Results 111 to 120 of about 633 (249)

FOS3D: A Fluorescence‐Enabled Toolkit for Characterizing a Three‐dimensional Osteosarcoma Model

open access: yesAdvanced Science, EarlyView.
FOS3D describes fluorescent (F) osteosarcoma (OS) cells in a tri‐dimensional (3D) model. The study comprises three phases: development, where biofabrication parameters are tuned to achieve cytocompatibility and tumor‐specific mechanical properties in cell‐laden gelatin methacryloyl constructs; validation, where whole‐well fluorescence reading is ...
William Humble   +9 more
wiley   +1 more source

Construction of the Moduli Space of Vector Bundles on an Orbifold Curve

open access: yes
Let $k$ be an algebraically closed field of any characteristic, and let $(X,P)$ be an orbifold curve over $k$. We construct the moduli space $\mathrm{M}_{(X,P)}^{\mathrm{ss}}(n, Δ)$ of $P$-semistable bundles on $(X,P)$ of rank $n$ and determinant $Δ$. In the characteristic zero case, this result is well known and follows from GIT techniques.
Das, Soumyadip, Majumder, Souradeep
openaire   +2 more sources

Counting indecomposable vector bundles and stable Higgs bundles over smooth projective curves

open access: yes
The object of this work is to study two problems in geometry: one is a problem of enumerative nature over finite fields, and the other is the study of the moduli spaces of Higgs sheaves on curves over arbitrary fields.
MORSTABILINI, LUCA
core  

Fibrés vectoriels semistables sur des arbres de bulles

open access: yes, 2015
La (semi)stabilité, introduite par Mumford en 1963, sert à la construction d'espaces de modules de fibrés vectoriels par les méthodes de GIT. Dans la frontière de l'espace de modules compactifié apparaissent des faisceaux non localement libres.
Coronica, Piero
core  

Sur les sous-groupes paraboliques associés à un groupe réductif

open access: yes, 2020
Moduli spaces are mathematical objects that often appear as solutions of classification problems. They permit to parametrise various entities, in general of geometric nature (such as curves or vector bundles), by means of an equivalence relation provided
Jeannin, Marion
core  

In‐Process Magnetization for 3D Printing of Magnetorheological Elastomer with Heterogeneous Magnetic Profile for Anisotropic Actuation

open access: yesAdvanced Science, EarlyView.
Fully programmable, in‐process 3D magnetization integrated with multi‐material printing enables soft magnetic systems with precise actuation and sensing. Discrete and continuous magnetization profiles drive bending, morphing, and locomotion, demonstrated through strain‐sensing elements, dragonfly‐inspired wings, octopus‐like tentacles, and a serpentine
Phillip Glass   +5 more
wiley   +1 more source

Parabolic bundles and the intersection cohomology of moduli spaces of vector bundles on curves

open access: yes
Minor modifications and clarification of cohomological purity arguments.
Felisetti, Camilla   +2 more
openaire   +2 more sources

Membrane Fusion‐Mediated Cytosolic Delivery of Threose Nucleic Acids via Homotypic Nanoparticles Overcomes Drug Resistance in Triple‐Negative Breast Cancer

open access: yesAdvanced Science, EarlyView.
This study introduces a biomimetic “nanofusion” platform that integrates the biostability of threose nucleic acids (TNA) with homotypic cell‐membrane cloaking to combat drug‐resistant TNBC. By leveraging a non‐canonical membrane‐fusion pathway for direct cytosolic delivery, the platform bypasses endosomal sequestration. To achieve potent AKT2 silencing
Wei Zheng   +7 more
wiley   +1 more source

Stiffness‐Activated Stellate Cells Drive Pancreatic Cancer Liver Colonization via GMFG‐TNS4 Signaling

open access: yesAdvanced Science, EarlyView.
Fibrotic liver stiffness activates hepatic stellate cells through Piezo1‐dependent calcium influx and ER stress, promoting EV‐associated GMFG release. Delivered GMFG engages TNS4 in pancreatic cancer cells, triggering FAK/AKT signaling, adhesion, and fatty acid synthesis.
Biwen Zhu   +11 more
wiley   +1 more source

Physics‐Informed Neural Network‐Enabled Forward Prediction and Inverse Design of Ring Origami

open access: yesAdvanced Science, EarlyView.
This work presents a KRT‐PINN framework that integrates Kirchhoff rod theory with physics‐informed neural networks for the forward prediction and inverse design of ring origami consisting of closed‐loop rods. The framework predicts stable states of segmented rings with prescribed natural‐curvature profiles and determines the natural‐curvature profiles ...
Luyuan Ning   +3 more
wiley   +1 more source

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