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A novel method for purification of plasma fibronectin
Biochimica Et Biophysica Acta
|June 16, 1982
Summary
A new method purifies plasma fibronectin using particulate gelatin on Sepharose 4B and glucose elution. This technique offers a mild approach for isolating plasma fibronectin under gentle conditions.
Area of Science:
- Biochemistry
- Protein purification
Background:
- Plasma fibronectin is a crucial glycoprotein involved in cell adhesion and wound healing.
- Existing purification methods may involve harsh conditions that can affect fibronectin integrity.
Purpose of the Study:
- To develop a novel, mild purification technique for plasma fibronectin.
- To investigate the efficacy of glucose elution from gelatin-affinity chromatography.
Main Methods:
- Purification of plasma fibronectin using gelatin-affinity chromatography.
- Attachment of gelatin to Sepharose 4B in a particulate form.
- Elution of fibronectin with glucose.
Main Results:
- Successful purification of plasma fibronectin was achieved using particulate gelatin on Sepharose 4B.
- Glucose effectively eluted fibronectin only when gelatin was particulate.
- Melted gelatin did not allow for efficient fibronectin elution.
Conclusions:
- Particulate gelatin on Sepharose 4B combined with glucose elution is an effective and mild method for plasma fibronectin purification.
- This technique preserves the integrity of plasma fibronectin during isolation.