Podiatry and Medical - Set 1

Category - Podiatry Part I

Which of the following is an antigen that can be detected in reactive and neoplastic astrocytes?
  1. Cytokeratin AE1/AE3
  2. Epithelial membrane antigen
  3. Senaptophysin
  4. Polykeratin antigen
Explanation
Answer - A - Cytokeratin AE1/AE3 is an antigen that can be detected in reactive and neoplastic astrocytes. There have been twenty-four cases where immunoreactiity with anti-keratin has been demonstrated. Cytokeratin AE1/AE3 and GFAP appeared positive in reactive and neoplastic astrocytes.
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