Kidney disease is an escalating global health problem,for which the formulation of therapeutic approaches using stem cells has received increasing research attention.The complexity of kidney anatomy and function,which...Kidney disease is an escalating global health problem,for which the formulation of therapeutic approaches using stem cells has received increasing research attention.The complexity of kidney anatomy and function,which includes the diversity of renal cell types,poses formidable challenges in the identification of methods to generate replacement structures.Recent work using the zebrafish has revealed their high capacity to regenerate the integral working units of the kidney,known as nephrons,following acute injury.Here,we discuss these findings and explore the ways that zebrafish can be further utilized to gain a deeper molecular appreciation of renal stem cell biology,which may uncover important clues for regenerative medicine.展开更多
目的：探讨大鼠肾小体发育中体积生长曲线的变化规律。方法：采用连续切片技术,光镜观察并结合体视学分析方法,对不同发育阶段大鼠肾小体的体积进行测量,定量研究肾小体体积的变化规律。结果：胚龄16 d 时逗号小体及 S 小体出现,胚龄18...目的：探讨大鼠肾小体发育中体积生长曲线的变化规律。方法：采用连续切片技术,光镜观察并结合体视学分析方法,对不同发育阶段大鼠肾小体的体积进行测量,定量研究肾小体体积的变化规律。结果：胚龄16 d 时逗号小体及 S 小体出现,胚龄18 d,出现了Ⅲ期和Ⅳ期肾小体,生后7 d,逗号小体及 S 小体消失,肾小体的体积从胚龄18 d 到生后40 d 大约增大86倍。结论：大鼠肾小体于胚龄16 d 发生,生后40 d 达到成年水平。展开更多
基金Supported by National Institutes of Health,No.DP2 OD008470Private funding was provided from the University of Notre Dame College of Science and Graduate Schoola generous donation to support stem cell research provided by the Gallagher Family
文摘Kidney disease is an escalating global health problem,for which the formulation of therapeutic approaches using stem cells has received increasing research attention.The complexity of kidney anatomy and function,which includes the diversity of renal cell types,poses formidable challenges in the identification of methods to generate replacement structures.Recent work using the zebrafish has revealed their high capacity to regenerate the integral working units of the kidney,known as nephrons,following acute injury.Here,we discuss these findings and explore the ways that zebrafish can be further utilized to gain a deeper molecular appreciation of renal stem cell biology,which may uncover important clues for regenerative medicine.
文摘目的：探讨大鼠肾小体发育中体积生长曲线的变化规律。方法：采用连续切片技术,光镜观察并结合体视学分析方法,对不同发育阶段大鼠肾小体的体积进行测量,定量研究肾小体体积的变化规律。结果：胚龄16 d 时逗号小体及 S 小体出现,胚龄18 d,出现了Ⅲ期和Ⅳ期肾小体,生后7 d,逗号小体及 S 小体消失,肾小体的体积从胚龄18 d 到生后40 d 大约增大86倍。结论：大鼠肾小体于胚龄16 d 发生,生后40 d 达到成年水平。
