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Human Pancreatic Islet Isolation: Part II: Purification and Culture of Human Islets
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Human albumin purification: a modified and concise method.
Ramin Raoufinia1,2, Sanaz Balkani3, Neda Keyhanvar3,4
1a Immunology Research Center , Tabriz University of Medical Sciences , Tabriz , Iran.
Journal of Immunoassay & Immunochemistry
|October 13, 2018
Summary
This study presents a cost-effective method for purifying human albumin using ethanol precipitation and chromatography. The enhanced purification process yields highly pure albumin suitable for clinical and research applications.
Area of Science:
- Biochemistry
- Protein Chemistry
Background:
- Albumin, a unique blood protein, requires effective purification methods.
- Current albumin purification protocols have limitations.
- Combining Cohn fractionation with chromatography is a common but improvable method.
Purpose of the Study:
- To develop a concise and cost-effective albumin purification method.
- To modify existing conventional purification techniques.
Main Methods:
- Human serum albumin purification using chilled ethanol and chromatography.
- Purity assessment via cellulose acetate membrane electrophoresis (CAME) and SDS-PAGE.
- Functional and stability evaluation using Western blotting (WB) and thermostability tests.
Main Results:
- Achieved approximately 99% purity of human albumin.
- Confirmed a single band at 66 kDa molecular weight via SDS-PAGE and CAME.
- Validated results with WB analysis; thermostability matched commercial albumin.
Conclusions:
- The developed method is robust for albumin purification.
- Purified albumin is suitable for clinical and research use.
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