Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators

This study aims to develop a novel and rapid method which uses enzymatic spectrophotometric assay and high-performance liquid chromatography (HPLC) for differentiating adulterated milk from pure fresh milk. Furthermore, this study will use the lactulose and Maillard-derived compounds as indicators t...

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Main Authors: Jou-Hsuan Ho, Ming-Yu Chou, Yung-Jia Chan, Chi-Fa Chow, Tan-Ang Lee, Wen-Chien Lu, Ming-Fu Wang, Po-Hsien Li
Format: Article
Language:English
Published: Elsevier 2024-12-01
Series:Journal of Agriculture and Food Research
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Online Access:http://www.sciencedirect.com/science/article/pii/S2666154324003739
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author Jou-Hsuan Ho
Ming-Yu Chou
Yung-Jia Chan
Chi-Fa Chow
Tan-Ang Lee
Wen-Chien Lu
Ming-Fu Wang
Po-Hsien Li
author_facet Jou-Hsuan Ho
Ming-Yu Chou
Yung-Jia Chan
Chi-Fa Chow
Tan-Ang Lee
Wen-Chien Lu
Ming-Fu Wang
Po-Hsien Li
author_sort Jou-Hsuan Ho
collection DOAJ
description This study aims to develop a novel and rapid method which uses enzymatic spectrophotometric assay and high-performance liquid chromatography (HPLC) for differentiating adulterated milk from pure fresh milk. Furthermore, this study will use the lactulose and Maillard-derived compounds as indicators to distinguish reconstituted milk from fresh milk. In bottle-sterilized milk, lactulose concentration decreased with the increasing addition of reconstituted skim milk. In addition, the content of lactulose in raw, low-temperature long-time (LTLT), and high-temperature short-time (HTST) skim milk samples increased with the proportion of reconstituted milk. Furosine, which had a retention time (RT) of 4.686 min in standard solution, had the RTs of 4.908, 4.926, 4.940, and 4.973 min in raw, LTLT, HTST, and bottle-sterilized milk samples, respectively. The RT peak increased along with the content of reconstituted milk in raw, LTLT, and HTST milk samples but decreased in bottle-sterilized milk. In conclusion, this work represents an important step toward detecting adulterated milk and tightening food safety regulations.
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issn 2666-1543
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publishDate 2024-12-01
publisher Elsevier
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series Journal of Agriculture and Food Research
spelling doaj-art-2b5a23f1ee7847d9a1bd76dc31f4a23d2024-12-16T05:37:25ZengElsevierJournal of Agriculture and Food Research2666-15432024-12-0118101336Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicatorsJou-Hsuan Ho0Ming-Yu Chou1Yung-Jia Chan2Chi-Fa Chow3Tan-Ang Lee4Wen-Chien Lu5Ming-Fu Wang6Po-Hsien Li7Department of Food Science, Tunghai University, Taichung, 407224, TaiwanInternational Aging Industry Research & Development Center (AIC), Providence University, Taichung, 43301, TaiwanCollege of Biotechnology and Bioresources, Da-Yeh University, No. 168 University Rd, Dacun, Changhua, 51591, TaiwanDepartment of Animal Science and Biotechnology, Tunghai University, Taichung, 407224, TaiwanDepartment of Food Science, Tunghai University, Taichung, 407224, TaiwanDepartment of Food and Beverage Management, Chung-Jen Junior College of Nursing, Health Sciences and Management, No. 217, Hung-Mao-Pi, Chia-Yi City, 60077, TaiwanInternational Aging Industry Research & Development Center (AIC), Providence University, Taichung, 43301, Taiwan; Department of Food and Nutrition, Providence University, Taichung, 43301, Taiwan; Corresponding author. International Aging Industry Research & Development Center (AIC), Providence University, Taichung, 43301, Taiwan.Department of Food and Nutrition, Providence University, Taichung, 43301, Taiwan; Corresponding author.This study aims to develop a novel and rapid method which uses enzymatic spectrophotometric assay and high-performance liquid chromatography (HPLC) for differentiating adulterated milk from pure fresh milk. Furthermore, this study will use the lactulose and Maillard-derived compounds as indicators to distinguish reconstituted milk from fresh milk. In bottle-sterilized milk, lactulose concentration decreased with the increasing addition of reconstituted skim milk. In addition, the content of lactulose in raw, low-temperature long-time (LTLT), and high-temperature short-time (HTST) skim milk samples increased with the proportion of reconstituted milk. Furosine, which had a retention time (RT) of 4.686 min in standard solution, had the RTs of 4.908, 4.926, 4.940, and 4.973 min in raw, LTLT, HTST, and bottle-sterilized milk samples, respectively. The RT peak increased along with the content of reconstituted milk in raw, LTLT, and HTST milk samples but decreased in bottle-sterilized milk. In conclusion, this work represents an important step toward detecting adulterated milk and tightening food safety regulations.http://www.sciencedirect.com/science/article/pii/S2666154324003739LactuloseMaillard-derived compoundFurosineReconstituted skim milk
spellingShingle Jou-Hsuan Ho
Ming-Yu Chou
Yung-Jia Chan
Chi-Fa Chow
Tan-Ang Lee
Wen-Chien Lu
Ming-Fu Wang
Po-Hsien Li
Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators
Journal of Agriculture and Food Research
Lactulose
Maillard-derived compound
Furosine
Reconstituted skim milk
title Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators
title_full Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators
title_fullStr Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators
title_full_unstemmed Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators
title_short Discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators
title_sort discrimination of reconstituted milk from fresh skim milk by using lactulose and furosine as milk quality indicators
topic Lactulose
Maillard-derived compound
Furosine
Reconstituted skim milk
url http://www.sciencedirect.com/science/article/pii/S2666154324003739
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