Non-enzymatic browning (NEB) in canned peach halves in syrup during storage was investigated. Absorbance at 420 nm (), colorimetric parameters (CIE, TCD and /), fructose, glucose and sucrose, total sugar, organic acids, ascorbic acid (AA), dehydroascorbic acid, and 2,3-diketogulonic acid were used to estimate the extent of NEB during 1 year of storage at 30 °C and the relationships between each of these parameters and were established. The investigation was carried out to explore the possibility of replacing the E330 commonly used as acidifier by turbid or clarified lemon juice (TLJ or CLJ) to obtain a product having good nutrition with better retention of quality. The , /, glucose and fructose were positively correlated with and all proved to be good indicators of browning development. Overall results showed that replacement of acidifier E330 with CLJ for controlling pH in canned peach halves in syrup had some advantages.
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http://dx.doi.org/10.1007/s13197-017-2619-3 | DOI Listing |
Talanta
December 2024
School of Food Engineering, Ludong University, Yantai, Shandong, 264025, PR China; Institute of Bionanotechnology, Yantai Key Laboratory of Nanoscience and Technology for Prepared Food, Yantai Engineering Research Center of Green Food Processing and Quality Control, Yantai, Shandong, 264025, PR China. Electronic address:
Magnetic solid-phase extraction (MSPE) technology for tetracycline (TCC) was developed by employing the novel and pre-designed FeO-COOH@hydrogen-bonded organic frameworks (HOFs) adsorbents in complex food samples. The HOF shell was grown onto the FeO-COOH core by in-situ self-assembled method. The excellent MSPE performances with less solvent, less adsorbent and time consumption were derived from the hydrogen bonding, π-π and hydrophobic interactions between HOF shell and TCC.
View Article and Find Full Text PDFGibberellin-regulated protein (GRP) is a newly discovered allergen in systemic fruit allergies. The kind of fruits which cause allergy is extensive as GRP is universally included in plants. Two children with GRP allergy were reported.
View Article and Find Full Text PDFAnal Bioanal Chem
October 2023
Department of Sensory Analytics & Technologies, Fraunhofer Institute for Process Engineering and Packaging IVV, Giggenhauser Str. 35, 85354, Freising, Germany.
The evaluation of aroma properties of beverages, both analytically as well as with human sensory studies, is a challenging task and most often related to time- and cost-intensive analyses. Whisky is a spirit offering a wide variety of aroma impressions caused by a complex mixture of aroma active compounds. In the present study, methods for the efficient evaluation of aroma characteristics are evaluated for 16 whisky samples of different origins (Scotch and American).
View Article and Find Full Text PDFFood Chem
January 2024
The Key Laboratory of Biology and Genetic Improvement of Horticultural Crops (Fruit Tree Breeding Technology), Ministry of Agriculture and Rural Affairs, National Horticulture Germplasm Resources Center, Zhengzhou Fruit Research Institute, Chinese Academy of Agricultural Sciences, Zhengzhou 450009, China; Western Research Institute, Chinese Academy of Agricultural Sciences, Changji 831100, China. Electronic address:
The characterization of peach metabolites and carotenoids during canning and storage remains unclear. The present study identified 658 metabolites and 40 carotenoids in peach fruits throughout the canning and storage using ESI-MS/MS and APCI-MS/MS based metabolome approach. A total of 282 differentially accumulated metabolites were found, mainly including 78 phenolic acids, 74 lipids, 61 flavonoids.
View Article and Find Full Text PDFPlant J
May 2023
CAS Key Laboratory of Plant Germplasm Enhancement and Specialty Agriculture, The Innovative Academy of Seed Design of Chinese Academy of Sciences, Wuhan, Botanical Garden, Wuhan, 430074, China.
Red coloration around the stone (Cs) is an important trait of canned peaches (Prunus persica). In this study, an elongated hypocotyl 5 gene in peach termed PpHY5 was identified to participate in the regulation of the Cs trait. The E3 ubiquitin ligase PpCOP1 was expressed in the flesh around the stone and could interact with PpHY5.
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