Results 51 to 60 of about 243,931 (299)

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

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Merger announcements and share price return: The role of the relationship between acquiring and target firms

open access: yesSouth African Journal of Business Management, 1988
The authors examine, in a cumulative average abnormal return (CAAR) framework, the effect of four easily identifiable features of merger activity on acquirer/target shareholder wealth.
R. C. Van Den Honert   +3 more
doaj   +1 more source

Integration of circadian and hypoxia signaling via non‐canonical heterodimerization

open access: yesFEBS Letters, EarlyView.
CLOCK, BMAL1, and HIFs are basic helix‐loop‐helix and Per‐Arnt‐Sim domain (bHLH‐PAS) proteins, which function as transcription factors. bHLH‐PAS proteins are designated in two classes. Many class I proteins are regulated by environmental signals via their PAS domains, but such signals have not been identified for all.
Sicong Wang, Katja A. Lamia
wiley   +1 more source

Article 22 EUMR and Call-in Powers as Tools of Jurisdictional Creep in Merger Control

open access: yesČasopis pro Právní Vědu a Praxi
This paper analyses the evolving use of Art. 22 EU Merger Regulation (EUMR) and national call-in powers as mechanisms for capturing below-threshold killer acquisitions.
Igor Kučera
doaj   +1 more source

Innovation in EU merger control: walking the talk [PDF]

open access: yes
European Union policymakers have in principle put innovation at the heart of competitiveness, in particular in the Europe 2020 strategy. But in merger control, assessments of the innovation effects of mergers are inadequate, even though mergers and ...
Reinhilde Veugelers
core   +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

Issues of gender within the public interest sphere in South African merger reviews

open access: yesJournal of Economic and Financial Sciences
Orientation: Issues of gender are prominent in the global development agenda. Although South African competition law mandates that public interest considerations must be considered as part of merger decisions, gender considerations are not explicitly ...
Anton van Wyk   +2 more
doaj   +1 more source

Transparency of Regulation and Cross-Border Bank Mergers [PDF]

open access: yes
Although there is anecdotal evidence that merger control may constitute a barrier to the integration of European retail banking markets, systematic empirical evidence is missing until now. This paper aims to fill this gap.
Köhler, Matthias
core  

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

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