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Time-resolved single-molecule biophysical experiments yield data that contain a wealth of dynamic information, in addition to the equilibrium distributions derived from histograms of the time series. In typical force spectroscopic setups…

生物大分子 · 定量生物学 2011-07-14 Michael Hinczewski , Yann von Hansen , Roland R. Netz

The spatial organization of DNA involves DNA loop extrusion and the formation of protein-DNA condensates. While the significance of each process is increasingly recognized, their interplay remains unexplored. Using molecular dynamics…

生物物理 · 物理学 2025-01-31 Ryota Takaki , Yahor Savich , Jan Brugués , Frank Jülicher

Recombinant Inbred Lines derived from divergent parental lines can display extensive segregation distortion and long-range linkage disequilibrium (LD) between distant loci. These genomic signatures are consistent with epistatic selection…

应用统计 · 统计学 2018-01-03 P. Behrouzi , E. C. Wit

RNA molecules are known to form complex secondary structures including pseudoknots. A systematic framework for the enumeration, classification and prediction of secondary structures is critical to determine the biological significance of…

生物大分子 · 定量生物学 2025-12-24 Rayan Ibrahim , Allison H. Moore

We report on a molecular simulation method which captures the self-assembly of cationic lipid-DNA (CL-DNA) gene delivery complexes. Computational efficiency required for large length- and time-scale simulations is achieved through a…

软凝聚态物质 · 物理学 2007-05-23 Oded Farago , Niels Grønbech-Jensen , Philip Pincus

The cell cycle is a tightly controlled process, yet its underlying genetic network shows marked differences across species. Which of the associated structural features follow solely from the ability to impose the appropriate gene expression…

分子网络 · 定量生物学 2015-06-12 M. Zagorski , A. Krzywicki , O. C. Martin

Hypergraphs are higher-order networks that capture the interactions between two or more nodes. Hypergraphs can always be represented by factor graphs, i.e. bipartite networks between nodes and factor nodes (representing groups of nodes).…

无序系统与神经网络 · 物理学 2024-10-08 Ginestra Bianconi , Sergey N. Dorogovtsev

Topological line defects in graphene represent an ideal way to produce highly controlled structures with reduced dimensionality that can be used in electronic devices. In this work we propose using extended line defects in graphene to…

Modern histopathological image analysis relies on the segmentation of cell structures to derive quantitative metrics required in biomedical research and clinical diagnostics. State-of-the-art deep learning approaches predominantly apply…

图像与视频处理 · 电气工程与系统科学 2022-01-12 Yoav Alon , Huiyu Zhou

We investigate the behaviour of randomly cross-linked (co)polymer blends using a combination of replica theory and large-scale molecular dynamics simulations. In particular, we derive the analogue of the random phase approximation for…

软凝聚态物质 · 物理学 2009-11-13 A. V. Klopper , Carsten Svaneborg , Ralf Everaers

Infinitesimal electric and magnetic dipoles are widely used as an equivalent radiating source model. In this paper, an improved method for dipole extraction from magnitude-only electromagnetic-field data based on genetic algorithm and…

信号处理 · 电气工程与系统科学 2019-01-23 Chunyu Wu , Ze Sun , Xu Wang , Yansheng Wang , Ben Kim , Jun Fan

The cores of edge dislocations, edge dislocation dipoles and edge dislocation loops in planar graphene have been studied by means of periodized discrete elasticity models. To build these models, we have found a way to discretize linear…

材料科学 · 物理学 2008-08-07 A. Carpio , L. L. Bonilla

It is known from the wave-like motion of microtubules in motility assays that the piconewton forces that motors produce can be sufficient to bend the filaments. In cellular phenomena such as cytosplasmic streaming, molecular motors…

软凝聚态物质 · 物理学 2017-07-11 Gabriele De Canio , Eric Lauga , Raymond E. Goldstein

Graph neural networks can accurately predict the chemical properties of many molecular systems, but their suitability for large, macromolecular assemblies such as gels is unknown. Here, graph neural networks were trained and optimised for…

计算物理 · 物理学 2025-04-14 D. A. Head

Motor proteins drive persistent motion and self-organisation of cytoskeletal filaments. However, state-of-the-art microscopy techniques and continuum modelling approaches focus on large length and time scales. Here, we perform…

软凝聚态物质 · 物理学 2024-06-03 Gerrit Vliegenthart , Arvind Ravichandran , Marisol Ripoll , Thorsten Auth , Gerhard Gompper

Under many physiological and pathological conditions such as division and migration, cells undergo dramatic deformations, under which their mechanical integrity is supported by cytoskeletal networks (i.e. intermediate filaments, F-actin,…

生物物理 · 物理学 2023-06-13 Haiqian Yang , Thomas Henzel , Eric M. Stewart , Lallit Anand , Ming Guo

A reliable prediction of 3D protein structures from sequence data remains a big challenge due to both theoretical and computational difficulties. We have previously shown that our kinetostatic compliance method (KCM) implemented into the…

计算工程、金融与科学 · 计算机科学 2017-12-27 Pouya Tavousi , Morad Behandish , Horea T. Ilies , Kazem Kazerounian

The creation and ultrastructure of kink-bands in flax fibres are key issues for developing more and more performing biobased composite materials. Nevertheless, despite many hypotheses and structural characterization, the exact origin of…

Semiconductor nanocrystals are a promising class of materials for a variety of novel optoelectronic devices, since many of their properties, such as the electronic gap and conductivity, can be controlled. Much of this control is achieved…

化学物理 · 物理学 2017-06-06 Nadav Geva , James J. Shepherd , Lea Nienhaus , Moungi G. Bawendi , Troy Van Voorhis

This study presents a novel algorithm based on graph theory for the precise segmentation and measurement of detonation cells from 3D pressure traces, termed detonation lattices, addressing the limitations of manual and primitive 2D edge…

计算机视觉与模式识别 · 计算机科学 2026-03-18 Vansh Sharma , Venkat Raman