Related Experiment Videos
[Method of diagnosing liver tumors]
E M Frantsiiants1, M N Krylova, E G Strokun
1Research Institute of Oncology, Rostov.
Voprosy Onkologii
|August 8, 1998
Summary
Researchers developed a diagnostic method using patient blood serum to detect liver tumors by measuring gamma-glutamyl transferase enzyme activity. This immunoglobulin-based technique offers high accuracy for differentiating hepatic tumors from other liver conditions.
Area of Science:
- Biochemistry
- Oncology
- Immunology
Context:
- Developing novel diagnostic tools for liver diseases.
- Investigating the role of specific proteins in disease markers.
- Utilizing patient-derived biological samples for in vitro diagnostics.
Purpose:
- To create a diagnostic model for differentiating hepatic tumors from other liver pathologies.
- To identify the specific component in blood serum responsible for inducing enzyme activity.
- To validate the diagnostic accuracy of the developed method.
Summary:
- A diagnostic model was developed using blood serum from hepatic tumor patients to induce gamma-glutamyl transferase (GGT) enzyme activity in bovine liver tissue cultures.
- An immunoglobulin protein was identified as the causative agent for this induced enzyme activity.
- The patented technique (Patent No. 2027997) differentiates hepatoma and liver metastasis from conditions like cholecystitis, pancreatitis, hepatitis, echinococcosis, and liver hemangioma.
Impact:
- The method demonstrates high diagnostic effectiveness (94.7%), sensitivity (90.8%), and specificity (97.9%).
- Provides a valuable tool for the differential diagnosis of various liver conditions, improving patient management.
- Potential for clinical application in early and accurate detection of liver cancers.