Results 41 to 50 of about 6,998,665 (296)

The next generation of oxy-fuel boiler systems [PDF]

open access: yes, 2005
Research in the area of oxy-fuel combustion which is being pioneered by Jupiter Oxygen Corporation combined with boiler research conducted by the USDOE/Albany Research Center has been applied to designing the next generation of oxy-fuel combustion ...
Patrick, Brian (Jupiter Oxygen Corp.)   +5 more
core  

Remarkable Reactivity Difference in Oxygen-Substituted versus Non-Oxygen-Substituted Bromoalkynes in Cu(I)-Catalyzed Cross-Coupling Reactions:  Total Synthesis of (−)-S-18-Hydroxyminquartynoic Acid

open access: yes, 2016
The conjugated tetraacetylenic natural product (S)-18-hydroxyminquartynoic acid (2) is synthesized in five linear steps and 17.7% overall yield from commercially available 1,2,5,6-O-diisopropylidene mannitol.
Benjamin W. Gung (2277694)   +1 more
core   +1 more source

Development of a non-invasive method to detect pericellular spatial oxygen gradients using FLIM [PDF]

open access: yes, 2011
PhDExtracellular oxygen concentrations affect cellular metabolism and influence tissue function. Detection methods for these extracellular oxygen concentrations currently have poor spatial resolution and are frequently invasive.
Hosny, Neveen Amera
core   +4 more sources

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

An epithelial GPR35 isoform supports tumor‐associated transcriptional and metabolic phenotypes

open access: yesFEBS Letters, EarlyView.
GPR35 generates two functionally distinct isoforms with previously unresolved roles. GPR35‐short mediates immune‐cell chemotaxis, while GPR35‐long is enriched in colorectal cancer epithelium, where it supports increased metabolism, proliferation, and tumor‐associated transcriptional programs.
Jørgen D. Rønneberg   +14 more
wiley   +1 more source

The pronounced seasonality of global groundwater recharge

open access: yesWater Resources Research, 2014
Groundwater recharged by meteoric water supports human life by providing two billion people with drinking water and by supplying 40% of cropland irrigation.
Scott Jasechko   +7 more
doaj   +1 more source

INTERPRETATION OF OXYGEN –18 ISOTOPE IN SULPHATE FROM DEEP GROUNDWATER IN JAKARTA AREA

open access: yesIndonesian Journal of Chemistry, 2010
It has been done a determination of d 18O (SO42-) and d 18O (H2O) value from Jakarta deep groundwater with depth 40-140 m. The aim of this research is to know some procesess influencing the composition of oxygen isotope in groundwater sulphate.
E. Ristin Pujiindiyati   +2 more
doaj   +1 more source

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

Oxygen: problems and solutions in electrochemistry [PDF]

open access: yes, 2013
Different aspects of the electrochemistry of oxygen are examined through four experimental examples: corrosion, passivation via organic thin films, oxygen reduction and water oxidation catalysis are outlined in order to outline the very different ...
Bardini, Luca <1985>
core   +1 more source

Stable isotope mass balance of fifty lakes in central Alberta: Assessing the role of water balance parameters in determining trophic status and lake level

open access: yesJournal of Hydrology: Regional Studies, 2016
Study region: This study spans the Prairie/parkland/boreal transition in central Alberta, including lakes in the Athabasca, North Saskatchewan, Battle River and Red Deer Basins.
J.J. Gibson   +4 more
doaj   +1 more source

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