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Bacterial lipases [PDF]

open access: yesFEMS Microbiology Reviews, 1994
Many different bacterial species produce lipases which hydrolyze esters of glycerol with preferably long-chain fatty acids. They act at the interface generated by a hydrophobic lipid substrate in a hydrophilic aqueous medium. A characteristic property of lipases is called interfacial activation, meaning a sharp increase in lipase activity observed when
K E, Jaeger   +5 more
openaire   +2 more sources

Drosophila Lipase 3 Mediates the Metabolic Response to Starvation and Aging

open access: yesFrontiers in Aging, 2022
The human LIPA gene encodes for the enzyme lysosomal acid lipase, which hydrolyzes cholesteryl ester and triacylglycerol. Lysosomal acid lipase deficiency results in Wolman disease and cholesteryl ester storage disease.
Lea Hänschke   +11 more
doaj   +1 more source

Lipase - Catalyzed glycerolysis of sunflower oil to produce partial glycerides.

open access: yesGrasas y Aceites, 1998
Partial glycerides were prepared by glycerolysis of sunflower oil in presence of lipase enzyme as catalyst. Six lipases of different origins were used and compared for their catalytic activity.
F. A. Zaher   +2 more
doaj   +1 more source

OPTIMASI ISOLASI LIPASE INDIGENOUS BIJI KAKAO (Theobroma cacao L.) The Optimizing of Isolation of Cocoa Bean Indogenous Lipase (Theobroma cacao L.)

open access: yesAgritech, 2012
The aim of the research is to optimize the isolation method of cocoa bean lipase. The research is held by determining the position of lipase on cocoa bean, varying extraction medium and isolation process.
I D. G. Mayun Permana   +2 more
doaj   +1 more source

Three polymorphisms associated with low hepatic lipase activity are common in African Americans

open access: yesJournal of Lipid Research, 1998
We have shown previously that a hepatic lipase allele (designated –514T) is common among African Americans and contributes to low hepatic lipase activity in this population.
Liangcai Nie   +6 more
doaj   +1 more source

Synthesis of hepatic lipase in liver and extrahepatic tissues

open access: yesJournal of Lipid Research, 1987
Immunoprecipitations of hepatic lipase from pulse-labeled rat liver have demonstrated that hepatic lipase is synthesized in two distinct molecular weight forms, HL-I (Mr = 51,000) and HL-II (Mr = 53,000).
M H Doolittle   +3 more
doaj   +1 more source

Superfluous amylase/lipase testing at a tertiary care hospital: a retrospective study

open access: yesAnnals of Saudi Medicine, 2019
BACKGROUND: Measuring both serum amylase and lipase in the setting of acute pancreatitis is not recommended and monitoring changes in amylase and lipase levels after diagnostic results is of little added value.
Ahmed S. Aljomah, Muhammad M. Hammami
doaj   +1 more source

单、双甘油酯脂肪酶催化酯化合成高纯度 山茶籽油丙二醇单酯Synthesis of high purity propylene glycol monoesters from oil-tea camellia seed oil catalyzed by mono- and diacylglycerol lipases

open access: yesZhongguo youzhi, 2022
为了提高丙二醇酯合成中的单酯比例,以山茶籽油脂肪酸为原料,以单、双甘油酯脂肪酶Lipase AOL、Lipase G Amano 50为催化剂酯化合成丙二醇单酯,考察了加酶量、反应温度、底物物质的量比以及摇床转速对酯化反应合成丙二醇单酯的影响,并对产物进行了鉴定,与Lipase SMG1-F278N催化酯化效果进行了比较。结果表明,Lipase AOL、Lipase G Amano 50催化酯化合成丙二醇单酯的最佳反应条件为Lipase AOL加酶量80 U/g、底物(山茶籽油脂肪酸与丙二醇 ...
刘壮1,刘萱1,罗日明2,陈东升3,杨博4,王卫飞1,蓝东明1 LIU Zhuang1, LIU Xuan1, LUO Riming2, CHEN Dongsheng3, YANG Bo4, WANG Weifei1,LAN Dongming1
doaj   +1 more source

Preparation, purification, and biochemical of fat-degrading bacterial enzymes from pig carcass compost and its application

open access: yesBMC Biotechnology, 2023
Background A lot of kitchen waste oil is produced every day worldwide, leading to serious environmental pollution. As one of the environmental protection methods, microorganisms are widely used treating of various wastes.
Xinran Duan   +8 more
doaj   +1 more source

SINTESIS ESTER-C SEBAGAI SENYAWA ANTIOKSIDAN MENGGUNAKAN BIOKATALIS ENZIM LIPASE/ZEOLIT ALAM

open access: yesJurnal Kimia Riset, 2016
Abstrak Imobilisasi enzim lipase merupakan metode yang digunakan untuk meningkatan daya tahan enzim terhadap perubahan lingkungan dan penggunaan secara berulang.
Nanik Wijayati   +2 more
doaj   +1 more source

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