Zymography for Picogram Detection of Lipase and Esterase Activities

Lipases and esterases are important catalysts with wide varieties of industrial applications. Although many methods have been established for detecting their activities, a simple and sensitive approach for picogram detection of lipolytic enzyme quantity is still highly desirable. Here we report a li...

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Main Authors: Andre Mong Jie Ng, Hongfang Zhang, Giang Kien Truc Nguyen
Format: Article
Language:English
Published: MDPI AG 2021-03-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/26/6/1542
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author Andre Mong Jie Ng
Hongfang Zhang
Giang Kien Truc Nguyen
author_facet Andre Mong Jie Ng
Hongfang Zhang
Giang Kien Truc Nguyen
author_sort Andre Mong Jie Ng
collection DOAJ
description Lipases and esterases are important catalysts with wide varieties of industrial applications. Although many methods have been established for detecting their activities, a simple and sensitive approach for picogram detection of lipolytic enzyme quantity is still highly desirable. Here we report a lipase detection assay which is 1000-fold more sensitive than previously reported methods. Our assay enables the detection of as low as 5 pg and 180 pg of lipolytic activity by direct spotting and zymography, respectively. Furthermore, we demonstrated that the detection sensitivity was adjustable by varying the buffering capacity, which allows for screening of both high and low abundance lipolytic enzymes. Coupled with liquid chromatography-mass spectrometry, our method provides a useful tool for sensitive detection and identification of lipolytic enzymes.
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spelling doaj.art-c7c262ada6b14a7789bdcdf05ee39aca2023-11-21T10:06:36ZengMDPI AGMolecules1420-30492021-03-01266154210.3390/molecules26061542Zymography for Picogram Detection of Lipase and Esterase ActivitiesAndre Mong Jie Ng0Hongfang Zhang1Giang Kien Truc Nguyen2Department of Biochemistry, Yong Loo Lin School of Medicine, National University of Singapore, 8 Medical Drive, Singapore 117596, SingaporeWIL@NUS Corporate Laboratory, Wilmar International Limited, Centre for Translational Medicine, 14 Medical Drive, Singapore 117599, SingaporeWIL@NUS Corporate Laboratory, Wilmar International Limited, Centre for Translational Medicine, 14 Medical Drive, Singapore 117599, SingaporeLipases and esterases are important catalysts with wide varieties of industrial applications. Although many methods have been established for detecting their activities, a simple and sensitive approach for picogram detection of lipolytic enzyme quantity is still highly desirable. Here we report a lipase detection assay which is 1000-fold more sensitive than previously reported methods. Our assay enables the detection of as low as 5 pg and 180 pg of lipolytic activity by direct spotting and zymography, respectively. Furthermore, we demonstrated that the detection sensitivity was adjustable by varying the buffering capacity, which allows for screening of both high and low abundance lipolytic enzymes. Coupled with liquid chromatography-mass spectrometry, our method provides a useful tool for sensitive detection and identification of lipolytic enzymes.https://www.mdpi.com/1420-3049/26/6/1542esteraselipasepicogramzymogram
spellingShingle Andre Mong Jie Ng
Hongfang Zhang
Giang Kien Truc Nguyen
Zymography for Picogram Detection of Lipase and Esterase Activities
Molecules
esterase
lipase
picogram
zymogram
title Zymography for Picogram Detection of Lipase and Esterase Activities
title_full Zymography for Picogram Detection of Lipase and Esterase Activities
title_fullStr Zymography for Picogram Detection of Lipase and Esterase Activities
title_full_unstemmed Zymography for Picogram Detection of Lipase and Esterase Activities
title_short Zymography for Picogram Detection of Lipase and Esterase Activities
title_sort zymography for picogram detection of lipase and esterase activities
topic esterase
lipase
picogram
zymogram
url https://www.mdpi.com/1420-3049/26/6/1542
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