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[The ABO group system in tissues in advanced post-mortem changes]

¹Subkatedra soudního lékarství IPVZ, Praha.

Soudni Lekarstvi

|December 1, 1994

Summary

Post-mortem putrefaction complicates ABO blood group analysis in tissues. Combining traditional serological methods with immunohistology improves ABO blood group evaluation in challenging forensic cases.

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Area of Science:

Forensic Science
Immunology
Serology

Context:

Post-mortem decomposition, or putrefaction, significantly hinders the accurate examination and interpretation of ABO blood group antigens within biological tissues.
Traditional serological techniques, such as absorption elution and saturation methods, often yield insufficient data for definitive ABO blood group determination in post-mortem samples.

Purpose:

To evaluate the effectiveness of combining traditional serological methods with immunohistological techniques for ABO blood group analysis in post-mortem tissues.
To address the limitations of existing serological methods in the context of putrefaction-induced degradation.

Summary:

This study advocates for a combined approach using the absorption elution test and indirect immunoperoxidase staining for ABO blood group analysis.
This integrated methodology enhances the reliability of results compared to traditional methods alone, particularly in decomposed samples.

Impact:

Provides a more robust method for ABO blood group determination in forensic investigations involving decomposed remains.
Improves the accuracy and interpretability of ABO blood group data in challenging post-mortem scenarios, aiding identification and legal proceedings.

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