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  • EI
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中國精品科技期刊2020
李嬋媛,鄭淼心,鄒玉婷,等. 葡萄汁有孢漢遜酵母與釀酒酵母共培養發酵野櫻桃飲品研究[J]. 食品工業科技,2024,45(7):93?99. doi: 10.13386/j.issn1002-0306.2023050212.
引用本文: 李嬋媛,鄭淼心,鄒玉婷,等. 葡萄汁有孢漢遜酵母與釀酒酵母共培養發酵野櫻桃飲品研究[J]. 食品工業科技,2024,45(7):93?99. doi: 10.13386/j.issn1002-0306.2023050212.
LI Chanyuan, ZHENG Miaoxin, ZOU Yuting, et al. Characteristics of Wild Cherry Beverage Co-fermented by Hanseniaspora uvarum and Saccharomyces cerevisiae[J]. Science and Technology of Food Industry, 2024, 45(7): 93?99. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2023050212.
Citation: LI Chanyuan, ZHENG Miaoxin, ZOU Yuting, et al. Characteristics of Wild Cherry Beverage Co-fermented by Hanseniaspora uvarum and Saccharomyces cerevisiae[J]. Science and Technology of Food Industry, 2024, 45(7): 93?99. (in Chinese with English abstract). doi: 10.13386/j.issn1002-0306.2023050212.

葡萄汁有孢漢遜酵母與釀酒酵母共培養發酵野櫻桃飲品研究

Characteristics of Wild Cherry Beverage Co-fermented by Hanseniaspora uvarum and Saccharomyces cerevisiae

  • 摘要: 利用從野櫻桃發酵底泥中篩選的一株葡萄汁有孢漢遜酵母(Hanseniaspora uvarum)YT-35與商業釀酒酵母(Sacharomyces cerevisiae)共培養發酵野櫻桃飲品,以2株菌的單菌株發酵為對照,對不同發酵階段中的微生物數量、還原糖、乙醇等動態變化分析,利用高效液相色譜(HPLC)對有機酸進行動態檢測,采用頂空固相微萃取/氣相色譜-質譜(HS-SPME/GC-MS)對發酵飲品的揮發性風味物質進行測定。結果表明,H. uvarum YT-35在共培養發酵前期占據主導優勢;與單一S. cerevisiae發酵相比,共培養發酵可以獲得低乙醇含量(3.51 g/L)飲品;HPLC結果表明,共培養發酵可降低檸檬酸、蘋果酸和奎寧酸的產量,增加冰醋酸的產量;HS-SPME/GC-MS結果表明,共培養發酵可產生更多的酯類風味物質,如己酸乙酯、苯甲酸甲酯、辛酸異戊酯、肉桂酸甲酯、反式肉桂酸乙酯、十八酸乙酯、苯甲酸芐酯和鄰苯二甲酸二異丁酯,同時可增強如月桂酸乙酯、辛酸乙酯、苯乙醇、苯甲醇、辛酸和月桂酸等風味物質的含量;聚類分析表明,H. uvarum YT-35與S. cerevisiae共培養發酵野櫻桃對豐富飲品中揮發性物質種類及含量提高有重要貢獻。本研究旨在為具有不同代謝潛能的混合菌株在提升果汁發酵飲品品質中的研究提供一定科學依據和理論指導。

     

    Abstract: One strain of Hanseniaspora uvarum YT-35 was screened from fermented sediment of wild cherry. Hanseniaspora uvarum YT-35 and commercial Saccharomyces cerevisiae were used as coculture for manufacture of fermented wild cherry beverage. The dynamics of microbial populations, reducing sugars and ethanol were analyzed at different stages of fermentation using single-strain fermentation with 2 strains of bacteria as a control. Meanwhile, the organic acids and volatile aromatic compounds of the fermented beverages were detected by high-performance liquid chromatography (HPLC) and headspace solid-phase microextraction/gas chromatography-mass spectrometry (HS-SPME/GC-MS). The results showed that H. uvarum YT-35 dominated in the pre-fermentation stage of co-culture. Compared with single fermentation with S. cerevisiae, the coculture fermentation resulted in lower ethanol content (3.51 g/L). Notably, HPLC results revealed that coculture fermented beverage reduced the yield of citric, malic and quinic acids and increased the yield of glacial acetic acid. HS-SPME/GC-MS results revealed that coculture fermented beverage produced more volatile compounds of esters, such as ethyl caproate, methyl benzoate and isoamyl octanoate and showed enhanced contents of ethyl laurate, ethyl octanoate, phenyl ethyl alcohol, benzyl alcohol, octanoic acid and lauric acid. Meanwhile, clustering analysis revealed that coculture fermentation were correlated with the greatest number of volatile aroma compounds in the fermented wild cherry beverage. This study provides scientific basis and theoretical guidance for the research of coculture strains with different metabolic potential in improving the quality of fruit juice fermented beverage.

     

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