Results 91 to 100 of about 186,782 (332)

Proteasome inhibitor, ixazomib prevents topoisomerase‐I degradation and reverses irinotecan resistance in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Ixazomib inhibits proteasome‐mediated degradation of topoisomerase I induced by irinotecan, thereby restoring drug sensitivity and promoting tumor cell death in colorectal cancer. Irinotecan, a topoisomerase I (topoI) inhibitor, is widely used for colorectal cancer, but resistance remains a major clinical challenge.
Yuho Ebata   +10 more
wiley   +1 more source

Micromechanical modeling of brittle damage in composite materials: primary anisotropy, induced anisotropy and opening-closure effects [PDF]

open access: yes, 2012
Inelastic deformation of various brittle materials such as concrete, rocks or composites has been widely explained by the existence, nucleation and growth of microcracks.
Welemane, Hélène   +4 more
core  

Mixed-mode thermo elastic delamination fracture behavior of composite skin stiffener containing interface delamination

open access: yesJournal of Materials Research and Technology, 2019
This paper presents the thermo-elastic effect on materials having anisotropic behavior and stresses developed due to residual temperature on interlaminar delamination fracture characteristics of composite skin stiffener.
Saumya Shah   +3 more
doaj   +1 more source

Oncogenic DMTF1β promotes cancer cell motility by regulating autophagy through ULK1 stabilization

open access: yesMolecular Oncology, EarlyView.
In the current study, we demonstrate that the oncogene DMTF1β regulates ULK1 stability by reducing its proteasomal degradation in cancer cells. This stabilization enables ULK1 to induce autophagy, which in turn facilitates cancer cell migration. Consequently, reduced DMTF1β levels lead to decreased autophagy and impaired cancer cell migration.
Jun Xu   +13 more
wiley   +1 more source

The effect of external stiffening elements on the fatigue crack growth in Fibre Metal Laminate

open access: yes, 2007
Fibre Metal Laminates (FML’s) have been developed in the past to increase the fatigue characteristics of laminated aluminium structures by adding fibres in the bond line.
Rodi, Riccardo
core  

Liquid biopsy‐based diagnostic evaluation of hypermethylated CpG sites for ovarian cancer diagnosis

open access: yesMolecular Oncology, EarlyView.
This schematic outlines the workflow from biomarker identification to duplex MethyLight assay validation for epithelial ovarian cancer diagnosis using cfDNA‐based liquid biopsy. Initial screening of hypermethylated CpG candidates (cg02957270, cg10061138 cg00480298, COL2A1) was performed in tissue using ARMS‐PCR, COBRA, qPCR and image analysis. Selected
Deepa Bisht   +3 more
wiley   +1 more source

Numerical Modelling of Fatigue Crack Closure

open access: yes, 2021
This Ph.D. thesis was written under the supervision of Assoc. prof. Pavel Hutař, Ph.D., and Assoc. prof. Luboš Náhlík, Ph.D. The thesis is focused on the effect of plasticity induced crack closure, its characteristic and ways of numerical modelling ...
Oplt, Tomáš
core   +1 more source

Epigenetic heterogeneity and plasticity in therapy‐induced tumor states through single‐cell multi‐omics

open access: yesMolecular Oncology, EarlyView.
Single‐cell multi‐omics reveals epigenetic heterogeneity across therapy‐adaptive tumor states, including quiescent/dormant, drug‐tolerant persister, and EMT‐like phenotypes. By linking regulatory features with state‐associated biomarkers, these approaches inform biomarker‐guided therapeutic strategies for evolving tumors.
Hee Jung Kim   +3 more
wiley   +1 more source

Innovative reinforcement techniques for 3D-printed concrete: The impact of shape memory alloys on flexural strength and crack mitigation

open access: yesNext Materials
The flexural performance (FP) of 3D Printed Concrete (3DPC) remains a challenge due to its limitations in tensile strength and resistance to cracking. To address these issues, innovative reinforcement materials, such as Shape Memory Alloys (SMAs), which ...
Ronak Motiani   +4 more
doaj   +1 more source

Crack closure and retardation effects – experiments and modelling

open access: yesProcedia Structural Integrity, 2017
Abstract The design of cyclically loaded components is in many cases carried out on the basis of experiments on small-scale laboratory specimens. In this approach, many effects such as load ratio, residual stresses and short crack growth are taken into account and described in a computational crack growth model.
J. Maierhofer, H.-P. Gänser, R. Pippan
openaire   +1 more source

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