Results 11 to 20 of about 111,305 (353)
A New Stilbene Glucoside from Biotransformation-Guided Purification of Chinese Herb Ha-Soo-Oh
Ha-Soo-Oh is a traditional Chinese medicine prepared from the roots of Polygonum multiflorum Thunb. The herb extract has been widely used in Asian countries as a tonic agent and nutritional supplement for centuries. To identify new bioactive compounds in
Jiumn-Yih Wu+4 more
doaj +1 more source
Conversion of Unsaturated Short- to Medium-Chain Fatty Acids by Unspecific Peroxygenases (UPOs)
Eighteen short- to medium-chain monounsaturated fatty acids were screened for hydroxylation and epoxidation using eleven different peroxygenase preparations.
Alexander Karich+5 more
doaj +1 more source
Designed whole-cell-catalysis-assisted synthesis of 9,11-secosterols
A method for the synthesis of 9,11-secosteroids starting from the natural corticosteroid cortisol is described. There are two key steps in this approach, combining chemistry and synthetic biology.
Marek Kõllo+7 more
doaj +1 more source
Effect of Modification on the Fluid Diffusion Coefficient in Silica Nanochannels
The diffusion behavior of fluid water in nanochannels with hydroxylation of silica gel and silanization of different modified chain lengths was simulated by the equilibrium molecular dynamics method.
Gengbiao Chen, Zhiwen Liu
doaj +1 more source
Efficient hydroxylation of flavonoids by using whole-cell P450 sca-2 biocatalyst in Escherichia coli
The hydroxylation is an important way to generate the functionalized derivatives of flavonoids. However, the efficient hydroxylation of flavonoids by bacterial P450 enzymes is rarely reported.
Baodong Hu+24 more
doaj +1 more source
Steroids are the most widely marketed products by the pharmaceutical industry after antibiotics. Steroid hydroxylation is one of the most important functionalizations because their derivatives enable a higher biological activity compared to their less ...
Xiaodong Zhang+6 more
semanticscholar +1 more source
Hydroxylation Kinetics of Epoxidized Tung Oil Using Methanol as Nucleophilic Agent
The synthesis of vegetable oil-based polyols has been carried out through the epoxidation-hydroxylation process. However, Tung oil has never been explored in the process, even though Tung oil has a high double bond.
Eni Budiyati+3 more
doaj +1 more source
Protein hydroxylation has been well-studied in eukaryotic systems. The structural importance of hydroxylation of specific proline and lysine residues during collagen biosynthesis is well established while, recently, key roles for post-translational ...
Laura M van Staalduinen, Zongchao eJia
doaj +1 more source
Bu çalışmada, NPLina1-g-PCL-g-PSt üç bloklu graft kopolimerler Atom Transfer Radikal Polimerizasyonu (ATRP) ve kondenzasyon reaksiyonu kullanılarak bir basamakta tek kap (one-pot) yöntemiyle sentezlendi.
Sema Allı
doaj +1 more source
Prediction and analysis of protein hydroxyproline and hydroxylysine.
BackgroundHydroxylation is an important post-translational modification and closely related to various diseases. Besides the biotechnology experiments, in silico prediction methods are alternative ways to identify the potential hydroxylation sites ...
Le-Le Hu+5 more
doaj +1 more source