Results 61 to 70 of about 5,961 (310)

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

Minoritas Muslim di Barat (Studi atas Pemikiran Tariq Ramadan)

open access: yesEsensia: Jurnal Ilmu-Ilmu Ushuluddin, 2011
Post September 11 2011 tragedy, being a Muslim in Western countries is a challenge. Tariq Ramadan with his books stands appearing as one of press secretaries trying to break down the negative stereotype of Islam in Western Countries.
Moh. Zeinudin
doaj   +1 more source

Labour tax progressivity and output volatility: evidence from OECD countries [PDF]

open access: yes
This paper investigates empirically the effect of personal income tax progressivity on output volatility in a sample of OECD countries over the period 1982-2009.
Rieth, Malte   +2 more
core  

Optimal tax progressivity: An analytical framework [PDF]

open access: yes, 2014
What shapes the optimal degree of progressivity of the tax and transfer system? On the one hand, a progressive tax system can counteract inequality in initial conditions and substitute for imperfect private insurance against idiosyncratic earnings risk ...
Jonathan Heathcote   +5 more
core   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

The long run effects of changes in tax progressivity [PDF]

open access: yes
This paper compares the steady state outcomes of revenue-neutral changes to the progressivity of the tax schedule. Our economy features heterogeneous households who differ in their preferences and permanent labor productivities, but it does not have ...
Daniel R. Carroll, Eric R. Young
core  

From mice to humans—divergent strategies for intestinal homeostasis and regeneration

open access: yesFEBS Letters, EarlyView.
Recent advances such as organoid genome editing, xenotransplantation, imaging, and whole‐genome sequencing have enabled direct studies of human intestinal stem cells (ISCs). These studies reveal species‐specific features, including slower ISC proliferation, distinct injury responses, slower somatic mutation accumulation in humans, and an inverse ...
Keiko Ishikawa   +2 more
wiley   +1 more source

Equity in household spending on alcoholic beverages in South Africa: assessing changes between 1995 and 2011

open access: yesInternational Journal for Equity in Health, 2019
Background Globally, alcohol consumption accounts for a substantial burden of disease, which translates into high social and economic costs. To address this burden, several policies (e.g.
Mayara Fontes Marx   +3 more
doaj   +1 more source

On the Nature of Progress [PDF]

open access: yes, 2011
We identify a simple relationship that unifies seemingly unrelated progress conditions ranging from the deadlock-free and starvation-free properties common to lock-based systems, to non-blocking conditions such as obstruction-freedom, lock-freedom, and wait-freedom.
Herlihy, Maurice, Shavit, Nir N.
openaire   +3 more sources

Optimal Tax Progressivity: An Analytical Framework

open access: yes, 2017
What shapes the optimal degree of progressivity of the tax and transfer system? On the one hand, a progressive tax system can counteract inequality in initial conditions and substitute for imperfect private insurance against idiosyncratic earnings risk ...
Storesletten, Kjetil   +2 more
core   +2 more sources

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