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Article Abstract

Many attempts have been made to simplify tissue fixation and processing prior to hematoxylin and eosin (H&E) staining, immunohistochemistry (IHC) and genomic DNA extraction. The acetone-methyl benzoate-xylene (AMeX) method, is gaining popularity as an alternative to aqueous formaldehyde fixation followed by alcohol dehydration. We have assessed the efficacy of AMeX for the quality of extracted genomic DNA in addition to H&E and IHC in biopsy specimens of human oral mucosal lesions of size not more than 1 cm. H&E staining showed similar results when AMeX method was compared with conventional fixation and processing. Improved IHC staining quality was observed in the sections of AMeX-processed tissue, as were improved quality and quantity of genomic DNA.

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http://dx.doi.org/10.1080/10520295.2024.2434743DOI Listing

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Article Synopsis
  • Researchers are exploring simpler methods for tissue fixation and processing before staining and DNA extraction, with a focus on the AMeX method as a promising alternative to traditional techniques.
  • The AMeX method was tested on human oral mucosal biopsy specimens to assess its effectiveness in H&E staining, immunohistochemistry, and DNA quality.
  • Results indicated that AMeX provided comparable H&E staining results, while enhancing the quality of immunohistochemistry and yielding better genomic DNA quality and quantity.
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