Results 141 to 150 of about 86,065 (315)

Time‐restricted feeding prior to Mycobacterium tuberculosis infection reduces tissue CD4+ T cells with limited impact on bacterial clearance

open access: yesFEBS Open Bio, EarlyView.
Time‐restricted feeding (TRF) in mice increased liver fatty acid oxidation and decreased fatty acid biosynthesis. These alterations persisted when TRF was discontinued and the host was infected with Mycobacterium tuberculosis. Pre‐exposure to TRF did not alter tissue (lung and spleen) mycobacterial burden but significantly reduced CD3+ T cells in lungs
Ashish Gupta   +7 more
wiley   +1 more source

Load Estimation from Modal Parameters [PDF]

open access: yes, 2007
In Natural Input Modal Analysis the modal parameters are estimated just from the responses while the loading is not recorded. However, engineers are sometimes interested in knowing some features of the loading acting on a structure.
Canteli, Alfonso Fernández   +3 more
core   +3 more sources

Modal Complexity Factors as indexes for modal parameter identification in Operational Modal Analysis of coupled dynamic systems

open access: yesJournal of Sound and Vibration
This work has been supported by the Government of Navarre under grant of Research and Development projects 0011-1365-2021-000080 and 0011-1365-2024-000097.
J. Ibarrola-Chamizo   +3 more
openaire   +3 more sources

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

A method for the estimate of modal parameters of time-dependent aerospace structural system using operational data [PDF]

open access: yes, 2017
For the Aerospace Industry the dynamic identification of a Launch Vehicle under its actual operative conditions is of great importance for assessing the numerical model of the structure and for improving the structural design. Therefore, the development
Giuliano Coppotelli   +3 more
core  

Experimental Modal Analysis of Scaled Car-body Sidewall for High-speed Vehicles

open access: yes机车电传动, 2017
According to the theory of experimental modal analysis (EMA), SIMO analysis method, multi-reference point modal test, experimental modal test and modal parameters identification of the scaled 1:8 car-body’s sidewall were conducted.
LI Xujuan   +4 more
doaj  

Hyperactive ice‐binding proteins stabilize cell membranes and improve resistance to dehydration stress in Caenorhabditis elegans

open access: yesFEBS Open Bio, EarlyView.
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose   +9 more
wiley   +1 more source

Operational modal analysis of under-determined system based on Bayesian CP decomposition (Translated)

open access: yesMechanical Engineering Journal
Modal parameters such as natural frequencies, modal shapes, and the damping ratio are useful to understand structural dynamics of mechanical systems.
Sunao TOMITA, Tomohiko JIMBO
doaj   +1 more source

Molecular characterization of covRS mutations in M1UK Streptococcus pyogenes

open access: yesFEBS Open Bio, EarlyView.
Group A Streptococcus (GAS) acquires covRS mutations driving a hypervirulent bacterial state, frequently associated with invasive disease‐like necrotizing fasciitis. We demonstrate that the newly emerged M1UK GAS lineage can also acquire these mutations.
Jarrad Pritchard   +12 more
wiley   +1 more source

Modal parameters estimation in the Z-domain

open access: yesMechanical Systems and Signal Processing, 2009
This paper aims to explain in a clear, plain and detailed way a modal parameter estimation method in the frequency domain, or similarly in the Z-domain, valid for multi degrees-of-freedom systems. The technique is based on the rational fraction polynomials (RFP) representation of the frequency-response function (FRF) of a single input single output ...
openaire   +2 more sources

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