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The Sda blood group in human secretions
Zeitschrift Fur Rechtsmedizin. Journal of Legal Medicine
|January 1, 1981
Summary
Researchers identified the Sid substance in various human bodily fluids like tears and sweat using absorption-inhibition tests. This finding has potential applications in forensic science for individual identification from biological stains.
Area of Science:
- Forensic Science
- Immunology
- Human Physiology
Background:
- The Sid substance's presence and distribution in human biological fluids were previously not fully characterized.
- Understanding the distribution of specific biological markers is crucial for forensic applications.
Purpose of the Study:
- To investigate the presence and distribution of the Sid substance in various human biological fluids.
- To evaluate the potential forensic significance of the Sid substance for individual diagnosis.
Main Methods:
- The study employed the absorption-inhibition technique.
- Experiments were conducted on multiple human biological fluids, including tears, sweat, mucus, cerebrospinal fluid, aqueous humor, and bile.
Main Results:
- The Sid substance was detected in tears, sweat, nasal and tracheobronchial mucus, cerebrospinal fluid, and aqueous humor.
- The Sid substance was notably absent in bile, consistent with its absence in liver tissue.
Conclusions:
- The Sid substance is present in a range of human secretions.
- Verification of the Sid substance offers significant potential for forensic investigations, particularly in the individual diagnosis of stains from tears, sweat, and nasal mucus.