Results 111 to 120 of about 2,260,845 (299)

SPHINX31 acts as a SRPK1 inhibitor targeting the ATR/DNA‐PKcs/CHK1 replicative checkpoint to inhibit cell growth in non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
The kinase SRPK1 directly interacts with the protein TOPBP1 and regulates the pre‐mRNA splicing of WIZ thereby contributing to the activation of the ATR/CHK1 replicative checkpoint in response to replicative stress. This allows cancer cells' genomic stability and survival.
Amani Shreim   +17 more
wiley   +1 more source

Mode coupling trigger of neoclassical magnetohydrodynamic tearing modes in tokamaks

open access: yes, 1997
Numerical studies of the nonlinear evolution of coupled magnetohydrodynamic - type tearing modes in three-dimensional toroidal geometry with neoclassical effects are presented.
Gianakon, T. A.   +2 more
core   +1 more source

Mutant p53R273H disrupts PDPK1 homodimerization and contributes to PDPK1 activation

open access: yesMolecular Oncology, EarlyView.
How mutant p53R273H drives AKT signaling is unclear. We show that p53R273H, but not wild‐type, directly binds PDPK1 via a mutation‐dependent conformational change. This interaction disrupts inhibitory PDPK1 homodimerization and enhances AKT phosphorylation.
Mei Chee Lim   +11 more
wiley   +1 more source

Recent development of fully kinetic particle-in-cell method and its application to fusion plasma instability study

open access: yesFrontiers in Physics
This paper reviews the recent advancements of the algorithm and application to fusion plasma instability study of the fully kinetic Particle-in-Cell (PIC) method.
Jincai Ren, Giovanni Lapenta
doaj   +1 more source

Targeting the EpCAM‐AXL axis to overcome drug resistance in lung cancer

open access: yesMolecular Oncology, EarlyView.
Lung cancer cells often evade therapy by hijacking signaling pathways. We reveal that cleaved EpCAM (sEpCAM) stabilizes the oncogenic protein AXL, driving NF‐κB and STAT3‐mediated chemoresistance. This EpCAM‐AXL axis identifies a high‐risk patient subset with poor prognosis.
Alexa Guerrero‐Alba   +5 more
wiley   +1 more source

Tearing Mode Instability due to Anomalous Resistivity

open access: yes
Tearing mode instability in the presence of microscopic turbulence is investigates. The effects of microscopic turbulence on tearing mode are taken as drags which are calculated by one-point renormalization method and mean-field approximation.
ITOH, Sanae-I.   +4 more
core  

Numerical modeling of linear drift-tearing mode stability

open access: yes, 2003
Numerical modeling results of the linear drift tearing modes are presented. The present model is based on the two-fluids equations, and the perturbed bootstrap current is also included.
Günter, S., Yu, Q., Scott, B.
core  

An innovative interpretation of rotating tearing mode locking to an external static current

open access: yes, 2001
Naturally occurring error elds in tokamaks, which arise from misalignments of the external eld coils, may trigger the onset of tearing modes. The conditions under which a static error eld is able to lock a rotating tearing mode and how this process ...
Coelho R, Lazzaro E
core   +1 more source

Spatial heterogeneity of hotspot mutations and clonal relatedness in ovarian endometrioid carcinoma

open access: yesMolecular Oncology, EarlyView.
Spatially resolved analysis revealed heterogeneous distributions of selected cancer‐associated mutations within ovarian endometrioid carcinomas. Shared mutations between paired endometrial and ovarian tumors supported clonal relatedness. These findings highlight the value of sampling multiple tumor regions when interpreting molecular profiles ...
Takahito Ashihara   +10 more
wiley   +1 more source

Do Plasmoids Induce Fast Magnetic Reconnection in Well-resolved Current Sheets in 2D Magnetohydrodynamic Simulations?

open access: yesThe Astrophysical Journal
We investigate the development of tearing-mode instability using the highest-resolution 2D magnetohydrodynamic simulations of reconnecting current sheets performed on a uniform grid, for Lundquist numbers of 10 ^3 ≤ S ≤ 5 × 10 ^5 , reaching up to 65,536 ^
Giovani H. Vicentin   +3 more
doaj   +1 more source

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