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Photomicrographs of atrophic fibers present in PCA bellies from both normal-functioning and unilaterally immobilized vocal folds. A. Horizontal PCA belly, from immobilized vocal fold; B. Horizontal PCA belly, from normal functioning side of the PCA; C. Vertical belly of the PCA, from immobilized vocal folds; D. Vertical belly of the PCA, from normal functioning vocal folds. All stained with anti-type II (MY-32). All taken at 400×.
