Figure - PMC

Skip to main content

An official website of the United States government

Here's how you know

Here's how you know

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.

View full-text article in PMC

. 2021 Feb 12;8(3):677–686. doi: 10.1002/acn3.51311

Search in PMC
Search in PubMed
View in NLM Catalog
Add to search

© 2021 The Authors. Annals of Clinical and Translational Neurology published by Wiley Periodicals LLC on behalf of American Neurological Association

This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.

PMC Copyright notice

(A) Scattered atrophy, regenerated muscle fibers. HE staining. (B) Diffuse sarcolemmal MHC‐I positive immunoreactivity. (C) Mild membrane attack complex deposition on endomysial capillaries. (D) Atypical ragged red fibers appeared by modified Gomori trichrome staining. (E) SDH hyper‐reactive fibers. (F) COX‐negative fibers. (G) Numerous COX‐deficient fibers, not restricted to the perifascicular region. SDH‐COX co‐staining. (H) COX hyper‐reactive fibers. Original magnification, ×40. (I) Mitochondrial proliferation and abnormal aggregation among myofibrils. Electron microscopy. Scale bar are 1 μm. MHC‐I, major histocompatibility complex class‐I; COX, cytochrome oxidase C; SDH, succinate dehydrogenase.