Results 71 to 80 of about 18,428 (265)

Design and Numerical Investigation of Novel Self-Centering Precast Concrete Beam-Column Joints with Replaceable Damage-Controllable Hinges

open access: yesInternational Journal of Concrete Structures and Materials
To minimize the seismic damage to the beam-column joint and facilitate post-earthquake repair, an innovative precast concrete (PC) beam-column joint (SCPJ) with self-centering and damage-controllable capacities was proposed.
Chunxu Hou   +4 more
doaj   +1 more source

Resilient self-centering viscous-based bracing with SMA and friction springs: Multi-objective control of displacement and acceleration – an analytical study

open access: yesResilient Cities and Structures
Self-Centering Piston-Based Braced Frames (SC-PBBFs) are designed to curtail structural damage under severe ground motions. The self-centering mechanism in this bracing mitigates structural damage during an earthquake, thereby reducing post-earthquake ...
Navid Rahgozar, M.Shahria Alam
doaj   +1 more source

Peroxidasin enables melanoma immune escape by inhibiting natural killer cell cytotoxicity

open access: yesMolecular Oncology, EarlyView.
Peroxidasin (PXDN) is secreted by melanoma cells and binds the NK cell receptor NKG2D, thereby suppressing NK cell activation and cytotoxicity. PXDN depletion restores NKG2D signaling and enables effective NK cell–mediated melanoma killing. These findings identify PXDN as a previously unrecognized immune evasion factor and a potential target to improve
Hsu‐Min Sung   +17 more
wiley   +1 more source

Correlation of the differential expression of PIK3R1 and its spliced variant, p55α, in pan‐cancer

open access: yesMolecular Oncology, EarlyView.
PIK3R1 undergoes alternative splicing to generate the isoforms, p85α and p55α. By combining large patient datasets with laboratory experiments, we show that PIK3R1 spliced variants shape cancer behavior. While tumors lose the protective p85α isoform, p55α is overexpressed, changes linked to poorer survival and more pronounced in African American ...
Ishita Gupta   +10 more
wiley   +1 more source

A Novel Dual Self-Centering Friction Damper for Seismic Responses Control of Steel Frame

open access: yesBuildings
Due to their weight, the seismic response control of buildings needs a large-scale damper. To reduce the consumption of shape memory alloys (SMAs), this study proposed a dual self-centering pattern accomplished by the coil springs and SMA, which could ...
Juntong Qu   +6 more
doaj   +1 more source

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

Network divergence analysis identifies adaptive gene modules and two orthogonal vulnerability axes in pancreatic cancer

open access: yesMolecular Oncology, EarlyView.
Tumors contain diverse cellular states whose behavior is shaped by context‐dependent gene coordination. By comparing gene–gene relationships across biological contexts, we identify adaptive transcriptional modules that reorganize into distinct vulnerability axes.
Brian Nelson   +9 more
wiley   +1 more source

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