endoneurium

1. The perineurial cells of the small nerve branch of the normal human abdominal wall are observed with electron microscope. The fibrous long-spacing bodies ( FLS) are found within the interstitial substance of the endoneurium.
   本文报道在电镜下观察了正常人腹壁神经小分支的神经束膜细胞的超微结构，并在神经内膜间质中发现了纤维性长间距体（FLS）。
2. Ultrastructure of perineurial cells and fibrous long-spacing bodies ( fls) in endoneurium of normal human peripheral nerve
   正常人周围神经内膜中的纤维性长间距体及神经束膜细胞的超微结构

noun

1. delicate connective tissue around individual nerve fibers in nerve