纳米尺度的冷皇家果制剂及其物理化学性质和杀菌活性的评估
Reza Ghadimi-Garjan1, Afshin Javadi1, Hoda Jafarizadeh-Malmiri2
1Department of Food Hygiene, Faculty of Veterinary, Tabriz Medical Science Islamic Azad University Tabriz Iran.
Food science & nutrition
|June 16, 2023
概括
解热化有效地保存皇家果.
科学领域:
- 食品科学 食品科学 食品科学
- 生物化学 生物化学
- 微生物学 微生物学
背景情况:
- 皇家果的生物活性成分对健康有好处,但在加工和储存过程中会降解.
- 化 (冷干燥) 是一种有前途的方法来保持皇家果的营养完整性.
研究的目的:
- 评估冷化在保护皇家果的生物活性化合物和特性方面的有效性.
- 在储存期间评估冷解皇家果粉末 (RJP) 的稳定性.
- 为了研究RJP的抗菌活性.
主要方法:
- 新鲜的皇家果在100Pa和-70°C下冷干燥40小时.
- 在30°C下,对RJP的物理化学特性 (pH,度,总,抗氧化活性,水分含量) 进行了为期3个月的监测.
- 气色谱-质谱学 (GC-MS) 分析了10-基-2-二甲酸 (10H2DA) 含量.
- 测试了对大肠杆菌和金黄色葡萄球菌的抗菌活性.
主要成果:
- 解热皇家果粉 (RJP) 在30°C下维持了稳定的pH,度,总含量和抗氧化活性3个月.
- RJP的水分含量低于1%,明显低于新鲜皇家果 (70%).
- 与新鲜皇家果相比,10-基-2-酸 (10H2DA) 在RJP中高3.85倍.
- RJP对大肠杆菌 (12毫米区) 和金黄色葡萄球菌 (15毫米区) 具有显著的杀菌作用.
结论:
- 解热化是一种有效的方法,可以保持皇家果的质量和生物活性化合物.
- 解冷化皇家果粉具有出色的储存稳定性和强大的抗菌性能.
- 这项研究支持用于功能性食品和食补充剂的冷解皇家果的开发.
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