Results 71 to 80 of about 251,658 (355)

Lipase Activity Enhancement of KC4J Mutant from Oil Palm Waste Using Response Surface Method and Characterization.

open access: yesMicrobiology Indonesia, 2022
Lipase has an important role in industry. The KC4J mutated isolates from oil palm  waste had 100% similarity to  Aspergillus fumigatus strain RA204, a fungus known produce lipase.
Aris Indriawan   +3 more
doaj   +1 more source

Recent Advances in Lipase-Mediated Preparation of Pharmaceuticals and Their Intermediates

open access: yesInternational Journal of Molecular Sciences, 2015
Biocatalysis offers an alternative approach to conventional chemical processes for the production of single-isomer chiral drugs. Lipases are one of the most used enzymes in the synthesis of enantiomerically pure intermediates.
Ana Caroline Lustosa de Melo Carvalho   +7 more
semanticscholar   +1 more source

Effective and Practical Stereoselective Synthesis of Nutlins Precursors by Immobilization of Privileged Chiral Mono‐Amidine Catalyst

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Abstract A strategy for the immobilization of Johnston's Mono(AMidine) catalyst (MAM) onto polystyrene, silica and hybrid silica‐polystyrene nanoparticles is presented. The catalyst activity was evaluated in the stereoselective aza‐Henry reaction leading to the pivotal β‐amino nitroalkane precursors of the anti‐cancer agents Nutlins (with Nutlin‐3a as ...
Sofia Toldo   +8 more
wiley   +1 more source

Overexpression of Recombinant Lipase from in

open access: yesEuropean Journal of Inflammation, 2012
This study attempts to clone and express the extracellular lipase from Burkholderia cepacia in Escherichia coli using pET system as well as to determine the enzyme activity of recombinant lipase. The extracted DNA from B.
M. Raftari   +5 more
doaj   +1 more source

Controlling the biodegradation rates of poly(globalide-co-ε-caprolactone) copolymers by post polymerization modification [PDF]

open access: yesPolym. Degrad. Stab. 179, 109287 (2020)
Controlling the degradation rates of polymers is crucial for their application in tissue engineering or to achieve degradation of the polymers in the wastewater purification. As hydrophobic polyesters often exhibit very slow degradation rates, we report here increased biodegradation rates of poly(globalide-co-{\epsilon}-caprolactone) copolymers (PGlCL)
arxiv   +1 more source

Open and closed states of Candida antarctica lipase B: protonation and the mechanism of interfacial activation

open access: yesJournal of Lipid Research, 2015
Lipases (EC 3.1.1.3) are ubiquitous hydrolases for the carboxyl ester bond of water-insoluble substrates, such as triacylglycerols, phospholipids, and other insoluble substrates, acting in aqueous as well as in low-water media, thus being of considerable
B. Stauch, S. Fisher, M. Cianci
semanticscholar   +1 more source

Development of Photo‐Biocatalytic Redox System for Asymmetric Synthesis of Optically Active Amines Using Blue Light and Transaminases. A Case Study Toward Mavacamten

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Abstract α‐Chiral amines are versatile building blocks for the asymmetric synthesis of optically pure high‐added‐value chemicals, including pharmaceuticals, agrochemicals, and natural products. Herein, we report a one‐pot, two‐step sequential deracemization of racemic sec‐alcohols to optically enriched primary amines throught a photo‐biocatalytic ...
Natalia Antos   +5 more
wiley   +1 more source

KARAKTERISASI SIFAT-SIFAT BIOKIMIA EKSTRAK KASAR LIPASE EKSTRASELULER BAKTERI Azospirillum sp.PRD1 [PDF]

open access: yesMolekul, 2011
Enzim lipase mempunyai peranan penting dalam katalis berbagai reaksi industri satu diantaranya pembuatan flavor melalui reaksi esterifikasi. Lipase adalah biokatalis yang berperan besar dalam aplikasi bioteknologi, seperti dalam sintesis biopolimer ...
Santi Nur Handayani   +4 more
doaj  

Hepatic Lipase

open access: yesJournal of Atherosclerosis and Thrombosis, 1998
Hepatic lipase (HL) is an important enzyme that is involved in the metabolism of chylomicrons, intermediate density lipoproteins, and high density lipoproteins. HL may affect the liver uptake of remnant lipoproteins by modifying their compositions.
J, Fan, T, Watanabe
openaire   +3 more sources

Interfacial Activation of Candida antarctica Lipase B: Combined Evidence from Experiment and Simulation.

open access: yesBiochemistry, 2015
Lipase immobilization is frequently used for altering the catalytic properties of these industrially used enzymes. Many lipases bind strongly to hydrophobic surfaces where they undergo interfacial activation.
Themistoklis Zisis   +5 more
semanticscholar   +1 more source

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