Which fixative is specifically recommended for preserving glycogen within tissues?
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Correct answer: Carnoy's fixative
Glycogen is water-soluble; aqueous fixatives like formalin can cause it to dissolve or shift within the cell. Alcohol-based fixatives like Carnoy's precipitate glycogen in situ, preserving its original location.
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More Tissue Preparation questions
- Which of the following describes the 'mounting' step in histology?
- Why is 'Neutral Buffered' Formalin preferred over simple formaldehyde solutions?
- What is the purpose of the 'water bath' in the histology laboratory?
- Decalcification is a necessary step before processing which type of tissue?
- In the context of tissue preparation, 'grossing' refers to:
- Which reagent is most commonly used for clearing in the histology lab, despite being toxic?