Results 51 to 60 of about 7,100,026 (283)

Operators Commuting with Positive Operators [PDF]

open access: yesProceedings of the American Mathematical Society, 1979
Necessary and sufficient conditions are obtained for an operator to commute with a positive operator.
openaire   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Air and Slot Gap Measurement Algorithm of Urban Rail Transit Linear Motors Based on 3D Point Clouds

open access: yesChengshi guidao jiaotong yanjiu
ObjectiveWith the rapid development of urban rail transit, linear motor has become one of the core driving devices due to its high efficiency and stable performance.
Feng JIAO   +5 more
doaj   +1 more source

OPTIMIZATION OF THE PROCESS OF FORMING A REGIONAL EQUIPMENT FLEET OFGROUND TRANSPORT AND TECHNOLOGICAL MACHINES

open access: yesВестник СибАДИ, 2020
Introduction. Due to the development of building and transport construction in the Republic of Tuva, a lack of capacity of an equipment fleet of ground transportation and technological machines is predicted.
S. Mongush
doaj   +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

Performance Study and Formulation Optimization of Rapid-Curing Local Insulating Spray Coating Materials

open access: yesAdvances in Polymer Technology
With the increasing incidence of bird damage affecting the reliability of transmission lines, addressing bird pest control has become an important task for the operation and maintenance of transmission lines. A viable solution involves the application of
Chengzhi Wang   +6 more
doaj   +1 more source

MOP /Matrix Operation Programs system/ [PDF]

open access: yes, 1968
MOP /Matrix Operation Programs/ system consists of a set of FORTRAN 4 subroutines which are related through a small common allocation.
Muller, P. M.
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

Method for Recognizing Incomplete Number of Characters in Subway Vehicle Images

open access: yesChengshi guidao jiaotong yanjiu
ObjectiveWhen subway vehicle number recognition detection points are affected by the onsite installation environment, and the camera's mounting position is too close to the vehicle body, it may lead to a limited camera field of view failing to capture ...
Bo HONG   +4 more
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

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