Results 71 to 80 of about 11,486 (300)

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Testing the Marshall-Lerner condition in Kenya [PDF]

open access: yes, 2012
In this paper we examine the Marshall-Lerner (ML) condition for the Kenyan economy. In particular, we use quarterly data on the log of real exchange rates, export-import ratio and relative (US) income for the time period 1996q1 – 2011q4, and employ ...
Caporale, GM, Gil-Alana, LA, Mudida, R
core   +1 more source

UK and US fertility rates: Historical evolution and long run trends in the context of fractional integration

open access: yesSustainable Futures
This study examines the dynamics of fertility rates in the UK and the US by analysing long time series, spanning from 1541 to 1820, respectively. We use fractional integration methods to examine the degree of persistence in the data and to determine the ...
Luis Alberiko Gil-Alana   +1 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Persistence and cyclical dependence in the monthly Euribor rate [PDF]

open access: yes, 2011
Copyright @ 2011 Brunel UniversityThis paper analyses two well-known features of interest rates, namely their time dependence and their cyclical structure.
Caporale, GM, Gil-Alana, LA
core   +3 more sources

Measuring Fractality

open access: yesFrontiers in Physiology, 2012
When investigating fractal phenomena, the following questions are fundamental for the applied researcher: (1) What are essential statistical properties of 1/f noise? (2) Which estimators are available for measuring fractality?
Tatjana eStadnitski
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

A brief history of long memory: Hurst, Mandelbrot and the road to ARFIMA [PDF]

open access: yes, 2016
Long memory plays an important role in many fields by determining the behaviour and predictability of systems; for instance, climate, hydrology, finance, networks and DNA sequencing.
Franzke, Christian   +3 more
core   +3 more sources

A methionine‐lined active site governs carbocation stabilization and product specificity in a bacterial terpene synthase

open access: yesFEBS Letters, EarlyView.
This study reveals a unique active site enriched in methionine residues and demonstrates that these residues play a critical role by stabilizing carbocation intermediates through novel sulfur–cation interactions. Structure‐guided mutagenesis further revealed variants with significantly altered product profiles, enhancing pseudopterosin formation. These
Marion Ringel   +13 more
wiley   +1 more source

On the application and extension of Harten's high resolution scheme [PDF]

open access: yes, 1982
Extensions of a second order high resolution explicit method for the numerical computation of weak solutions of one dimensonal hyperbolic conservation laws are discussed.
Harten, A., Warming, R. F., Yee, H. C.
core   +2 more sources

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