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S protein/vitronectin in chronic liver diseases: correlations with serum cholinesterase, coagulation factor X and
B Kemkes-Matthes1, K T Preissner, F Langenscheidt
1Department of Internal Medicine, Justus-Liebig-Universität, Giessen, Germany.
European Journal of Haematology
|August 1, 1987
Summary
Plasma S protein (vitronectin) levels decrease in liver cirrhosis, correlating with other key proteins. This suggests the liver is the primary site for S protein synthesis.
Area of Science:
- Biochemistry
- Hepatology
- Immunology
Background:
- S protein/vitronectin regulates complement and coagulation cascades.
- Chronic liver diseases can impact plasma protein concentrations.
Purpose of the Study:
- To investigate S protein/vitronectin levels in patients with chronic liver diseases.
- To compare S protein levels with markers of liver function and coagulation/complement activity.
Main Methods:
- Measurement of plasma S protein concentration.
- Assessment of serum cholinesterase activity.
- Evaluation of coagulation factor X activity.
- Quantification of complement component C3 concentration.
Main Results:
- Significant decreases in S protein, cholinesterase, factor X, and C3 were observed in liver cirrhosis patients.
- S protein concentrations showed strong correlations with cholinesterase, factor X, and C3 levels.
Conclusions:
- The liver is likely the main organ responsible for synthesizing plasma S protein/vitronectin.
- S protein levels serve as a potential indicator of liver function and cascade regulation in liver disease.