Results 101 to 110 of about 2,439,509 (314)

Adsorptive iron removal from groundwater

open access: yes, 2001
Iron is commonly present in groundwater worldwide. The presence of iron in the water supply is not harmful to human health, however it is undesirable. Bad taste, discoloration, staining, deposition in the distribution system leading to aftergrowth, and ...
Sharma, S.K.
core  

Application of Filtering Methods for Removal of Resuscitation Artifacts from Human ECG Signals [PDF]

open access: yes, 2008
Band-pass, Kalman, and adaptive filters are used for removal of resuscitation artifacts from human ECG signals. A database of separately recorded human ECG and animal resuscitation artifact signals is used for evaluation of the methods.
Amann, Anton   +5 more
core   +1 more source

The ubiquitin‐proteasome system and autophagy as guardians of the cellular proteome

open access: yesFEBS Letters, EarlyView.
This Perspective covers the three principles governing the crosstalk between the ubiquitin‐proteasome system and autophagy in cellular proteostasis: (1) a shared ubiquitin code routing substrates via shuttle factors or autophagy receptors; (2) spatial compartmentalization into phase‐separated degradation hubs and organelle‐specific modules (exemplified
Ivan Dikic
wiley   +1 more source

Microbial Processes and Nitrate removal in Denitrification Beds

open access: yes, 2011
The anthropogenic abundance of reactive nitrogen (N) forms has increased in the last few decades, increasing food production, but also resulting in increased eutrophication, algae blooms, loss of biodiversity, and greenhouse gas (GHG) emissions, in ...
Warneke, Sören
core  

Cast Removal

open access: yesJournal of the Pediatric Orthopaedic Society of North America
Cast removal is a routine yet critical procedure in pediatric orthopaedic care, requiring meticulous attention to safety and detail to prevent avoidable complications such as thermal injury, lacerations, and subsequent patient anxiety. This review provides a comprehensive overview of best practices as it relates to safe cast removal, highlighting ...
Ryan Guilbault, Benjamin J. Shore
openaire   +3 more sources

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Beyond impact assessment: an iterative model of social assessment for the climate transition

open access: yesEnvironmental Research: Energy
Climate action demands massive changes in energy systems and land use, and there is growing demand for attention to the social impacts of the new infrastructures and enabling policies for climate transition technologies.
Holly Jean Buck, Sara Nawaz
doaj   +1 more source

Study of Reactive Red 195 anionic dye adsorption on calcined marble powder as potential eco-friendly adsorbent

open access: yesHuman, Health and Halal Metrics, 2020
Background and objective: Recently, use of inexpensive and available adsorbents have been studied for removal purposes. One of main sources of environmental pollutions is uncontrolled discharge of wastewater containing synthetic dyes that may result in ...
Samaneh Farrokhzadeh
doaj   +1 more source

Electron transfer between complexes III and IV in S. cerevisiae mitochondrial membranes

open access: yesFEBS Letters, EarlyView.
Mitochondrial oxidative phosphorylation in S. cerevisiae mitoplasts is limited by complex IV catalytic capacity, rather than two‐dimensional cytochrome c diffusion. At physiological cytochrome c : supercomplex ratios at salinity equivalent to that of 20 mm monovalent salt, activity is maximized, indicating that this low ionic strength accurately mimics
Ana Paula Lobez   +2 more
wiley   +1 more source

Multistage and multiple biomass approaches to efficient biological nitrogen removal using biofilm cultures

open access: yes, 2008
Nitrogen removal from wastewater is important for the revention of significant health and environmental impacts such as eutrophication. Nitrogen removal is achieved by the combined action of nitrification and denitrification.
Hughes, Leonie
core  

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