Results 91 to 100 of about 105,063 (289)

General Polytropic Magnetofluid under Self-Gravity: Voids and Shocks

open access: yes, 2009
We study the self-similar magnetohydrodynamics (MHD) of a quasi-spherical expanding void (viz. cavity or bubble) in the centre of a self-gravitating gas sphere with a general polytropic equation of state.
Arnal   +67 more
core   +1 more source

Inter-day reliability and usefulness of reactive strength index derived from two maximal rebound jump tests

open access: yes, 2019
Purpose: This investigation examined the inter-day reliability and usefulness of reactive strength index (RSI) derived from a maximal 5 rebound jump test (5max RJT) and a maximal 10 rebound jump test (10/5 RJT). Methods: Twenty male field sport athletes (24.5±3.0 y; 1.78±0.1 m; 84.9±5.2 kg) performed 2 maximal repetitions of the 5max RJT and the 10/5 ...
Comyns, Thomas M.   +4 more
openaire   +2 more sources

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

The crystal structure of the Borrelia burgdorferi nicotinamidase BBE22 resolves a long‐standing annotation error

open access: yesFEBS Open Bio, EarlyView.
The crystal structure of Borrelia burgdorferi nicotinamidase (PncA/BBE22) reveals the correct full‐length protein initiated from a non‐canonical AUU start codon. The structure validates previous biochemical findings and resolves a long‐standing annotation error, demonstrating that the truncated database sequence is structurally incompatible with the ...
Kalvis Brangulis
wiley   +1 more source

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

Temporal Dynamics of Binocular Display Processing with Corticogeniculate Interactions [PDF]

open access: yes, 1995
A neural model of binocular vision is developed to simulate psychophysical and neurobiological data concerning the dynamics of binocular disparity processing.
Grossberg, Stephen, Gruenwald, Alexander
core   +1 more source

Variations of physico-mechanical, mineralogical and geochemical properties of marble under the influence of weathering [PDF]

open access: yes, 2019
Purpose. To investigate the physico-mechanical, mineralogical and geochemical properties variations of Igbeti marble, south-western Nigeria under the influence of weathering. Methods. About twenty representative samples were collected at a varying depth
Lawal, A.I., Ogunsola, N.O., Saliu, M.A.
core   +1 more source

Natural Products as Geroprotective Modulators in Diabetic Nephropathy: A Mechanistic Framework Integrating Aging Hallmarks and the AMPK–SIRT1–Nrf2 Axis

open access: yesAging and Cancer, EarlyView.
Natural products target the aging kidney in diabetic nephropathy by restoring the AMPK–SIRT1–Nrf2 axis, reducing oxidative stress, inflammation, fibrosis, and cellular senescence while enhancing mitochondrial biogenesis and antioxidant defenses.
Sherif Hamidu   +8 more
wiley   +1 more source

IMPROVEMENT OF COMPRESSIBLITY CHARCTERISTICSOF NATURAL ORGANIC SOILS

open access: yesJournal of Engineering and Sustainable Development, 2018
The aim of this paper is to investigate the possible improvement of the compressibility characteristics (compression index, rebound index, i.e.,)of natural organic soil by using cement dust and fly ash. Natural organic soil with different percentages of
Adel Hamed Majeed   +2 more
doaj  

Prognostic Implications of Sleep Architecture for Patients Admitted to the Intensive Care Unit With Status Epilepticus

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Status epilepticus (SE) is associated with significant mortality. Sleep architecture may reflect normal brain function. Impaired sleep architecture is associated with poorer outcomes in numerous conditions. Here we investigate the association of sleep architecture in continuous EEG (cEEG) with survival in SE.
Ran R. Liu   +5 more
wiley   +1 more source

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