Results 171 to 180 of about 4,540,854 (335)

Collaborative Control of the Frequency and Opening of Electronic Expansion Valve in Variable Refrigerant Flow Refrigeration System

open access: yesZhileng xuebao, 2019
The hysteresis or overshoot in a variable refrigerant flow (VRF) system control is studied. This study considers a variable-frequency rolling rotor refrigeration system as the research object.
He Jun, Tao Leren, Hu Pengrong
doaj  

Opening the black box: an open-source release of Maxent

open access: yes, 2017
Steven J. Phillips   +4 more
semanticscholar   +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

PRICE DISCOVERY IN THE PRE-OPENING PERIOD. THEORY AND EVIDENCE FROM THE MADRID STOCK EXCHANGE [PDF]

open access: yes
Some stock exchanges, such as the Spanish Stock Exchange and Euronext (Paris), allow traders to place orders in a ‘pre-opening’ period. Orders placed in this period are used to determine the opening price, and can be cancelled at any moment and at no ...
Carolina Manzano   +2 more
core  

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +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

Open libraries: open science, open learning

open access: yesCalenda
UNED Library, along with the UNESCO Chair in Distance Education (CUED), will be holding the International Conference Open Libraries: open science, open learning, in Madrid, from September 30th to October 3rd. The conference will focus on research and learning in Europe and the role of university libraries as support units for universities in both ...
openaire   +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

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

Open review, open commentary, open debate

open access: yes, 2006
Andrew I. Dayton, Beyond Open Access: Open Discourse, the next great equalizer, Retrovirology, August 30, 2006.
openaire   +1 more source

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