Results 81 to 90 of about 1,833,546 (377)

Exploring lipid diversity and minimalism to define membrane requirements for synthetic cells

open access: yesFEBS Letters, EarlyView.
Designing the lipid membrane of synthetic cells is a complex task, in which its various roles (among them solute transport, membrane protein support, and self‐replication) should all be integrated. In this review, we report the latest top‐down and bottom‐up advances and discuss compatibility and complexity issues of current engineering approaches ...
Sergiy Gan   +2 more
wiley   +1 more source

A quasi‐differential type event‐triggered model predictive control for perturbed continuous linear systems with constraints

open access: yesIET Control Theory & Applications, 2021
A quasi‐differential type event‐triggered model predictive control (ET‐MPC) framework for continuous‐time linear systems with additional disturbances is constructed.
Zhongxian Xu   +3 more
doaj   +1 more source

Ergothioneine supplementation improves pup phenotype and survival in a murine model of spinal muscular atrophy

open access: yesFEBS Letters, EarlyView.
Spinal muscular atrophy (SMA) is a genetic disease affecting motor neurons. Individuals with SMA experience mitochondrial dysfunction and oxidative stress. The aim of the study was to investigate the effect of an antioxidant and neuroprotective substance, ergothioneine (ERGO), on an SMNΔ7 mouse model of SMA.
Francesca Cadile   +8 more
wiley   +1 more source

Intelligent control of a single‐link flexible manipulator using sliding modes and artificial neural networks

open access: yesElectronics Letters, 2021
This letter presents a new intelligent control scheme for the accurate trajectory tracking of flexible link manipulators. The proposed approach is mainly based on a sliding mode controller for underactuated systems with an embedded artificial neural ...
Gabriel da Silva Lima   +3 more
doaj   +1 more source

Feedback Control and the Arrow of Time

open access: yes, 2008
The purpose of this paper is to highlight the central role that the time asymmetry of stability plays in feedback control. We show that this provides a new perspective on the use of doubly-infinite or semi-infinite time axes for signal spaces in control ...
Georgiou, Tryphon T., Smith, Malcolm C.
core   +2 more sources

Microbial exopolysaccharide production by polyextremophiles in the adaptation to multiple extremes

open access: yesFEBS Letters, EarlyView.
Polyextremophiles are microorganisms that endure multiple extreme conditions by various adaptation strategies that also include the production of exopolysaccharides (EPSs). This review provides an integrated perspective on EPS biosynthesis, function, and regulation in these organisms, emphasizing their critical role in survival and highlighting their ...
Tracey M Gloster, Ebru Toksoy Öner
wiley   +1 more source

Linear functional state bounding for positive singular systems with unbounded delay and disturbances varying within a bounded set

open access: yesIET Control Theory & Applications, 2021
In this paper, the linear functional state bounding problem, which is considered in [25], is extended to the singular system with unbounded delay.
Nguyen Huu Sau
doaj   +1 more source

Feedback pinning control of collective behaviors aroused by epidemic spread on complex networks

open access: yes, 2018
This paper investigates epidemic control behavioral synchronization for a class of complex networks resulting from spread of epidemic diseases via pinning feedback control strategy.
Feng, Jianwen   +3 more
core   +1 more source

Control Design and Stability Analysis of Power Converters: The MIMO Generalized Bode Criterion

open access: yesIEEE Journal of Emerging and Selected Topics in Power Electronics, 2020
Three-phase dynamic systems and multiphase generators are frequently modeled and controlled in the synchronous reference frame. To properly model the cross-coupling terms in this reference frame, complex vector theory and transfer function matrices are ...
Javier Samanes   +6 more
semanticscholar   +1 more source

The nicotinamide hypothesis revisited—plant defense signaling integrating PARP, nicotinamide, nicotinic acid, epigenetics, and glutathione

open access: yesFEBS Letters, EarlyView.
Nicotinamide (NIC) and nicotinic acid (NIA) are proposed as stress signaling compounds in plants. Oxidative stress may lead to single strand breaks (SSB) in DNA, which activate poly(ADP‐ribose) polymerase (PARP). NIC and NIA are then formed from NAD. NIC and NIA can promote epigenetic changes leading to the expression of defense genes specific for the ...
Torkel Berglund, Anna B. Ohlsson
wiley   +1 more source

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