If a white circle appears in the middle of the tissue accompanied by a robust odor on the clearing agent, it indicates insufficient paraffin infiltration. Shift the sample to new melted paraffin and lengthen the infiltration time. For lesser forms of biopsies, such as a punch biopsy or possibly a https://kylerxrkct.laowaiblog.com/34182518/little-known-facts-about-non-hydrodewaxing