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基于3D打印的基于粉的凝基的基于细胞的肉类支架.

Jing Wang1, Siqing Dai1, Ning Xiang2

  • 1Department of Food Science and Engineering, Zhejiang University of Technology, Hangzhou, Zhejiang 310014, People's Republic of China.

Journal of agricultural and food chemistry
|August 6, 2024
PubMed
概括

研究人员使用3D打印开发了一种新的基于粉的凝支架,用于基于细胞的肉类生产. 这种支架支持C2C12神经细胞的增殖和分化,显示出可持续的肉类替代品的前景.

关键词:
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科学领域:

  • 生物材料工程 生物材料工程
  • 组织工程是组织工程.
  • 食品科学 食品科学 食品科学

背景情况:

  • 为基于细胞的肉类生产开发可持续和可扩展的方法至关重要.
  • 生物相容的支架对于提供结构支持和促进培养肉的细胞生长至关重要.
  • 基于粉的材料提供了作为生物降解和可定制的脚手架组件的潜力.

研究的目的:

  • 开发和优化3D打印的基于粉的凝支架,用于基于细胞的肉类种植.
  • 为了研究碳酸纳米颗粒-葡萄糖三角乳 (CaCO3 NPs-GDL) 对脚手架性能的影响.
  • 评估脚手架是否适合支持C2C12小鼠骨肌细胞的增殖和分化.

主要方法:

  • 制造基于粉的凝油墨和3D打印的脚手架,以优化填充密度.
  • 加入CaCO3NP-GDL来修改脚手架的特性.
  • 评估脚手架的性能,包括胀,体外消化,水稳定性,孔径大小和压缩模量.
  • 在支架上培养C2C12细胞并评估细胞增殖,融合和成熟.

主要成果:

  • 优化3D打印的脚手架 (50%的填充密度) 呈现出高度排序的微观结构.
  • 添加0.075g的CaCO3NP增强了脚手架的性能,包括孔径 (80-120微米) 和压缩模量 (246.76Pa).
  • C2C12细胞的数量增加了2.81倍,融合和成熟指数分别为57.00%和34.56%,表明成功的增殖和分化.

结论:

  • 开发的基于粉的复合凝支架适用于基于细胞的肉类生产.
  • 脚手架表现出极好的水稳定性,体外可降解性,并支持C2C12细胞生长和分化.
  • 这项研究为基于细胞的肉制品的可持续制造提供了一个有希望的方法.