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通过局部药物输送,为自身免疫性1型糖尿病细胞移植提供免疫保护

T R Lansberry¹, C L Stabler²

¹J. Crayton Pruitt Family Department of Biomedical Engineering, University of Florida, Gainesville, FL, USA.

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|January 29, 2024

概括

通过小岛移植治疗的1型糖尿病 (T1DM) 面临拒绝的挑战. 本综述探讨了针对性免疫抑制的生物材料平台,以改善移植的存活率和推进细胞疗法.

科学领域:

免疫学免疫学免疫学
生物材料科学生物材料科学
内分泌学在内分泌学.

背景情况:

1型糖尿病 (T1DM) 涉及自身免疫性破坏胰岛素生成β细胞.
异构小岛移植提供了一种潜在的治疗方法,但由于移植物被排斥而受到阻碍.
目前的免疫抑制不充分地解决非特异性和自身免疫性排斥途径.

研究的目的:

审查岛屿移植后细胞免疫性排斥的挑战.
突出针对特定免疫排斥途径的治疗剂.
探索生物材料平台,以控制免疫调节剂的局部输送.

主要方法:

审查关于岛屿移植免疫学和治疗学的现有文献.
对免疫调节的宏观,微观和纳米级生物材料平台的分析.
针对非特异性,异抗原特异性和自身免疫性排斥途径的药物的评估.

主要成果:

标准的免疫抑制剂对所有排斥机制是不够的.
生物材料平台为局部和受控的治疗药物提供潜力.
不同的生物材料尺度 (宏观,微观,纳米) 具有独特的优势和挑战.

结论:

有效预防小岛移植排斥需要针对多个免疫路径.
基于生物材料的输送系统对于提高治疗疗效至关重要.
这些发现可能会为T1DM以外的其他基于细胞的治疗方法的进展提供信息.

关键词:

异构性异构性异构性整体移植是一种全移植.这是一种自身免疫力.生物材料是一种生物材料.有控制释放的释放.免疫系统的排斥免疫系统的排斥免疫抑制是一种免疫抑制.岛屿移植移植的方法

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