The nephrotome is a section of the mesoderm. It gives rise to the pronephros and eventually to the rest of the kidney. A nephrotome is an obsolete term used to describe rounded mesodermal portions of the forming pronephros. In old texts the pronephros is described as forming through the fusion of multiple nephrotomes. Modern visualization methods such as scanning electron microscopy, in situ hybridization and confocal microscopy, combined with the simple approach of peeling off the epidermis to… (More on Nephrotome)