Analysis of conditions for the preparation of BSA/MMT composites

This study describes a new method for protein fixation that has high, stable, and good repeatable fixation effect without deactivating protein. This method involves intercalating bovine serum albumin (BSA) into montmorillonite (MMT) under different experimental conditions, i.e., the concentration of...

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Main Authors: Lv Yinghai, Su Xiaolu, Ren Fuli, Kan Hong-qiang, Kong Ying
Format: Article
Language:English
Published: De Gruyter 2013-08-01
Series:Science and Engineering of Composite Materials
Subjects:
Online Access:https://doi.org/10.1515/secm-2012-0073
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author Lv Yinghai
Su Xiaolu
Ren Fuli
Kan Hong-qiang
Kong Ying
author_facet Lv Yinghai
Su Xiaolu
Ren Fuli
Kan Hong-qiang
Kong Ying
author_sort Lv Yinghai
collection DOAJ
description This study describes a new method for protein fixation that has high, stable, and good repeatable fixation effect without deactivating protein. This method involves intercalating bovine serum albumin (BSA) into montmorillonite (MMT) under different experimental conditions, i.e., the concentration of coupling agent KH570, pH values, ionic strength, and the impact of buffers. The study showed the interaction of buffer systems with pH values had the most significant influence on adsorption quantity. The existence of the buffer increased the adsorption quantity and helped with slow protein releasing, while the phosphate buffer worked better than acetate buffer. More BSA was adsorbed on KH570 treated than untreated MMT, and among the treated samples the most protein released was on MMT treated with KH570 in 100% ethanol and in the acetate buffer solution. Adsorption quantity of the BSA initially increased and then decreased with the increase of the ionic strength. The research on the preparation of MMT/BSA materials provides further information on the study of protein composites.
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spelling doaj.art-5323502962ff4f7fba2c8f7cb7081be22022-12-21T22:00:41ZengDe GruyterScience and Engineering of Composite Materials0792-12332191-03592013-08-0120322122610.1515/secm-2012-0073Analysis of conditions for the preparation of BSA/MMT compositesLv YinghaiSu Xiaolu0Ren Fuli1Kan Hong-qiang2Kong Ying3School of Medical Lab Science and Life Sciences, WenZhou Medical College, Wenzhou, ChinaCollege of Chemical and Environmental Engineering, Shandong University of Science and Technology, Qingdao, Shandong, 266590, ChinaCollege of Chemical and Environmental Engineering, Shandong University of Science and Technology, Qingdao, Shandong, 266590, ChinaState Key Laboratory of Heavy Oil Processing, China University of Petroleum (Huadong), Qingdao, Shandong, 266580, ChinaThis study describes a new method for protein fixation that has high, stable, and good repeatable fixation effect without deactivating protein. This method involves intercalating bovine serum albumin (BSA) into montmorillonite (MMT) under different experimental conditions, i.e., the concentration of coupling agent KH570, pH values, ionic strength, and the impact of buffers. The study showed the interaction of buffer systems with pH values had the most significant influence on adsorption quantity. The existence of the buffer increased the adsorption quantity and helped with slow protein releasing, while the phosphate buffer worked better than acetate buffer. More BSA was adsorbed on KH570 treated than untreated MMT, and among the treated samples the most protein released was on MMT treated with KH570 in 100% ethanol and in the acetate buffer solution. Adsorption quantity of the BSA initially increased and then decreased with the increase of the ionic strength. The research on the preparation of MMT/BSA materials provides further information on the study of protein composites.https://doi.org/10.1515/secm-2012-0073bovine serum albumincompositeconditionmontmorillonite
spellingShingle Lv Yinghai
Su Xiaolu
Ren Fuli
Kan Hong-qiang
Kong Ying
Analysis of conditions for the preparation of BSA/MMT composites
Science and Engineering of Composite Materials
bovine serum albumin
composite
condition
montmorillonite
title Analysis of conditions for the preparation of BSA/MMT composites
title_full Analysis of conditions for the preparation of BSA/MMT composites
title_fullStr Analysis of conditions for the preparation of BSA/MMT composites
title_full_unstemmed Analysis of conditions for the preparation of BSA/MMT composites
title_short Analysis of conditions for the preparation of BSA/MMT composites
title_sort analysis of conditions for the preparation of bsa mmt composites
topic bovine serum albumin
composite
condition
montmorillonite
url https://doi.org/10.1515/secm-2012-0073
work_keys_str_mv AT lvyinghai analysisofconditionsforthepreparationofbsammtcomposites
AT suxiaolu analysisofconditionsforthepreparationofbsammtcomposites
AT renfuli analysisofconditionsforthepreparationofbsammtcomposites
AT kanhongqiang analysisofconditionsforthepreparationofbsammtcomposites
AT kongying analysisofconditionsforthepreparationofbsammtcomposites