Results 71 to 80 of about 84,847 (305)

Substrate-Induced Self-Assembly of Cooperative Catalysts [PDF]

open access: yes, 2018
Dissipative self-assembly processes in Nature rely on chemical fuels that activate proteins for assembly through the formation of a noncovalent complex.
Alberts   +49 more
core   +1 more source

Flavin Biosynthesis Enhances Extracellular Electron Transfer in Bioengineered Escherichia coli

open access: yesAdvanced Science, EarlyView.
Microbial electronics are promising for energy, sensing, environmental, and synthesis applications. E. coli are engineered with extracellular electron transfer (EET) pathways from a microbe that naturally produces current to enable bioelectronics based on E. coli.
Mohammed Mouhib   +4 more
wiley   +1 more source

Fermentation of xylose causes inefficient metabolic state due to carbon/energy starvation and reduced glycolytic flux in recombinant industrial Saccharomyces cerevisiae. [PDF]

open access: yesPLoS ONE, 2013
In the present study, comprehensive, quantitative metabolome analysis was carried out on the recombinant glucose/xylose-cofermenting S. cerevisiae strain MA-R4 during fermentation with different carbon sources, including glucose, xylose, or glucose ...
Akinori Matsushika   +3 more
doaj   +1 more source

Elevated Apolipoprotein E Expression in Hippocampal Microglia Drives Temporal Lobe Epilepsy Progression

open access: yesAdvanced Science, EarlyView.
In temporal lobe epilepsy, hippocampal APOE is markedly upregulated predominantly in microglia. APOE overexpression in microglia drives TLR4 and cGAS/STING‐dependent neuroinflammation, engages bidirectional crosstalk with neurons and astrocytes, increases neuronal excitability, and perturbs hippocampal lipid metabolism. These findings suggest that APOE‐
Jianwei Shi   +10 more
wiley   +1 more source

Guanosine triphosphate cyclohydrolase I deficiency: a rare cause of hyperphenylalaninemia

open access: yesThe Turkish Journal of Pediatrics, 1999
Tetrahydrobiopterin (BH4) deficiencies are a heterogeneous group of disorders caused by a defect in two of the three enzymes involved in its biosynthesis or in the two recycling enzymes.
T Coşkun   +6 more
doaj  

Structural Insights into the Regulation Mechanism of Small GTPases by GEFs

open access: yesMolecules, 2019
Small GTPases are key regulators of cellular events, and their dysfunction causes many types of cancer. They serve as molecular switches by cycling between inactive guanosine diphosphate (GDP)-bound and active guanosine triphosphate (GTP)-bound states ...
Sachiko Toma-Fukai, Toshiyuki Shimizu
doaj   +1 more source

Structure, substrate recognition and reactivity of Leishmania major mevalonate kinase [PDF]

open access: yes, 2007
This research was supported by the German Academic Exchange Service (DAAD), the Wellcome Trust (TKS and WNH as Trust Senior Research fellows), the Biotechnology and Biological Science Research Council (Structural Proteomics of Rational Targets) and the ...
Hunter, William N.   +2 more
core   +2 more sources

Onion‐Mitochondria Inhibit Lipopolysaccharide‐Induced Acute Lung Injury by Shaping Lung Macrophage Mitochondrial Function

open access: yesAdvanced Science, EarlyView.
Proposed model of orally administered onion mitochondria (O‐Mit) uptake by lung macrophages and fuse with macrophage mitochondria (M‐Mit). This fusion reprograms the metabolism of dysfunctional M‐Mit in lipopolysaccharide‐induced murine acute lung injury by modulating dynamin‐related protein 1 (DRP1) phosphorylation and cardiolipin peroxidation ...
Qingbo Xu   +13 more
wiley   +1 more source

Liquid chromatographic method for extracellular Guanosine 5′-triphosphate and tetrahydrobiopterin pathway products analysis from cadaveric samples and human biofluids

open access: yesJournal of Chromatography Open
To gain a deep insight and to obtain a superior understanding about guanosine-based pathway, this paper reports an innovative approach to study this critical subject.
M. Perrucci   +8 more
doaj   +1 more source

Metabolic Engineering of Bacillus subtilis for Riboflavin Production: A Review

open access: yesMicroorganisms, 2023
Riboflavin (vitamin B2) is one of the essential vitamins that the human body needs to maintain normal metabolism. Its biosynthesis has become one of the successful models for gradual replacement of traditional chemical production routes. B.
Yang Liu   +6 more
doaj   +1 more source

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