Multiple choice

A 50-years-old woman is diagnosed with an acoustic neuroma that is surgically removed and sent to the pathology laboratory for testing. If the tissue stains positively for glial fibrillary acidic protein (GFAP), then the tumour must have originated from which of the following neural cells?

  1. Oligodendrocytes

  2. Astrocytes

  3. Microglia

  4. Schwann cells

  5. Ependymal cells

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Yes, it is correct. Glial fibrillary acid protein (GFAP) is a specific intermediate filament protein.