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Washington University Experience | MYELIN (IMMUNE-MEDIATED) | MS - Brainstem & Cerebellum | 12B3 Multiple Sclerosis (Case 12) Medulla ORO whole mount copy

A method of identifying the presence of active macrophages in a plaque involves oil red O (ORO) staining. This plaque is rather poorly seen in H&E and LFB-PAS image is well seen with ORO staining.

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