The microbial characteristics in low-temperature Daqu from the eastern Anhui region

Strong-flavored Baijiu is a major Baijiu type with high market share in China, usually produced using various fermentation processes, including medium-temperature, and medium and low-temperature Daqu. This study focused on the microbiota of Strong-flavored Baijiu low-temperature Daqu in eastern Anhu...

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Main Authors: Bai Yu, Wang Jiajia, Sun Xiao, Ben Zongyou, Yang Duoxin, Shi Jiahui, Dong Yan
Format: Article
Language:English
Published: Taylor & Francis Group 2025-12-01
Series:All Life
Subjects:
Online Access:http://dx.doi.org/10.1080/26895293.2025.2477465
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author Bai Yu
Wang Jiajia
Sun Xiao
Ben Zongyou
Yang Duoxin
Shi Jiahui
Dong Yan
author_facet Bai Yu
Wang Jiajia
Sun Xiao
Ben Zongyou
Yang Duoxin
Shi Jiahui
Dong Yan
author_sort Bai Yu
collection DOAJ
description Strong-flavored Baijiu is a major Baijiu type with high market share in China, usually produced using various fermentation processes, including medium-temperature, and medium and low-temperature Daqu. This study focused on the microbiota of Strong-flavored Baijiu low-temperature Daqu in eastern Anhui using 16S and ITS sequencing. Key bacteria consistent with previous studies, such as Actinobacteria, were identified, similar to the high-temperature Daqu of Yanghe Baijiu. These results highlight both commonalities and differences in bacteria between the various Daqu of Baijiu types. Fungal analysis showed Ascomycota as the dominant phylum. Functional annotation revealed a high abundance of genes related to carbohydrate and amino acid metabolism. The study also found significant correlations between microbial communities at different fermentation stages and various indicators like pH, moisture, and fermentation power. Notably, Lactobacillus was linked to fermentation power, while Proteobacteria was associated with saccharification activity. These findings provide insights into the fermentation mechanisms of low-temperature Daqu in strong-flavored Baijiu from eastern Anhui.
format Article
id doaj-art-c828b2fbc6054dfd91fbc5cd07bb1faa
institution Kabale University
issn 2689-5307
language English
publishDate 2025-12-01
publisher Taylor & Francis Group
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series All Life
spelling doaj-art-c828b2fbc6054dfd91fbc5cd07bb1faa2025-08-20T03:44:28ZengTaylor & Francis GroupAll Life2689-53072025-12-0118110.1080/26895293.2025.24774652477465The microbial characteristics in low-temperature Daqu from the eastern Anhui regionBai Yu0Wang Jiajia1Sun Xiao2Ben Zongyou3Yang Duoxin4Shi Jiahui5Dong Yan6Chuzhou UniversityChuzhou UniversityChuzhou UniversityChuzhou UniversityAnhui Bi Lv Chun Biotechnology Co, LtdChuzhou UniversityChuzhou UniversityStrong-flavored Baijiu is a major Baijiu type with high market share in China, usually produced using various fermentation processes, including medium-temperature, and medium and low-temperature Daqu. This study focused on the microbiota of Strong-flavored Baijiu low-temperature Daqu in eastern Anhui using 16S and ITS sequencing. Key bacteria consistent with previous studies, such as Actinobacteria, were identified, similar to the high-temperature Daqu of Yanghe Baijiu. These results highlight both commonalities and differences in bacteria between the various Daqu of Baijiu types. Fungal analysis showed Ascomycota as the dominant phylum. Functional annotation revealed a high abundance of genes related to carbohydrate and amino acid metabolism. The study also found significant correlations between microbial communities at different fermentation stages and various indicators like pH, moisture, and fermentation power. Notably, Lactobacillus was linked to fermentation power, while Proteobacteria was associated with saccharification activity. These findings provide insights into the fermentation mechanisms of low-temperature Daqu in strong-flavored Baijiu from eastern Anhui.http://dx.doi.org/10.1080/26895293.2025.2477465low-temperaturedaqueastern anhui region16sits
spellingShingle Bai Yu
Wang Jiajia
Sun Xiao
Ben Zongyou
Yang Duoxin
Shi Jiahui
Dong Yan
The microbial characteristics in low-temperature Daqu from the eastern Anhui region
All Life
low-temperature
daqu
eastern anhui region
16s
its
title The microbial characteristics in low-temperature Daqu from the eastern Anhui region
title_full The microbial characteristics in low-temperature Daqu from the eastern Anhui region
title_fullStr The microbial characteristics in low-temperature Daqu from the eastern Anhui region
title_full_unstemmed The microbial characteristics in low-temperature Daqu from the eastern Anhui region
title_short The microbial characteristics in low-temperature Daqu from the eastern Anhui region
title_sort microbial characteristics in low temperature daqu from the eastern anhui region
topic low-temperature
daqu
eastern anhui region
16s
its
url http://dx.doi.org/10.1080/26895293.2025.2477465
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