单独或与黑胡结合使用的黄素对真空包装的碎羊肉中的食物传播病原体具有抗菌作用
Mohamed Anwar Elghareeb1, Hend Ali Elshebrawy1, Hanan Ahmed Zaher1
1Department of Food Hygiene, Safety, and Technology, Faculty of Veterinary Medicine, Mansoura University, Mansoura, 35516, Egypt.
Scientific reports
|July 8, 2025
概括
天然防腐剂黄素和黑胡显著延长了碎羊肉的保质期. 这种混合物抑制了腐烂细菌和食物传播的病原体,如沙门氏菌和大肠杆菌,提高了肉类的安全性和质量.
科学领域:
- 食品科学 食品科学 食品科学
- 微生物学 微生物学
- 自然产品化学 自然产品化学
背景情况:
- 肉制品中的合成防腐剂引发了安全问题.
- 对天然,有效和负担得起的肉类防腐剂的需求正在增加.
- 在保持肉质的同时延长保质期是一个关键的研究挑战.
研究的目的:
- 为了评估黄素和黑胡作为真空包装磨羊肉的天然防腐剂.
- 评估它们对感官属性,保质期和微生物污染的影响.
- 为了确定对腐烂细菌和食源性病原体的有效性.
主要方法:
- 磨地羊肉被用不同度的黄素 (0.3%,0.7%,1%) 和黑胡 (0.3%) 单独和组合治疗.
- 样品被真空包装并在4°C下储存.
- 分析了感官属性,保质期,细菌数量 (无氧,乳酸,精神养) 和食物传播的病原体 (沙门氏菌Typhimurium,大肠杆菌O157:H7,金黄色杆菌).
主要成果:
- 黑胡 (0.3%) 和黄素 (1%) 的组合将羊肉的保质期延长到21天,而对照组的保质期为7天.
- 这种混合物显著减少了2个日志以上的无氧,乳酸和精神变质细菌.
- 在第14天观察到完全抑制金黄色细菌 (MRSA),沙门氏菌和大肠杆菌的显著减少.
结论:
- 和黑胡作为肉制品的有效天然防腐剂.
- 它们的组合提高了保质期,并控制了真空包装羊肉中的微生物腐烂和食源性病原体.
- 这为肉类工业中合成防腐剂提供了一个可行的天然替代品.
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