涉及各种佳寿的无氧发酵中的微生物的表征
Ying Wang1, Shuo Feng1, Shi-Min Liu1
1Zhejiang Province Key Laboratory of Plant Secondary Metabolism and Regulation, College of Life Sciences and Medicine, Zhejiang Sci-Tech University, Hangzhou, China, zstu.edu.cn.
International journal of food science
|October 1, 2025
概括
这项研究分离了37种来自州的微生物菌株,识别了乳酸细菌和酵母等有益细菌. 几种菌株表现出抗微生物,抗氧化剂和促进植物生长的活动,这表明有可能改善州发酵.
科学领域:
- 微生物学与发酵科学 微生物学与发酵科学
- 食品科学与技术 食品科学与技术
- 生物技术是生物技术.
背景情况:
- ,一种发酵产品,在食品,医疗保健和环境领域至关重要.
- 苏岛内的微生物群落有助于其生物活性特性.
- 了解这些微生物是优化Jiaosu生产和应用的关键.
研究的目的:
- 为了隔离和表征来自Jiaosu的微生物菌株.
- 评估这些菌株的功能性质,包括抗微生物,抗氧化剂和促进植物生长的活动.
- 为了确定改善州发酵的潜在候选人.
主要方法:
- 从六个州样本中分离和识别了37种微生物菌株 (22 LAB,6 酵母菌株).
- 对酶活性进行查 (甲酸酶,蛋白酶,β-葡萄糖酶,脂酶,细胞酶,皮酶,氨酸酶).
- 评估对病原体的抗微生物活性,抗氧化能力 (DPPH,ABTS),以及印醇-3酸 (IAA), siderophores 和氨酸 (GABA) 的产生.
主要成果:
- 识别的共同属:乳杆菌,酵母菌和细菌菌.
- 观察到高频率的催化酶,蛋白酶,β-葡萄糖酶和脂酶活动.
- 通过特定菌株显著抑制病原体 (大肠杆菌,金黄色杆菌,R. solanacearum).
- 展示了高ABTS清除率的抗氧化潜力.
- 通过所有菌株确认IAA生产,七种菌株的产量更高.
- 在特定菌株中确定了 siderophore 和 GABA 生产.
- 孤立的功能菌株包括Weissella confusa MZ3,Pichia kudriavzevii YJ2,Bacillus amyloliquefaciens GC1和Lactobacillus plantarum YS2.2等,这些菌株的特点在于它们具有很强的功能.
结论:
- 从Jiaosu.成功地分离出具有多种有益性质的功能性微生物菌株.
- 这些已识别的菌株,特别是Weissella confusa MZ3和Pichia kudriavzevii YJ2,具有作为增强Jiaosu发酵的微生物剂的潜力.
- 这项研究突出了州内丰富的微生物多样性和各种应用的功能潜力.
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