In an H&E-stained section, which of the following components would typically appear pink (eosinophilic)?
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Correct answer: Collagen fibers and cytoplasmic proteins
Eosin stains cytoplasmic proteins and extracellular matrix components (like collagen) pink to red (eosinophilic), whereas basophilic dyes (like hematoxylin) stain nuclei and nucleic acids blue-purple.
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