Results 51 to 60 of about 1,210,738 (232)

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

Prospects of forming health-saving educational environment of elementary school

open access: yesPedagogics, Psychology, Medical-Biological Problems of Physical Training and Sports, 2014
Purpose : to present the results of a special study group of primary school teachers of Poltava region. To substantiate the conditions of formation of health saving educational field of elementary school. Material : the study involved 78 teachers from 14
T.V. Vodolazska
doaj   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

Realidad política y económica de Colombia en los años 90 y su incidencia en el cambio y reforma educativa actual Political and economic reality of Colombia in the 90s and its impact on current educational change and reform

open access: yesHexágono Pedagógico, 2015
Con este ensayo se pretende mostrar cómo el contexto y el desarrollo político y económico de una nación, incide en los procesos educativos, sociales y culturales de la población, caso particular: Colombia en los años 90 hasta el momento actual.
Cielo Isabel Ladrón de Guevara Vásquez
doaj   +1 more source

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

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

Valosin‐containing protein counteracts ATP‐driven dissolution of FUS condensates through its ATPase activity in vitro

open access: yesFEBS Letters, EarlyView.
Biomolecular condensates formed by fused in sarcoma (FUS) are dissolved by high ATP concentrations yet persist in cells. Using a reconstituted system, we demonstrate that valosin‐containing protein (VCP), an AAA+ ATPase, counteracts ATP‐driven dissolution of FUS condensates through its D2 ATPase activity.
Hitomi Kimura   +2 more
wiley   +1 more source

La evaluación del desempeño del bibliotecario escolar en la agenda del director de la institución educativa

open access: yesRevista Interamericana de Bibliotecología, 2011
Una biblioteca es exitosa cuando se convierte en punto neurálgico de un centro escolar. Para ello debe flexibilizar sus espacios de aprendizaje, generando proyectos de trabajo que inciten a la recreación, las prácticas de lectura, la alfabetización ...
Nélida Alcira Garciarena   +1 more
doaj  

Apprentissage motivé

open access: yesآداب الكوفة
La motivation exerce une grande influence dans l’apprentissage. Le recours à la motivation s'avère particulièrement utile pour renforcer chez l'apprenant le sentiment d’engagement, lui donner la force d'aller de l'avant, de progresser la performance et ...
اسماء كاظم
doaj   +1 more source

Dual targeting of RET and SRC synergizes in RET fusion‐positive cancer cells

open access: yesMolecular Oncology, EarlyView.
Despite the strong activity of selective RET tyrosine kinase inhibitors (TKIs), resistance of RET fusion‐positive (RET+) lung cancer and thyroid cancer frequently occurs and is mainly driven by RET‐independent bypass mechanisms. Son et al. show that SRC TKIs significantly inhibit PAK and AKT survival signaling and enhance the efficacy of RET TKIs in ...
Juhyeon Son   +13 more
wiley   +1 more source

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