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[Serum fucosyltransferase activity in malignant diseases]
Summary
Serum fucosyltransferase activity is a potential biomarker for neoplastic diseases. Elevated enzyme levels were observed in 83% of cancer patients, normalizing after successful treatment, especially for testicular tumors.
Area of Science:
- Biochemistry
- Oncology
- Clinical Chemistry
Background:
- Fucosyltransferases are enzymes involved in glycosylation.
- Altered glycosylation is a hallmark of cancer.
- Serum enzyme activity may reflect disease state.
Purpose of the Study:
- To investigate serum fucosyltransferase activity in patients with neoplastic diseases.
- To assess the diagnostic and prognostic potential of these enzymes.
Main Methods:
- Measurement of serum fucosyltransferase activity using 14C-fucose incorporation.
- Assay performed with endogenous and exogenous acceptors (desialofetuin).
- Analysis of enzyme levels in 41 controls and 55 cancer patients.
Main Results:
- Pathological fucosyltransferase activities detected in 83% of patients with various malignant diseases.
- Normal enzyme levels observed in patients with testicular tumors and no metastases post-surgery.
- Enzyme activities normalized after successful chemotherapy.
Conclusions:
- Serum fucosyltransferase activity shows promise as a biomarker for neoplastic diseases.
- Enzyme levels correlate with disease status and treatment response.
- Further research is warranted to validate its clinical utility.