HT Histotechnician

Category - Staining

What alum hematoxylin solution is chemically ripened by sodium iodate?
  1. Ehrlich’s hematoxylin
  2. Harris hematoxylin
  3. Cole’s hematoxylin
  4. Mayer’s hematoxylin
Explanation
Answer: D - Mayer’s hematoxylin

The alum hematoxylin solution that is chemically ripened by sodium iodate is Mayer’s hematoxylin. It can be used as a regressive stain and as a progressive stain. It is used as a nuclear counterstain to demonstrate the presence of cytoplasmic glycogen. All the other choices are not chemically ripened by sodium iodate.
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