3 month C57bl/6 microbead injecton

3 month C57bl/6 optic nerve, unmyelinated region. IOP increase for 1 month (microbead injection). High-mag TEM (18500x). Sample 2 of 4 in this group.3月龄C57BL/6小鼠（C57bl/6）视神经未髓鞘化区域，经微球注射造模使眼内压（intraocular pressure, IOP）升高1个月，采用高倍透射电子显微镜（transmission electron microscopy, TEM）以18500倍放大倍数成像，为本实验组4份样本中的第2份。