Results 21 to 30 of about 180,427 (196)

Flexión esviada: estado actual del tema

open access: yesInformes de la Construccion, 1970
Se presentan brevemente las diversas posibilidades existentes para el dimensionamiento práctico de secciones de hormigón armado solicitadas en flexocompresión esviada, en el marco del cálculo en rotura.
F. Morán, A. Verde
doaj   +1 more source

The posterior tibial slope does not influence the flexion angle in posterior-stabilized mobile-bearing total knee arthroplasty

open access: yesArthroplasty, 2021
Background It remains uncertain whether an increase in the tibial slope leads to better flexion in posterior-stabilized (PS) total knee prostheses. Purpose To compare the intra-operative flexion angle between standard and an additional 10° posterior ...
Susumu Takemura   +6 more
doaj   +1 more source

Function‐driven design of a surrogate interleukin‐2 receptor ligand

open access: yesFEBS Letters, EarlyView.
Interleukin (IL)‐2 signaling can be achieved and precisely fine‐tuned through the affinity, distance, and orientation of the heterodimeric receptors with their ligands. We designed a biased IL‐2 surrogate ligand that selectively promotes effector T and natural killer cell activation and differentiation. Interleukin (IL) receptors play a pivotal role in
Ziwei Tang   +9 more
wiley   +1 more source

Partículas modales de la flexión verbal

open access: yesAnuario del Seminario de Filología Vasca "Julio de Urquijo", 1988
The author recalls the existence in Basque of three types of particle that may precede the conjugated verb, always following this sequence: a) ba/ez, focusing particles for affirmation and negation; b) al/bide/ei/omen/ote, modal particles; c) ba-/bait ...
José A. Mujika
doaj   +1 more source

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Dispositivo de carga para ensayos de flexión

open access: yesInformes de la Construccion, 1957
Se describen, en este artículo, las principales características de un dispositiva de carga, para ensayos de flexión, de fácil realización y satisfactorios resultados.
Rafael Piñeiro
doaj   +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

Observaciones sobre la flexión de los infinitivos

open access: yesAnuario del Seminario de Filología Vasca "Julio de Urquijo", 1995
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Marina Fernández, Alberto Anula
doaj   +1 more source

A high degree of knee flexion after TKA promotes the ability to perform high-flexion activities and patient satisfaction in Asian population

open access: yesBMC Musculoskeletal Disorders, 2021
Background This study investigated whether achieving a higher degree of knee flexion after TKA promoted the ability to perform high-flexion activities, as well as patient satisfaction and quality of life.
Hyuk-Soo Han   +4 more
doaj   +1 more source

Structural biology of ferritin nanocages

open access: yesFEBS Letters, EarlyView.
Ferritin is a conserved iron‐storage protein that sequesters iron as a ferric mineral core within a nanocage, protecting cells from oxidative damage and maintaining iron homeostasis. This review discusses ferritin biology, structure, and function, and highlights recent cryo‐EM studies revealing mechanisms of ferritinophagy, cellular iron uptake, and ...
Eloise Mastrangelo, Flavio Di Pisa
wiley   +1 more source

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