demonstrate that bi-enzyme hydrolysis could be a potential process for converting WD into functional food ingredients. Additionally, our results provide new concepts that can be applied in waste processing and high-value utilisation of WD.
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Affiliation(s)
- Yue Shen
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China
| | - Li Fang
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China
| | - Chunlei Liu
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China
| | - Ji Wang
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China
| | - Dan Wu
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China
| | - Qi Zeng
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China
| | - Yue Leng
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China.
| | - Weihong Min
- College of Food Science and Engineering, Jilin Agricultural University, Changchun 130118, PR China; National Engineering Research Center for Wheat and Corn Deep Processing, Changchun 130118, PR China.
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Liu S, Kong T, Feng Y, Fan Y, Yu J, Duan Y, Cai M, Hu K, Ma H, Zhang H. Effects of slit dual-frequency ultrasound-assisted pulping on the structure, functional properties and antioxidant activity of Lycium barbarum proteins and in situ real-time monitoring process. ULTRASONICS SONOCHEMISTRY 2023; 101:106696. [PMID: 37988957 PMCID: PMC10696417 DOI: 10.1016/j.ultsonch.2023.106696] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [MESH Headings] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/24/2023] [Revised: 11/09/2023] [Accepted: 11/13/2023] [Indexed: 11/23/2023]
Abstract
To improve the protein dissolution rate and the quality of fresh Lycium barbarum pulp (LBP), we optimized the slit dual-frequency ultrasound-assisted pulping process, explored the dissolution kinetics of Lycium barbarum protein (LBPr), and established a near-infrared spectroscopy in situ real-time monitoring model for LBPr dissolution through spectral information analysis and chemometric methods. The results showed that under optimal conditions (dual-frequency 28-33 kHz, 300 W, 31 min, 40 °C, interval ratio 5:2 s/s), ultrasonic treatment not only significantly increased LBPr dissolution rate (increased by 71.48 %, p < 0.05), improved other nutrient contents and color, but also reduced the protein particle size, changed the amino acid composition ratio and protein structure, and increased the surface hydrophobicity, zeta potential, and free sulfhydryl content of protein, as well as the antioxidant activity of LBPr. In addition, ultrasonication significantly improved the functional properties of the protein, including thermal stability, foaming, emulsification and oil absorption capacity. Furthermore, the real-time monitoring model of the dissolution process was able to quantitatively predict the dissolution rate of LBPr with good calibration and prediction performance (Rc = 0.9835, RMSECV = 2.174, Rp = 0.9841, RMSEP = 1.206). These findings indicated that dual-frequency ultrasound has great potential to improve the quality of LBP and may provide a theoretical basis for the establishment of an intelligent control system in the industrialized production of LBP and the functional development of LBPr.
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Affiliation(s)
- Shuhan Liu
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China
| | - Tianyu Kong
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China
| | - Yuqin Feng
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China
| | - Yanli Fan
- School of Food & Wine, Ningxia University, Yinchuan 750021, China
| | - Junwei Yu
- Ningxia Zhongning Goji Industry Innovation Research Institute, Zhongning 755100, China
| | - Yuqing Duan
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China; Institute of Food Physical Processing, Jiangsu University, Zhenjiang 212013, China.
| | - Meihong Cai
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China
| | - Kai Hu
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China; Institute of Food Physical Processing, Jiangsu University, Zhenjiang 212013, China
| | - Haile Ma
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China; Institute of Food Physical Processing, Jiangsu University, Zhenjiang 212013, China
| | - Haihui Zhang
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang 212013, China.
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Simayi Z, Aierken W, Rozi P, Ababaikeri G, Bo C, Chenglin Z, Askar G, Xiaojun Y. Optimization of ultrasound-assisted extraction, structural, functional, and antioxidant properties of Glycyrrhiza uralensis seed protein. Process Biochem 2022. [DOI: 10.1016/j.procbio.2022.11.001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Indexed: 11/10/2022]
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Pan J, Zhang Z, Mintah BK, Xu H, Dabbour M, Cheng Y, Dai C, He R, Ma H. Effects of nonthermal physical processing technologies on functional, structural properties and digestibility of food protein: A review. J FOOD PROCESS ENG 2022. [DOI: 10.1111/jfpe.14010] [Citation(s) in RCA: 2] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/11/2023]
Affiliation(s)
- Jiayin Pan
- School of Food and Biological Engineering Jiangsu University Zhenjiang Jiangsu China
- Institute of Food Physical Processing Jiangsu University Zhenjiang Jiangsu China
| | - Zhaoli Zhang
- College of Food Science and Engineering Yangzhou University Yangzhou Jiangsu China
| | | | - Haining Xu
- School of Food and Biological Engineering Jiangsu University Zhenjiang Jiangsu China
- Institute of Food Physical Processing Jiangsu University Zhenjiang Jiangsu China
| | - Mokhtar Dabbour
- Department of Agricultural and Biosystems Engineering Faculty of Agriculture, Benha University Moshtohor Qaluobia Egypt
| | - Yu Cheng
- School of Food and Biological Engineering Jiangsu University Zhenjiang Jiangsu China
- Institute of Food Physical Processing Jiangsu University Zhenjiang Jiangsu China
| | - Chunhua Dai
- School of Food and Biological Engineering Jiangsu University Zhenjiang Jiangsu China
- Institute of Food Physical Processing Jiangsu University Zhenjiang Jiangsu China
| | - Ronghai He
- School of Food and Biological Engineering Jiangsu University Zhenjiang Jiangsu China
- Institute of Food Physical Processing Jiangsu University Zhenjiang Jiangsu China
| | - Haile Ma
- School of Food and Biological Engineering Jiangsu University Zhenjiang Jiangsu China
- Institute of Food Physical Processing Jiangsu University Zhenjiang Jiangsu China
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Xu B, Azam SMR, Feng M, Wu B, Yan W, Zhou C, Ma H. Application of multi-frequency power ultrasound in selected food processing using large-scale reactors: A review. ULTRASONICS SONOCHEMISTRY 2021; 81:105855. [PMID: 34871910 PMCID: PMC8649895 DOI: 10.1016/j.ultsonch.2021.105855] [Citation(s) in RCA: 38] [Impact Index Per Article: 12.7] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/29/2021] [Revised: 11/23/2021] [Accepted: 11/29/2021] [Indexed: 05/08/2023]
Abstract
Ultrasound as an eco-friendly green technology has been widely studied in food processing. Nevertheless, there is a lack of publications regarding the application of ultrasound in food processing using large-scale reactors. In this paper, the mechanisms and the devices of multi-frequency power ultrasound (MFPU) are described. Moreover, the MFPU applied in enzymolysis of protein, and washing of fruits and vegetables are reviewed. The application of MFPU can improve the enzymolysis of protein through modification on enzyme, modification on substrate materials, and facilitation of the enzymatic hydrolysis process. The ultrasound treatment can enhance the removal of microorganisms, and pesticides on the surface of fruits and vegetables. Furthermore, the reactors of ultrasound-assisted enzymolysis of protein, and washing of fruits and vegetables on the industrial scale are also detailed. This review paper also considers future trends, limitations, drawbacks, and developments of ultrasound application in enzymolysis and washing.
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Affiliation(s)
- Baoguo Xu
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China; Institute of Food Physical Processing, Jiangsu University, Zhenjiang, Jiangsu 212013, China
| | - S M Roknul Azam
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China
| | - Min Feng
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China
| | - Bengang Wu
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China; Institute of Food Physical Processing, Jiangsu University, Zhenjiang, Jiangsu 212013, China
| | - Weiqiang Yan
- Institute of Crop Breeding and Cultivation, Shanghai Academy of Agricultural Sciences, Shanghai 201403, China
| | - Cunshan Zhou
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China
| | - Haile Ma
- School of Food and Biological Engineering, Jiangsu University, Zhenjiang, Jiangsu 212013, China; Institute of Food Physical Processing, Jiangsu University, Zhenjiang, Jiangsu 212013, China
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Effects of multi-mode divergent ultrasound pretreatment on the physicochemical and functional properties of polysaccharides from Sagittaria sagittifolia L. FOOD BIOSCI 2021. [DOI: 10.1016/j.fbio.2021.101145] [Citation(s) in RCA: 6] [Impact Index Per Article: 2.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/17/2022]
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Han R, Hernández Álvarez AJ, Maycock J, Murray BS, Boesch C. Comparison of alcalase- and pepsin-treated oilseed protein hydrolysates - Experimental validation of predicted antioxidant, antihypertensive and antidiabetic properties. Curr Res Food Sci 2021; 4:141-149. [PMID: 33778774 PMCID: PMC7985463 DOI: 10.1016/j.crfs.2021.03.001] [Citation(s) in RCA: 28] [Impact Index Per Article: 9.3] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/16/2020] [Revised: 02/26/2021] [Accepted: 03/01/2021] [Indexed: 01/06/2023] Open
Abstract
There is emerging evidence on the importance of food-derived bioactive peptides to promote human health. Compared with animal derived proteins, plant proteins, in particular oilseed proteins, are considered as affordable and sustainable sources of bioactive peptides. Based on our previous bioinformatic analysis, five oilseed proteins (flaxseed, rapeseed, sunflower, sesame and soybean) were enzymatically hydrolysed using alcalase and pepsin (pH 1.3 and pH 2.1). Further, low molecular weight (Mw < 3 kDa) fractions were generated using ultrafiltration. The protein hydrolysates and their low Mw fractions were evaluated for their in vitro antioxidant, antihypertensive and antidiabetic capabilities, in comparison with samples obtained from two dairy proteins (whey and casein). Apart from dipeptidyl-peptidase IV inhibition, significantly stronger bioactivities were detected for the low Mw fractions. In partial agreement with in silico predictions, most oilseed hydrolysates exerted comparable angiotensin-converting enzyme inhibitory capability to dairy proteins, whilst whey protein was the most promising source of dipeptidyl-peptidase IV inhibitors. Apart from alcalase-treated soybean, dairy proteins were more efficient in releasing antioxidant peptides as compared to oilseed proteins. On the other hand, soybean protein hydrolysates showed the highest α-glucosidase inhibitory activity amongst all protein sources. Overall, there was limited correlation between in silico predictions and in vitro experimental results. Nevertheless, our results indicate that oilseed proteins have potential as bioactive peptide sources, and they might therefore be suitable replacers for dairy proteins as well as good sources for development of functional foods.
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Affiliation(s)
- Ruixian Han
- Nutritional Sciences and Epidemiology, School of Food Science and Nutrition, University of Leeds, LS2 9JT, Leeds, UK
- Food Colloids and Bioprocessing, School of Food Science and Nutrition, University of Leeds, LS2 9JT, Leeds, UK
| | - Alan J. Hernández Álvarez
- Nutritional Sciences and Epidemiology, School of Food Science and Nutrition, University of Leeds, LS2 9JT, Leeds, UK
| | - Joanne Maycock
- Nutritional Sciences and Epidemiology, School of Food Science and Nutrition, University of Leeds, LS2 9JT, Leeds, UK
| | - Brent S. Murray
- Food Colloids and Bioprocessing, School of Food Science and Nutrition, University of Leeds, LS2 9JT, Leeds, UK
| | - Christine Boesch
- Nutritional Sciences and Epidemiology, School of Food Science and Nutrition, University of Leeds, LS2 9JT, Leeds, UK
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