Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wine

Abstract The study explores the effect of pre-fermentation heat treatment (PFHT) on the flavor and metabolomic profiles of kiwi wine (KW) derived from three kiwifruit cultivars. Six KW groups were involved, namely with/without PFHT for green (GWH/GW), yellow (YWH/YW), and red (RWH/RW) kiwifruit. E-t...

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Main Authors: Qiuyu Lan, Zhibo Yang, Lu Lin, Chuan Song, Junni Tang, Yuan Liu, Zonghua Ao, Suyi Zhang, Xin Du, Chenglin Zhu, Luca Laghi
Format: Article
Language:English
Published: Nature Portfolio 2025-05-01
Series:npj Science of Food
Online Access:https://doi.org/10.1038/s41538-025-00438-3
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author Qiuyu Lan
Zhibo Yang
Lu Lin
Chuan Song
Junni Tang
Yuan Liu
Zonghua Ao
Suyi Zhang
Xin Du
Chenglin Zhu
Luca Laghi
author_facet Qiuyu Lan
Zhibo Yang
Lu Lin
Chuan Song
Junni Tang
Yuan Liu
Zonghua Ao
Suyi Zhang
Xin Du
Chenglin Zhu
Luca Laghi
author_sort Qiuyu Lan
collection DOAJ
description Abstract The study explores the effect of pre-fermentation heat treatment (PFHT) on the flavor and metabolomic profiles of kiwi wine (KW) derived from three kiwifruit cultivars. Six KW groups were involved, namely with/without PFHT for green (GWH/GW), yellow (YWH/YW), and red (RWH/RW) kiwifruit. E-tongue analysis effectively distinguished the taste profiles across these KW groups, identifying significant variations. A total of 97 volatile components were characterized using GC-MS and GC-IMS, 12 of them were identified as key volatile compounds based on a combination of t-tests (p < 0.05) and variable importance in projection (VIP) scores. GC-MS and GC-IMS results demonstrated that PFHT significantly altered volatile profiles, specifically decreasing ester content while increasing aldehyde levels in comparison to untreated samples. Furthermore, 71 non-volatile compounds were identified by 1H-NMR, with 10 key metabolites (p < 0.05, VIP > 1) contributing to the observed differences. PFHT notably influenced metabolomic profiles, particularly in carbohydrate and organic acid levels, displaying cultivar-specific differences. Green kiwifruit-derived KW showed the most pronounced sensitivity to PFHT, as reflected in both flavor and metabolic profiles. These findings offer valuable insights for optimizing KW production processes and scaling up industrial production.
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spelling doaj-art-e0da6d64c4d545c3b8aa7ca062e78f112025-08-20T03:16:32ZengNature Portfolionpj Science of Food2396-83702025-05-019111110.1038/s41538-025-00438-3Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wineQiuyu Lan0Zhibo Yang1Lu Lin2Chuan Song3Junni Tang4Yuan Liu5Zonghua Ao6Suyi Zhang7Xin Du8Chenglin Zhu9Luca Laghi10College of Pharmacy and Food, Southwest Minzu UniversityCollege of Pharmacy and Food, Southwest Minzu UniversityCollege of Pharmacy and Food, Southwest Minzu UniversityLuzhou Laojiao Co., LtdCollege of Pharmacy and Food, Southwest Minzu UniversityCollege of Grassland Resources, Southwest Minzu UniversityLuzhou Laojiao Co., LtdLuzhou Laojiao Co., LtdCollege of Chemistry and Life Sciences, Chengdu Normal UniversityCollege of Pharmacy and Food, Southwest Minzu UniversityDepartment of Agricultural and Food Sciences, University of BolognaAbstract The study explores the effect of pre-fermentation heat treatment (PFHT) on the flavor and metabolomic profiles of kiwi wine (KW) derived from three kiwifruit cultivars. Six KW groups were involved, namely with/without PFHT for green (GWH/GW), yellow (YWH/YW), and red (RWH/RW) kiwifruit. E-tongue analysis effectively distinguished the taste profiles across these KW groups, identifying significant variations. A total of 97 volatile components were characterized using GC-MS and GC-IMS, 12 of them were identified as key volatile compounds based on a combination of t-tests (p < 0.05) and variable importance in projection (VIP) scores. GC-MS and GC-IMS results demonstrated that PFHT significantly altered volatile profiles, specifically decreasing ester content while increasing aldehyde levels in comparison to untreated samples. Furthermore, 71 non-volatile compounds were identified by 1H-NMR, with 10 key metabolites (p < 0.05, VIP > 1) contributing to the observed differences. PFHT notably influenced metabolomic profiles, particularly in carbohydrate and organic acid levels, displaying cultivar-specific differences. Green kiwifruit-derived KW showed the most pronounced sensitivity to PFHT, as reflected in both flavor and metabolic profiles. These findings offer valuable insights for optimizing KW production processes and scaling up industrial production.https://doi.org/10.1038/s41538-025-00438-3
spellingShingle Qiuyu Lan
Zhibo Yang
Lu Lin
Chuan Song
Junni Tang
Yuan Liu
Zonghua Ao
Suyi Zhang
Xin Du
Chenglin Zhu
Luca Laghi
Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wine
npj Science of Food
title Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wine
title_full Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wine
title_fullStr Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wine
title_full_unstemmed Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wine
title_short Sensory and Omics approaches reveal the impact of heat treatment before fermentation on kiwi wine
title_sort sensory and omics approaches reveal the impact of heat treatment before fermentation on kiwi wine
url https://doi.org/10.1038/s41538-025-00438-3
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