Results 111 to 120 of about 4,031,564 (307)

Petri Nets and Matrix graph grammars: Reachability [PDF]

open access: yes, 2006
This is an electronic version of the paper presented at the PN-GT'06: Workshop on Petri Nets and Graph Transformation, held in Natal on 2006This paper contributes in two directions.
Pérez Velasco, Pedro Pablo   +1 more
core  

An outer membrane vesicle‐associated two‐track model for enterotoxigenic Bacteroides fragilis oncogenesis

open access: yesMolecular Oncology, EarlyView.
Enterotoxigenic Bacteroides fragilis is a gut bacterium linked to bowel cancer. We propose that its toxin acts along two routes: at the cell surface, cutting the adhesion protein E‐cadherin and triggering inflammation; and inside the cell, delivered by bacterial vesicles, switching on NOD1 and cancer stem cell programs.
Kangchan Choi   +2 more
wiley   +1 more source

Integrable properties and soliton dynamics for the generalized n-component Sasa-Satsuma equation via the Dbar-dressing method

open access: yesNuclear Physics B
Based on a (2n+1)×(2n+1) matrix Dbar equation and two linear equations concerning the spectral transformation matrix, the generalized n-component Sasa-Satsuma (GNSS) equation is investigated via the Dbar-dressing method.
Qi Chen, Tao Deng, Chunxia Li, Yuqin Yao
doaj   +1 more source

UiO‐66 metal–organic frameworks in biomedicine: From structural tunability to bioimaging, photodiagnostics, and photodynamic cancer therapy

open access: yesFEBS Open Bio, EarlyView.
UiO‐66(Zr) metal–organic frameworks are chemically stable, biocompatible, and highly tunable nanomaterials. Their modular structure enables controlled drug delivery, multimodal bioimaging, and light‐activated photodynamic therapy, supporting integrated diagnostic and therapeutic (theranostic) applications in cancer and biomedical research.
Veronika Huntošová   +2 more
wiley   +1 more source

A Direct Transformation of a Matrix Spectrum [PDF]

open access: yes, 2015
A method is presented for calculating a matrix spectrum with a given set of eigenvalues. It can be used to build systems with different spectrums with the aim of choosing desired alternative.
Skovpen, Sergey Mikhailovich   +3 more
core  

Asymmetric transmission line analyses based on a constant transformation matrix

open access: yes, 2008
The application of modal transformation models for transmission lines have been analyzed extensively because in mode domain there are facilities in representation of frequency dependent line parameters.
Do Prado, Afonso José   +7 more
core   +1 more source

Research on Modeling and Solving of Shield Tunneling Posture based on Homogeneous Transformation Matrix

open access: yesJixie chuandong, 2021
In order to more accurately and quickly solve the shield machine pose change during the tunneling process, a positive solution method for the pose of the shield machine based on the spatial homogeneous transformation matrix element is used to establish a
Qiang Zhang   +4 more
doaj  

Loss of AMBRA1 activates MAPK and angiogenesis signaling pathways in melanoma cells

open access: yesFEBS Open Bio, EarlyView.
Loss of AMBRA1 in melanoma cells activates multiple oncogenic pathways associated with tumor progression. Transcriptomic and protein network analyses revealed that AMBRA1 depletion enhances MAPK/ERK signaling, angiogenesis, TGF‐β/EMT signaling, and Wnt/axon guidance pathways.
Milad Ibrahim   +4 more
wiley   +1 more source

Mass and Stiffness Correlation Using a Transformation Matrix

open access: yesInfrastructures
Model correlation techniques are methods used to compare two different models, usually a numerical model and an experimental model. According to the structural dynamic modification theory, the experimental mode shapes estimated by modal analysis can be ...
Natalia García Fernández   +3 more
doaj   +1 more source

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