Results 61 to 70 of about 311,501 (299)

Functionalizing Micro‐to‐Mesoscopic Electrode Architectures for Regulating Electron Transfer Behaviors in Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
A systematic review is conducted to assess the influence of electrode architecture across micro‐ to mesoscopic length scales on electron‐transfer pathways in electrocatalysis. We discuss the structure‐activity relationships in electrocatalytic applications, including resource recovery and environmental remediation, and provide cost‐effective, efficient
Manshu Zhao   +6 more
wiley   +1 more source

Effects of Rice Straw and Its Biochar Addition on Soil Labile Carbon and Soil Organic Carbon

open access: yesJournal of Integrative Agriculture, 2014
Whether the biochar amendment could affect soil organic matter (SOM) turnover and hence soil carbon (C) stock remains poorly understood. Effects of the addition of 13C-labelled rice straw or its pyrolysed biochar at 250 or 350°C to a sugarcane soil ...
Yun-feng YIN   +4 more
doaj   +1 more source

Sulfur‐Free Ultrahigh‐Refractive‐Index Polymers Enabled by Densely Packed Oxygen‐Bridged Dibenzofuran‐Cardo Architectures

open access: yesAdvanced Functional Materials, EarlyView.
A new class of sulfur‐free, oxygen‐bridged dibenzofuran‐based polymers is developed for ultrahigh‐refractive‐index applications. The rigid π‐extended architecture and enhanced molecular polarizability enable exceptional optical performance, combining refractive indices up to 1.848 with high Abbe numbers and full visible transparency. This work offers a
Hend A. Hegazy   +5 more
wiley   +1 more source

In vivo investigation of the placental transfer of 13C-labeled fatty acids in humans

open access: yesJournal of Lipid Research, 2003
Placental fatty acid transfer in humans in vivo was studied using stable isotopes. Four pregnant women undergoing cesarean section received 4 h before delivery an oral dose of [13C]palmitic acid (37), [13C]oleic acid (OA), [13C]linoleic acid (LA), and ...
Elvira Larqué   +4 more
doaj   +1 more source

3D Bioprinted Glioblastoma Multiforme Models: How the Extracellular Matrix Glycosignature Influences Drug Response

open access: yesAdvanced Functional Materials, EarlyView.
Aberrant glycosylation in the glioblastoma tumor microenvironment drives therapeutic resistance. Here, a 3D bioprinted model was engineered by incorporating α‐NeuNAc‐(2→3)‐β‐D‐Gal‐ and chondroitin sulfate. Combined multiplex immunofluorescence and synchrotron‐based nanoCT analysis revealed that glycan‐matrix interactions dictate specific drug‐escape ...
Francesca Cadamuro   +25 more
wiley   +1 more source

Gastrointestinal Parasite Infections in Beef Cattle: A Comparative Study Between Conventional and Holistic Farms in Alentejo, Portugal

open access: yesVeterinary Sciences
Cattle are commonly affected by gastrointestinal (GI) parasites, which impact their welfare and productivity. Alternative management practices are currently being applied in several livestock farms worldwide to minimise or avoid the use of anthelmintic ...
Cátia Gomes   +7 more
doaj   +1 more source

Investigation of useful carbon tracers for 13C-metabolic flux analysis of Escherichia coli by considering five experimentally determined flux distributions

open access: yesMetabolic Engineering Communications, 2016
The 13C-MFA experiments require an optimal design since the precision or confidence intervals of the estimated flux levels depends on factors such as the composition of 13C-labeled carbon sources, as well as the metabolic flux distribution of interest ...
Kousuke Maeda   +4 more
doaj   +1 more source

Placental 13C-DHA metabolism and relationship with maternal BMI, glycemia and birthweight

open access: yesMolecular Medicine, 2021
Background Fetal docosahexaenoic acid (DHA) supply relies on preferential transplacental transfer, which is regulated by placental DHA lipid metabolism. Maternal hyperglycemia and obesity associate with higher birthweight and fetal DHA insufficiency but ...
Oliver C. Watkins   +11 more
doaj   +1 more source

13C-Glycogen deposition during pregnancy in the rat following routine meal feeding

open access: yes, 1998
In vivo 13C-NMR was employed to determine the hepatic fate of infused [1-13C]-d-glucose (200 mg/kg) following ad libitum or routine meal feeding (RMF) regimes imposed during pregnancy.
Changani, K.K., Bell, J.D., Iles, R.A.
core   +1 more source

Advancing SafeWax, A Bio‐Inspired Superhydrophobic Coating, Toward Sustainable and Climate‐Resilient Crop Protection

open access: yesAdvanced Functional Materials, EarlyView.
This study advances SafeWax, a bio‐inspired, fatty‐acids‐based superhydrophobic coating, by identifying an agriculturally compliant solvent and revealing how solvent‐controlled Fatty acid crystallization governs the coating's microscopic structure and performance.
Niv Ben‐Arie   +13 more
wiley   +1 more source

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