Results 21 to 30 of about 327,843 (358)

Lipases: it's not just pancreatic lipase!

open access: yesAmerican Journal of Veterinary Research, 2022
ABSTRACT Lipases are water-soluble enzymes that hydrolyze water-insoluble lipid molecules, such as triglycerides, phospholipids, and galactolipids. They are ubiquitous in nature and are present in humans, animals, insects, plants, fungi, and microorganisms.
Sue Yee, Lim   +2 more
openaire   +2 more sources

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

Structural basis of the chiral selectivity of Pseudomonas cepacia lipase [PDF]

open access: yes, 1998
To investigate the enantioselectivity of Pseudomonas cepacia lipase, inhibition studies were performed with SC- and RC-(RP,SP)-1,2-dialkylcarbamoylglycero-3-O-p-nitrophenyl alkylphosphonates of different alkyl chain lengths. P.
Dijkstra, Bauke W.,   +4 more
core   +2 more sources

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

Phylogenomic study of Burkholderia glathei-like organisms, proposal of 13 novel Burkholderia species and emended descriptions of Burkholderia sordidicola, Burkholderia zhejiangensis, and Burkholderia grimmiae [PDF]

open access: yes, 2016
Partial gyrB gene sequence analysis of 17 isolates from human and environmental sources revealed 13 clusters of strains and identified them as Burkholderia glathei Glade (BGC) bacteria.
Cooper, Vaughn S   +5 more
core   +3 more sources

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

STUDIES ON LIPASE

open access: yesThe Journal of General and Applied Microbiology, 1963
The purification of Rhizopus delemar lipase was undertaken to compare its enzymatic properties with those of the crystalline Aspergillus niger lipase (1). From culture filtrate of Rhizopus delemar grown by shaking culture, the enzyme was purified by ammonium sulfate fractionation, Duolite A2 resin treatment, SE-Sephadex column chromatography, acetone ...
Yoshio Tsujisaka   +2 more
openaire   +7 more sources

Domain exchange: characterization of a chimeric lipase of hepatic lipase and lipoprotein lipase. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1991
Hepatic lipase and lipoprotein lipase hydrolyze fatty acids from triacylglycerols and are critical in the metabolism of circulating lipoproteins. The two lipases are similar in size and amino acid sequence but are distinguished by functional differences in substrate preference and cofactor requirement.
Kimberly E. Seebart   +4 more
openaire   +3 more sources

Asymmetric preparation of antifungal 1-(4 -chlorophenyl)-1-cyclopropyl methanol and 1-(4 -chlorophenyl)-2-phenylethanol. Study of the detoxification mechanism by Botrytis cinerea [PDF]

open access: yes, 2011
Chiral alcohols are important as bioactive compounds or as precursors to such molecules. On the basis of the different antifungal properties of the enantiopure alcohol derivatives of 4-chlorophenyl cyclopropyl ketone and benzyl 4-chlorophenyl ketone ...
Aleu Casatejada, Josefina   +4 more
core   +2 more sources

CHARACTERIZATION OF IMMOBILIZED LIPASE IN ALUMINOSILICATE FOR LACTOSYL PALMITATE SYNTHESIS

open access: yesIndonesian Journal of Chemistry, 2010
Whey lactose can be esterified enzymatically by using immobilized lipase. The lipase can be isolated from Rhizopus oryzae, purified and immobilized in mesoporous aluminosilica. The use of immobilized lipase has advantages, there are longer shelf life and
Anna Roosdiana   +3 more
doaj   +1 more source

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