The basic aims of fixation are the following:
• To preserve the tissue nearest to its living state
• To prevent any change in shape and size of the tissue at the time of processing
• To prevent any autolysis
• To make the tissue firm to hard
• To prevent any bacterial growth in the tissue
• To make it possible to have clear stain
• To have better optical quality of the cells
One of Commonly Used Fixatives in the Laboratory
Formaldehyde
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Reference
Pranab Dey, Basic and Advanced Laboratory Techniques in Histopathology and Cytology (2018):3-4; 10-11