Results 101 to 110 of about 1,955,465 (354)

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Molecular bases of circadian magnesium rhythms across eukaryotes

open access: yesFEBS Letters, EarlyView.
Circadian rhythms in intracellular [Mg2+] exist across eukaryotic kingdoms. Central roles for Mg2+ in metabolism suggest that Mg2+ rhythms could regulate daily cellular energy and metabolism. In this Perspective paper, we propose that ancestral prokaryotic transport proteins could be responsible for mediating Mg2+ rhythms and posit a feedback model ...
Helen K. Feord, Gerben van Ooijen
wiley   +1 more source

Cuerpo oscilante, personaje disperso. Acerca de "Bravo" de Juan José Saer - Horacio Banega

open access: yesTelondefondo : Revista de Teoría y Crítica Teatral, 2005
El teatro occidental presenta, para quien se aboque a analizar el concepto de personaje, una instancia previa ineludible: el cuerpo del actor, su realidad concreta.
Carla Crespo
doaj   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

El match de improvisación. Un texto que se expande hacia el futuro

open access: yesTelondefondo : Revista de Teoría y Crítica Teatral, 2005
La improvisación como técnica teatral y como principio constructivo del match implica problemáticas específicas en torno de varios ejes de análisis. Se considerarán aquí los que se refieren a la relación de los actores con el texto; a la dinámica y la ...
Fernando Silberstein
doaj   +1 more source

The Islamic ‘State’ Challenge : Defining the Actor [PDF]

open access: yes, 2015
E-International Relations, Articles sectionPublisher ...
Yihdego, Zeray
core   +1 more source

Interplay between circadian and other transcription factors—Implications for cycling transcriptome reprogramming

open access: yesFEBS Letters, EarlyView.
This perspective highlights emerging insights into how the circadian transcription factor CLOCK:BMAL1 regulates chromatin architecture, cooperates with other transcription factors, and coordinates enhancer dynamics. We propose an updated framework for how circadian transcription factors operate within dynamic and multifactorial chromatin landscapes ...
Xinyu Y. Nie, Jerome S. Menet
wiley   +1 more source

Ser o no ser: la identidad, desde el autómata al androide, en la escena

open access: yesTelondefondo : Revista de Teoría y Crítica Teatral, 2016
Desarrollar un personaje en escena es uno de los trabajos esenciales del teatro ya que implica mucho más que presentar la forma: es mostrar su profundidad humana para lograr la conexión con el espectador y hacerlo compartir por un momento  ese mundo que ...
Oscar Martínez Agíss
doaj   +1 more source

Actors: The Ideal Abstraction for Programming Kernel-Based Concurrency [PDF]

open access: yes, 2015
GPU and multicore hardware architectures are commonly used in many different application areas to accelerate problem solutions relative to single CPU architectures.
Harvey, Paul   +2 more
core  

Real‐time assay of ribonucleotide reductase activity with a fluorescent RNA aptamer

open access: yesFEBS Letters, EarlyView.
Ribonucleotide reductases (RNR) synthesize DNA building blocks de novo, making them crucial in DNA replication and drug targeting. FLARE introduces the first single‐tube real‐time coupled RNR assay, which enables isothermal tracking of RNR activity at nanomolar enzyme levels and allows the reconstruction of allosteric regulatory patterns and rapid ...
Jacopo De Capitani   +4 more
wiley   +1 more source

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