Results 51 to 60 of about 355,992 (315)

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Corrosion-Induced Damage and Residual Strength of WC-Co,Ni Cemented Carbides: Influence of Microstructure and Corrosion Medium

open access: yesMetals, 2019
The corrosion behavior of cemented carbides with binders of different chemical nature (Co and Ni) and carbides with distinct mean grain size (ultrafine and coarse) was studied. The investigation also included corrosion media (acidic and neutral solutions
Yafeng Zheng   +4 more
doaj   +1 more source

Comparison of Riveted Panel and Integral Panel for Damage Tolerance by using FEA [PDF]

open access: yes, 2014
Damage tolerance capability refers to the load carrying capacity of a damaged structure. In an aircraft metallic structure damage is the fatigue crack. The presence of a fatigue crack reduce the load carrying capacity of a structure.
Srinivas, K.R., Shantharaja, M.
core  

Tau acetylation at K331 has limited impact on tau pathology in vivo

open access: yesFEBS Letters, EarlyView.
We mapped tau post‐translational modifications in humanized MAPT knock‐in mice and in amyloid‐bearing double knock‐in mice. Acetylation within the repeat domain, particularly around K331, showed modest increases under amyloid pathology. To test functional relevance, we generated MAPTK331Q knock‐in mice.
Shoko Hashimoto   +3 more
wiley   +1 more source

Discussions on some problems of full-scale aircraft fatigue test

open access: yesHangkong gongcheng jinzhan
Full-scale aircraft fatigue test is a large, complex and long-lasting ground verification test required by the specification to sustain aircraft structural integrity program and meet airworthiness requirements.
ZHANG Lixin
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

AGING AIRCRAFT STRUCTURES LIFE TIME

open access: yesНаучный вестник МГТУ ГА, 2017
Analysis of US and Russia Regulations on fatigue and damage tolerance of transport aircraft structures is given. The methods to provide the safe operation of aging aircraft in Russia are presented for cases of multiple site damages, corrosion and ...
B. G. Nesterenko, G. I. Nesterenko
doaj  

Modelling of impact damage and permanent indentation on laminate composite plate [PDF]

open access: yes, 2010
This paper deals with impact damage and permanent indentation modelling. A model enabling the formation of damages developing during a low velocity / low energy impact test on laminate composite panels has been elaborated.
Barrau, Jean-Jacques   +2 more
core  

Mechanical properties and damage tolerance of Y2SiO5

open access: yes, 2008
Y2SiO5 has potential applications as functional-structural ceramic and environmental/thermal barrier coating material. As an important grain-boundary phase in the sintered Si3N4, it also influences the mechanical and dielectric performances of the host ...
Wang, J., Zhou, Y., Sun, Ziqi, Li, M.
core   +1 more source

Stress intensity factor solutions for cracks in railway axles

open access: yes, 2022
S.764-792The aim of this paper is a collection of stress intensity factor solutions for cracks in railway axle geometries which the authors of the present special issue developed and/or used for damage tolerance analyses.
Madia, M.   +5 more
core   +1 more source

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