Results 31 to 40 of about 402 (214)

Cyclic soil-structure interaction of integral railway bridges

open access: yesFrontiers in Built Environment
Integral bridges with larger spans experience increased cyclic interaction with their backfill, particularly due to seasonal temperature changes. This can result in a continuous increase of earth pressure (during the summer positions) as well as an ...
Alexander Stastny   +4 more
doaj   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

Cracking of the End Diaphragm of a Post-tensioned Beam Bridge

open access: yesNordic Concrete Research, 2019
In concrete beam bridges, the end diaphragm at the end of the bridge is a common structural component that connects the main beams and transfers the beam loads to the bridge bearings.
Kuusela Mikko, Asp Olli, Laaksonen Anssi
doaj   +1 more source

Identification of modal parameters of long-span bridges under various wind velocities

open access: yesAdvances in Bridge Engineering, 2022
The modal parameters identification of bridges under non-stationary environmental excitation has caught the attention of researchers. This paper studies the non-stationarity of wind velocity, and extracts the time-varying mean wind velocity based on a ...
Siying Lu, Lei Yan, Xuhui He, Hui Guo
doaj   +1 more source

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Fracture toughness of old bridge steel

open access: yesBudownictwo i Architektura, 2013
The subject of paper is related to problems the of fracture toughness of old steel bridge which was taken from the railway bridge, that was loaded during more than 100 years.
Eliza Mytych-Kumańska   +1 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Influence of technology temperature on the fatigue cracking resistance of asphalt mixtures used for bridge pavement

open access: yesBudownictwo i Architektura, 2014
Bridges are an integral part of road infrastructure. In times of the roadnetwork expansion in Poland a lot of bridges were constructed. Due to the nature of work, a bridge structure should comply with specific features and requirements.
Piotr Radziszewski   +5 more
doaj   +1 more source

Effects of Geogrid Reinforcement on the Backfill of Integral Bridge Abutments

open access: yesBuildings, 2023
The construction of integral bridges is one of the most effective methods to reduce bridges’ construction and in-service costs. However, there are associated geotechnical problems with their abutments backfill due to the integrated abutments.
Visar Farhangi   +5 more
doaj   +1 more source

Modulation of Homer1 EVH1 domain internal dynamics by putative autism‐associated mutations

open access: yesFEBS Letters, EarlyView.
The putative autism‐associated M65I and S97L variants of the EVH1 domain of the postsynaptic scaffold protein Homer1 do not exhibit substantial changes in their overall structure or partner binding. Both of them, but especially the M65I variant, show altered internal dynamics relative to the wild‐type domain on the μs‐ms timescale, indicated by the ...
Fanni Farkas   +6 more
wiley   +1 more source

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