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Local interactions among biomolecules, and the role played by their environment, have gained increasing attention in modelling biochemical reactions. By defining the automaton of molecular perceptions, we explore an agent-based…

计算工程、金融与科学 · 计算机科学 2021-11-24 Stefano Maestri , Emanuela Merelli

Molecular recognition, which is essential in processing information in biological systems, takes place in a crowded noisy biochemical environment and requires the recognition of a specific target within a background of various similar…

生物大分子 · 定量生物学 2010-07-27 Yonatan Savir , Tsvi Tlusty

To understand multifactorial conditions such as Alzheimers disease (AD) we need brain signatures that predict the impact of multiple pathologies and their interactions. To help uncover the relationships between brain circuits and cognitive…

-Molecular simulations allow the study of properties and interactions of molecular systems. This article presents an improved version of the Adaptive Resolution Scheme that links two systems having atomistic (also called fine-grained) and…

计算工程、金融与科学 · 计算机科学 2017-08-01 Iuliana Marin , Virgil Tudose , Anton Hadar , Nicolae Goga , Andrei Doncescu

This paper focuses on molecular communication (MC) systems using two types of signaling molecules which may participate in a reversible bimolecular reaction in the channel. The motivation for studying these MC systems is that they can…

信息论 · 计算机科学 2019-07-25 Vahid Jamali , Nariman Farsad , Robert Schober , Andrea Goldsmith

Aptamers are single-stranded DNA/RNAs or short peptides with unique tertiary structures that selectively bind to specific targets. They have great potential in the detection and medical fields. Here, we present SelfTrans-Ensemble, a deep…

生物大分子 · 定量生物学 2025-06-23 Zhichao Yan , Yue Kang , Buyong Ma

In this paper, we consider target detection in suspicious tissue via diffusive molecular communications (MCs). If a target is present, it continuously and with a constant rate secretes molecules of a specific type, so-called biomarkers,…

新兴技术 · 计算机科学 2018-05-07 Reza Mosayebi , Wayan Wicke , Vahid Jamali , Arman Ahmadzadeh , Robert Schober , Masoumeh Nasiri-Kenari

This report describes the development of an aptamer for sensing azole antifungal drugs for therapeutic drug monitoring. Modified Synthetic Evolution of Ligands through Exponential Enrichment (SELEX) was used to discover a DNA aptamer…

This study investigates the potential impact of intramolecular excitations on the active regions of biomolecular chains, which may play a role in physiological processes within living cells. We assumed that an excitation localized in a…

其他凝聚态物理 · 物理学 2025-10-29 Dalibor Chevizovich , Slobodanka Galovic , Vasilije Matic , Zoran Ivic , Zeljko Przulj

Bistable perception follows from observing a static, ambiguous, (visual) stimulus with two possible interpretations. Here, we present an active (Bayesian) inference account of bistable perception and posit that perceptual transitions…

神经元与认知 · 定量生物学 2022-12-20 Filip Novicky , Thomas Parr , Karl Friston , M. Berk Mirza , Noor Sajid

Computational neuroscience relies on large-scale dynamical-systems models of neurons, with a vast amount of offline, pre-simulation, tuned parameters, with models often tied to their brain simulators. These fixed parameters lead to stiff…

神经元与认知 · 定量生物学 2025-12-25 Lennart P. L. Landsmeer , Mario Negrello , Said Hamdioui , Christos Strydis

Here, we propose a platform based on ultra-cold fermionic molecules trapped in optical lattices to simulate nonadiabatic effects, as they appear in certain molecular dynamical problems. The idea consists of a judicious choice of two…

量子气体 · 物理学 2025-09-25 Javier Argüello-Luengo , Alejandro González-Tudela , J. Ignacio Cirac

Molecular dynamics simulations of myoglobin and aspartate aminotransferase, with explicit solvent, are shown to accurately reproduce the experimentally measured molar volumes. Single amino-acid substitution at VAL39 of aspartate…

软凝聚态物质 · 物理学 2014-04-08 Jonathan L. Belof , Edward W. Lowe , Randy W. Larsen , Brian Space

Considerable insight into the functional activity of proteins and enzymes can be obtained by studying the low-energy conformational distortions that the biopolymer can sustain. We carry out the characterization of these large scale…

软凝聚态物质 · 物理学 2009-11-11 M. Neri , M. Cascella , C. Micheletti

This paper constructs dynamical models and estimation algorithms for the concentration of target molecules in a fluid flow using an array of novel biosensors. Each biosensor is constructed out of protein molecules embedded in a synthetic…

应用统计 · 统计学 2011-08-31 Maryam Abolfath-Beygi , Vikram Krishnamurthy

Recent progress in the field of molecular electronics has revealed the fundamental importance of the coupling between the electronic degrees of freedom and specific vibrational modes. Considering the examples of a molecular dimer and a…

介观与纳米尺度物理 · 物理学 2017-02-22 Jakub K. Sowa , Jan A. Mol , G. Andrew D. Briggs , Erik M. Gauger

Continuous, adaptive learning, the ability to adapt to the environment and keep improving performance, is a hallmark of natural intelligence. Biological organisms excel in acquiring, transferring, and retaining knowledge while adapting to…

Cellular decision-making based on information received from the external environment is frequently initiated by transmembrane receptors. These receptors are known to propagate such information by triggering a series of irreversible,…

生物物理 · 物理学 2026-05-13 Samuel L. Foley , Margaret E. Johnson

Tracing physiological neurotransmitters such as dopamine (DA) with detection limits down to $\mathrm{1\times10^{-8}}$ mM is a critical goal in neuroscience for studying brain functions and progressing the understanding of cerebral disease.…

仪器与探测器 · 物理学 2025-06-17 Ning Li , Qizhou Wang , Zhao He , Arturo Burguete-Lopez , Fei Xiang , Andrea Fratalocchi

Computational procedures to foresee the 3D structure of aptamers are in continuous progress. They constitute a crucial input to research, mainly when the crystallographic counterpart of the structures in silico produced is not present. At…

生物大分子 · 定量生物学 2018-07-20 Rosella Cataldo , Livia Giotta , Maria Rachele Guascito , Eleonora Alfinito