Results 81 to 90 of about 7,449,547 (302)

Fe(III)-dependent Nrf activity determines nitrate reduction partitioning in nitrate-reducing communities

open access: yesmBio
Identifying the factors that affect the nitrate reduction partitioning between dissimilatory nitrate reduction to ammonium (DNRA) and denitrification is crucial for mitigating nitrogen loss in ecosystems.
Ji Zhan   +8 more
doaj   +1 more source

Synergistic perspectives—How single‐molecule biophysics complement biochemical understanding

open access: yesFEBS Letters, EarlyView.
In this review, we discuss how ensemble biochemistry and single‐molecule approaches are complementary, outline commonly used single‐molecule techniques, and illustrate their relevance through two representative case studies: chromatin organization by SMC complexes and pathway choice during DNA double‐strand break repair.
Sara De Bragança   +2 more
wiley   +1 more source

Environmental Regulation and Firm Efficiency: Studying the Porter Hypothesis using a Directional Output Distance Function [PDF]

open access: yes
The purpose of this paper is to suggest a procedure to empirically test the Porter hypothesis. This hypothesis argues that environmental regulation not only increases environmental quality, but also brings the polluting producers information that makes ...
Marklund, Per-Olov
core  

Biohybrid-based pyroelectric bio-denitrification driven by temperature fluctuations

open access: yesNature Communications
Bio-denitrification is vital in wastewater treatment plants (WWTPs), yet its integration with naturally abundant thermal energy remains unexplored.
Jie Ye   +6 more
doaj   +1 more source

‘Guide and Prejudice’— How Argonautes recognize targets across domains of life

open access: yesFEBS Letters, EarlyView.
Argonaute proteins use short nucleic‐acid guides to locate and regulate specific targets across all domains of life. Despite striking diversity—from human gene silencing to bacterial immune defence—all Argonautes share a conserved three‐stage recognition logic: guide‐directed sampling, progressive target pairing with a conformational checkpoint and ...
Jack P. K. Bravo
wiley   +1 more source

Quality and Environmental Regulation: Verifying Compliance along the Supply Chain [PDF]

open access: yes
Among the factors providing incentives to monitor the behaviour of input suppliers are the regulatory requirements to which downstream firms are subject.
Dionisia Tzavara, Adrienne Héritier
core  

A theory of the impediments to environmental tax reform [PDF]

open access: yes, 2001
Environmental Tax Reform (ETR) is widely accepted to be a policy with desirable environmental, and other economic effects. The question arises then as to why its implementation has been so patchy. There is a broad literature on the economic impact of ETR,
Clinch, J. Peter, Dunne, Louise
core   +1 more source

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

Environmental regulation and development : a cross-country empirical analysis [PDF]

open access: yes
The authors develop comparative indices of environmental policy and performance for 31 countries using a quantified analysis of reports prepared for the United Nations Conference on Environmental and Development. In cross-country regressions, they find a
Roy, Subhendu   +3 more
core  

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

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