Results 51 to 60 of about 1,346,541 (251)

Establishing an assay to evaluate d‐amino acid oxidase enzyme kinetics and inhibition using WST‐8 redox dye

open access: yesFEBS Open Bio, EarlyView.
This study investigated a novel WST‐8‐based assay for evaluating d‐Amino acid oxidase (DAO) inhibitors. We confirmed its effectiveness using known inhibitors and found that uremic toxins possess relatively weak inhibitory activity compared to existing drugs.
Kahoko Miyake   +4 more
wiley   +1 more source

Recursive nonlinear-system identification using latent variables [PDF]

open access: yesat - Automatisierungstechnik, 2016
In this paper we develop a method for learning nonlinear systems with multiple outputs and inputs. We begin by modelling the errors of a nominal predictor of the system using a latent variable framework.
Per Mattsson, D. Zachariah, P. Stoica
semanticscholar   +1 more source

Identification of Nonlinear Systems [PDF]

open access: yes2017 European Conference on Electrical Engineering and Computer Science (EECS), 2017
In this work, the problem of identifying nonlinear systems is proposed. This latter is structured by Wiener systems. This latter (Wiener models) consist of linear dynamic subsystem followed by a nonlinearity function. The nonlinear systems identification is an active research area.
Adil Brouri   +2 more
openaire   +2 more sources

Identification of High-Order Nonlinear Coupled Systems Using a Data-Driven Approach

open access: yesApplied Sciences
Most works related to the identification of mathematical nonlinear systems suggest that such approaches can always be directly applied to any nonlinear system. This misconception is greatly discouraging when the obtained results are not expected.
Rodolfo Daniel Velázquez-Sánchez   +4 more
doaj   +1 more source

Pharmacological inhibition of the PERK pathway modulates hepatocellular carcinoma growth and immune signaling

open access: yesFEBS Open Bio, EarlyView.
Pharmacological inhibition of PERK in a DEN‐induced mouse model of liver cancer does not reduce tumor burden but alters cellular stress signaling. Despite blocking PERK activity, downstream stress responses, including CHOP expression, remain active, suggesting compensatory mechanisms within the unfolded protein response that may influence tumor ...
Ada Lerma‐Clavero   +5 more
wiley   +1 more source

Sparse Bayesian Nonlinear System Identification Using Variational Inference

open access: yesIEEE Transactions on Automatic Control, 2018
Bayesian nonlinear system identification for one of the major classes of dynamic model, the nonlinear autoregressive with exogenous input (NARX) model, has not been widely studied to date.
William R. Jacobs   +3 more
semanticscholar   +1 more source

Directed evolution of enzymes at the crossroads of tradition and innovation

open access: yesFEBS Open Bio, EarlyView.
An iterative cycle of data‐driven enzyme optimization comprising four stages: genetic diversification of a template enzyme, expression of protein variants, high‐throughput evaluation, and machine‐learning‐guided redesign of the next variant library.
Maria Tomkova   +2 more
wiley   +1 more source

Estimation of Time-Varying, Intrinsic and Reflex Dynamic Joint Stiffness during Movement. Application to the Ankle Joint

open access: yesFrontiers in Computational Neuroscience, 2017
Dynamic joint stiffness determines the relation between joint position and torque, and plays a vital role in the control of posture and movement. Dynamic joint stiffness can be quantified during quasi-stationary conditions using disturbance experiments ...
Diego L. Guarín, Robert E. Kearney
doaj   +1 more source

Novel Fractional Swarming with Key Term Separation for Input Nonlinear Control Autoregressive Systems

open access: yesFractal and Fractional, 2022
In recent decades, fractional order calculus has become an important mathematical tool for effectively solving complex problems through better modeling with the introduction of fractional differential/integral operators; fractional order swarming ...
Faisal Altaf   +6 more
doaj   +1 more source

Brainstem and Cerebellar Volume Loss and Associated Clinical Features in Progressive Supranuclear Palsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Progressive Supranuclear Palsy (PSP) is a neurodegenerative ‘tauopathy’ with predominating pathology in the basal ganglia and midbrain. Caudal tau spread frequently implicates the cerebellum; however, the pattern of atrophy remains equivocal.
Chloe Spiegel   +8 more
wiley   +1 more source

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