Glial fibrillary acid protein (GFAP)

Last revised by Dr Francesco Buemi on 25 Jan 2022

Glial fibrillary acid protein (GFAP) is a commonly used target for immunohistochemistry and is positive in many glial cells and tumors of glial origin. GFAP is the building block for intermediate filaments which are abundant in the cytoplasms particularly of astrocytes

Related pathology

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Cases and figures

  • Case 1: GFAP positive pleomorphic xanthoastrocytoma
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