用于猪肉保存的交联蛋白质多糖化物纳米复合材料涂层:对物理化学性质和微生物结构的影响
Xianmin Qin1, Linqin Chen1, Jingjing Zhao1
1School of Liquor and Food Engineering, Guizhou University, Guiyang, Guizhou 550025, PR China.
Food chemistry
|January 28, 2025
概括
用蛋白,奇托桑和点制成的新食用涂层有效保存冷的猪肉. 这些涂层可以减少腐烂,并在更长的储存期内保持质量.
科学领域:
- 食品科学 食品科学 食品科学
- 材料科学 材料科学 材料科学
- 微生物学 微生物学
背景情况:
- 可食用薄膜对于延长肉制品的保质期至关重要.
- 开发冷猪肉的有效保存方法对于减少腐烂和保持质量至关重要.
研究的目的:
- 开发和评估用于冷藏保存猪肉的新型可食涂层 (EW/TNPCS).
- 在可食用的涂层中研究酸-尼复合纳米交联剂的抗菌和抗氧化特性.
主要方法:
- 使用蛋白,奇托,点和酸-尼复合纳米交联剂制备可食涂料 (EW/TNPCS).
- 评估涂料在减少水损失,延迟感官变化 (味道,质地,颜色) 和抑制12天冷藏猪肉中的微生物生长方面的有效性.
- 分析主要的腐烂指标,包括TVB-N,碳酸含量,pH值和总殖民地数量.
主要成果:
- EW/TNPCS显著减少了水损失,并延迟了冷猪肉的味道,质地和表面颜色的不良变化.
- 12天后,与对照组相比,EW/TNPCS5涂层的猪肉显示TVB-N降低了33.75%,碳酸含量降低了96.61%,pH值降低了7.09%.
- 在涂层猪肉中,殖民地数量减少了17.71%,主要腐烂细菌如Myroides和Acinetobacter的生长受到了抑制.
结论:
- 开发的EW/TNPCS可食涂料显示了保存冷猪肉的巨大潜力.
- 这些涂层有效地抑制了微生物的腐烂,并保持了物理化学质量,为延长肉制品的保质期提供了一个实用的解决方案.
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