Results 71 to 80 of about 242,958 (298)

Constant Enzymatic in situ Production of H2O2 for an Unspecific Peroxygenase by an l–Amino Acid Oxidase

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Abstract Unspecific Peroxygenases have been the subject of a lot of research in the recent past as they offer opportunities for green hydroxylation reactions using hydrogen peroxide (H2O2) as donor. A striking problem of UPOs is their low stability against their own co‐substrate H2O2. In order to prevent the deactivation, we developed an enzyme cascade
Simon Last   +6 more
wiley   +1 more source

The adaptive filter of the yeast galactose pathway [PDF]

open access: yesJ. Theor. Biol. 2005, 2006
In the yeast Saccharomyces cerevisiae, the interplay between galactose, Gal3p, Gal80p and Gal4p determines the transcriptional status of the genes required for galactose utilization. After an increase in galactose concentration, galactose molecules bind onto Gal3p.
arxiv  

Dearomative, Intramolecular Bromoetherification of Carbohydrate‐derived Glycosyl Furans: Access to Enantiopure 6‐Bromo‐Furo[3,2‐b]furans

open access: yesAdvanced Synthesis &Catalysis, EarlyView.
Abstract Glycosyl furans represent versatile chiral platform molecules that can be readily accessed via the Garcia Gonzalez reaction. Herein, we report a dearomative, intramolecular bromoetherification of carbohydrate‐derived glycosyl furans to generate enantiopure 6‐bromo‐furo[3,2‐b]furans in up to 69% yield. The method employs N‐Br aromatic amides as
William J. Berkey   +5 more
wiley   +1 more source

Level of sialylation and galactosylation of blood plasma glycoproteins under the influence of alkylating chemotherapy in patients with chronic lymphocytic leukemia

open access: yesБіологічні студії, 2013
Level of sialylation, galactosylation of α1-acid glycoprotein and plasma fibronectin in patients with chronic lymphocytic leukemia before the alkylating therapy and at its different stages were studied.
G. S. Маslak   +3 more
doaj   +1 more source

Mathematical model of galactose regulation and metabolic consumption in yeast [PDF]

open access: yesarXiv, 2016
The galactose network is a complex system responsible for galactose metabolism. It has been extensively studied experimentally and mathematically at the unicellular level to broaden our understanding of its regulatory mechanisms at higher order species.
arxiv  

SINTESI E PROPRIETA’ BIOLOGICHE DI LIGANDI GLICOSIDICI MULTIVALENTI [PDF]

open access: yes, 2009
Protein-carbohydrate interactions are at the heart of many important biological processes as the adesion of bacteria and viruses to the cell surfaces.
Moni, Lisa
core  

Titan cell production in Cryptococcus neoformans reshapes the cell wall and capsule composition during infection [PDF]

open access: yes, 2018
This work was supported by the National Institutes of Health (R01AI080275 and R21AI22352), the NIH Fogarty International Center (R25TW009345), the University of Minnesota Center for Translational Science Institute (UL1TR000114), Wellcome Trust (086827 ...
Gow, Neil A R   +5 more
core   +1 more source

Lycium barbarum Glycopeptide Alleviates Neomycin‐Induced Ototoxicity by Inhibiting Tryptophan Hydroxylase‐Mediated Serotonin Biosynthesis

open access: yesAdvanced Science, EarlyView.
Lycium barbarum glycopeptide (LBGP), which is further extracted from Lycium barbarum polysaccharides, exhibits significant protective effects against neomycin‐induced hearing dysfunction including oxidative stress in cochlea and loss of key cells in cochlea.
Yunhao Wu   +12 more
wiley   +1 more source

Bacterial Adhesion of Streptococcus suis to Host Cells and Its Inhibition by Carbohydrate Ligands

open access: yesBiology, 2013
Streptococcus suis is a Gram-positive bacterium, which causes sepsis and meningitis in pigs and humans. This review examines the role of known S. suis virulence factors in adhesion and S.
Sauli Haataja   +5 more
doaj   +1 more source

A modified galactose network model with implications for growth [PDF]

open access: yesarXiv, 2016
The yeast galactose network has provided many insights into how eukaryotic gene circuits regulate metabolic function. However, there is currently no consensus model of the network that incorporates protein dilution due to cellular growth. We address this by adapting a well-known model and having it account for growth benefit and burden due to ...
arxiv  

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