Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
a Diagrammatic representation in sagittal and transverse horizontal section of the anatomical site and extent of the anterolateral annular lesion (arrow, dark area). b The L1L2 and L3L4 discs received the lesion depicted in segment a. Para-lesion discs (T14L1, L2L3 and L4L5) were also processed for histology. c Transverse horizontal sections of sham control and lesion discs 3 and 6 month PO depicting the extent of the well defined experimental anterolateral lesion (arrow)
