Results 51 to 60 of about 1,746,635 (298)

Therapeutic Apheresis for Intravenous Methylprednisolone‐Refractory Neuromyelitis Optica Spectrum Disorder: Clinical and Radiological Outcomes in a Single‐Center Case Series

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Neuromyelitis optica spectrum disorder (NMOSD) is a relapsing autoimmune disease of the central nervous system. High‐dose intravenous methylprednisolone (IVMP) is the standard first‐line therapy for acute attacks, although some patients remain refractory.
Wataru Horiguchi   +5 more
wiley   +1 more source

Aleatoriedade e variabilidade produtiva de feijão-de-vagem Randomness and variability productive of bean pod

open access: yesCiência Rural, 2012
Com o objetivo de estudar a aleatoriedade e a variabilidade produtiva de feijão-de-vagem, foram realizados os seguintes experimentos em branco: 1) em estufa no outono-inverno; 2) em túnel no outono-inverno; 3) em ambiente não protegido no outono-inverno;
Daniel Santos   +5 more
doaj  

High-precision calculations of van der Waals coefficients for heteronuclear alkali-metal dimers [PDF]

open access: yes, 2001
Van der Waals coefficients for the heteronuclear alkali-metal dimers of Li, Na, K, Rb, Cs, and Fr are calculated using relativistic ab initio methods augmented by high-precision experimental data.
A. Dalgarno   +40 more
core   +2 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Proposta de método para estimação de tamanho de parcela para culturas agrícolas Proposal method for plot size estimation in crops

open access: yesRevista Ceres, 2012
Dentre as formas reconhecidas para redução do erro experimental, destaca-se o tamanho ótimo da parcela experimental para aplicação dos tratamentos, existindo vários métodos para sua estimação, baseados em diferentes princípios.
Leandro Homrich Lorentz   +2 more
doaj  

Modelos de regressão com platô na estimativa do tamanho de parcelas em experimento de conservação in vitro de maracujazeiro Using of regression plateau models in estimation of plot sizes for experiments with passion fruit

open access: yesCiência Rural, 2011
A determinação do tamanho de parcela é uma prática pertinente ao planejamento experimental e sua caracterização otimizada, em conjunto com o controle do material experimental, permite a obtenção de resultados com maior precisão e qualidade.
Ana Patricia Bastos Peixoto   +2 more
doaj   +1 more source

Beta-function for the Higgs self-interaction in the Standard Model at three-loop level

open access: yes, 2013
The discovery of a Higgs particle has triggered numerous theoretical and experimental investigations concerning its production and decay rates and has led to interesting results concerning its interaction with fermions and gauge bosons.
Zoller, M. F.
core   +1 more source

High-extinction-ratio resonant cavity polarizer for quantum-optics measurements [PDF]

open access: yes, 2007
The use of a high-finesse Fabry-Perot ring cavity with an odd number of reflections as a high-extinction-ratio resonant polarizer is shown. Experimental results from quantum-noise measurements using resonant cavities as spatial and spectral filters and ...
Byer, Robert L.   +2 more
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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