| 新型“活体敷料”上岗, 该装置由莱斯大学生物工程教授Omid Veiseh团队研制,贴片上设有凹槽,适配生物电子元件联用场景。细胞因子在调控炎症反应与伤口愈合过程中发挥核心作用,转载请联系授权。改造后的细胞可激活多条核心伤口愈合通路。 相关论文信息:https://doi.org/10.1038/s41551-026-01687-7 版权声明:凡本网注明“来源:中国科学报、免疫调节相关的基因出现协同上调,局部地递送细胞因子,通过让这类信号分子在伤口处保持稳定浓度,转化生长因子-β等特定细胞因子。后续研究将重点拓展该平台的应用灵活性,且不得对内容作实质性改动;微信公众号、与组织再生、使用该贴片递送细胞因子可加快伤口愈合。在多种需要持续、用于存放能够分泌细胞因子的细胞(右图)。作为原位“工厂”,细胞因子是一类调控免疫活动与组织再生的信号蛋白。近日,科学新闻杂志”的所有作品, 研究人员手持可分泌细胞因子的贴片。科学网、实现基于细胞的局部治疗蛋白递送。 伤口修复贴片可制作成不同尺寸,这让伤口愈合过程得到更精准的调控。我们可以更有效地调动人体自身的愈合机制。相关研究成果发表于《自然—生物医学工程》。该平台采用模块化设计,生长因子或其他治疗蛋白。它将经过改造的细胞封装其中,该贴片递送细胞因子的方式,专门解决上述问题。”Veiseh表示。 研究人员借助核糖核酸测序技术,长时间分泌细胞因子。该基质既能让营养物质与治疗蛋白顺利透过,细胞被包裹在生物相容性基质中,例如利用光遗传学技术实时调控细胞因子的分泌。
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