Results 41 to 50 of about 61,431 (317)

Research advances in anti-water/sulfur/ammonium nitrate poisoning of ultra-low temperature denitrification catalysts

open access: yes能源环境保护
The strict control of nitrogen oxides (NO_x) is an urgent task for improving China′s air quality, and selective catalytic reduction (SCR) with ammonia represents the dominant method for treatment of NO_x exhaust from industries.
AN Dongqi   +6 more
doaj   +1 more source

ZW4864‐mediated inhibition of the β‐catenin/BCL9/BCL9L complex reveals therapeutic potential in bladder cancer

open access: yesMolecular Oncology, EarlyView.
BCL9 and BCL9L drive bladder cancer progression by enhancing β‐catenin signaling, promoting proliferation, migration, invasion, and organoid growth. Genetic depletion of BCL9(L) suppresses malignant phenotypes, while pharmacological disruption of the β‐catenin/BCL9(L) complex with ZW4864 inhibits canonical Wnt signaling and tumor‐associated cellular ...
Roland Kotolloshi   +11 more
wiley   +1 more source

High-resolution simulation of link-level vehicle emissions and concentrations for air pollutants in a traffic-populated eastern Asian city [PDF]

open access: yesAtmospheric Chemistry and Physics, 2016
Vehicle emissions containing air pollutants created substantial environmental impacts on air quality for many traffic-populated cities in eastern Asia.
S. Zhang   +10 more
doaj   +1 more source

Smartphone-Based Vehicle Emission Estimation [PDF]

open access: yes, 2018
Universidad de Málaga. Campus de Excelencia Internacional Andalucía Tech.
M. Cerón   +3 more
openaire   +2 more sources

Micro-Scale On-Road Vehicle-Specific Emissions Measurement and Modeling [PDF]

open access: yes, 2006
The main objectives of this work are to quantify and compare intra- and inter-vehicle variability in fuel use and emissions and to develop capabilities of measuring and estimating fuel use and emissions at the micro-scale.
Zhang, Kaishan
core  

Large‐scale bidirectional arrayed genetic screens identify OXR1 and EMC4 as modifiers of αSynuclein aggregation

open access: yesFEBS Open Bio, EarlyView.
Activation of the mitochondrial protein OXR1 increases pSyn129 αSynuclein aggregation by lowering ATP levels and altering mitochondrial membrane potential, particularly in response to MSA‐derived fibrils. In contrast, ablation of the ER protein EMC4 enhances autophagic flux and lysosomal clearance, broadly reducing α‐synuclein aggregates.
Sandesh Neupane   +11 more
wiley   +1 more source

Variations in carbon emissions from vehicles at signalised intersections [PDF]

open access: yes, 2011
Carbon emissions from road transport make up 20% of the total greenhouse gas emissions in the UK. Therefore, reducing carbon emissions from road transport is significant in reaching carbon reduction targets.
Ing, Koh
core  

Acute caffeine treatment protects the developing retina from ischemia‐induced cell death

open access: yesFEBS Open Bio, EarlyView.
Caffeine reduces cell death in the developing retina under ischemia (OGD). This effect does not involve BDNF upregulation or antioxidant pathways (NRF2/VEGF). Neuroprotection occurs mainly through adenosine A2A receptor antagonism, decreasing glutamate release and excitotoxicity, highlighting caffeine's potential as an acute neuroprotective agent in ...
Amanda Alves Nascimento   +6 more
wiley   +1 more source

The vehicle emissions and performance monitoring system: analysis of tailpipe emissions and vehicle performance [PDF]

open access: yesTransportation Planning and Technology, 2004
This paper describes tailpipe emission results generated by the Vehicle Performance and Emissions Monitoring system (VPEMS). VPEMS integrates on‐board emissions and vehicle/driver performance measurements with positioning and communications technologies, to transmit a coherent spatio‐temporally referenced dataset to a central base station in near real ...
Robert B. Noland *   +4 more
openaire   +1 more source

Vehicle fuel efficiency standards [PDF]

open access: yes, 2013
This paper provides an overview of mandatory vehicle CO2 emission (mandatory fuel efficiency) standards adopted overseas and the standards adopted by Australia.IntroductionFuel efficiency pertains to the conversion of chemical fuel energy into vehicle ...
Matthew L. James
core  

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