English
Related papers

Related papers: Microtubules: The neuronic system of the neurons?

200 papers

Microtubule (MT) networks, subneural paracrystalline cytosceletal structures, seem to play a fundamental role in the neurons. We cast here the complicated MT dynamics in the form of a $1+1$-dimensional non-critical string theory, thus…

High Energy Physics - Phenomenology · Physics 2008-02-03 N. Mavromatos , D. Nanopoulos

Microtubule (MT) networks, subneural paracrystalline cytosceletal structures, seem to play a fundamental role in the neurons. We cast here the complicated MT dynamics in the form of a $1+1$-dimensional non-critical string theory, thus…

Quantum Physics · Physics 2009-09-25 N. E. Mavromatos , D. V. Nanopoulos

Recent developments/efforts to understand aspects of the brain function at the {\em sub-neural} level are discussed. MicroTubules (MTs) participate in a wide variety of dynamical processes in the cell, especially in bioinformation processes…

High Energy Physics - Phenomenology · Physics 2007-05-23 D. Nanopoulos

We review certain aspects of brain function which could be associated with non-critical (Liouville) string theory. In particular we simulate the physics of brain microtubules (MT) by using a (completely integrable) non-critical string, we…

Quantum Physics · Physics 2007-05-23 N. E. Mavromatos , D. V. Nanopoulos

In order to create a novel model of memory and brain function, we focus our approach on the sub-molecular (electron), molecular (tubulin) and macromolecular (microtubule) components of the neural cytoskeleton. Due to their size and…

Quantum Physics · Physics 2007-05-23 A. Mershin , D. V. Nanopoulos , E. M. C. Skoulakis

Microtubules (MTs) are dynamic protein filaments essential for intracellular organization and transport, particularly in long-lived cells such as neurons. The plus and minus ends of neuronal MTs switch between growth and shrinking phases,…

Biological Physics · Physics 2025-07-11 Anna C. Nelson , Scott A. McKinley , Melissa M. Rolls , Maria-Veronica Ciocanel

Dynamic instability in the cytoskeleton underlies a great many vital cellular processes. In neurons, it is thought to play a role in information processing and the establishment of synaptic connections. It is from this interneuronal…

Medical Physics · Physics 2019-12-19 Gweneth Andersen

The microtubule cytoskeleton is responsible for sustained, long-range intracellular transport of mRNAs, proteins, and organelles in neurons. Neuronal microtubules must be stable enough to ensure reliable transport, but they also undergo…

Dynamical Systems · Mathematics 2024-03-05 Anna C Nelson , Melissa M Rolls , Maria-Veronica Ciocanel , Scott A McKinley

In this paper we briefly discuss the necessity of using quantum mechanics as a fundamental theory applicable to some key functional aspects of biological systems. This is especially relevant to three important parts of a neuron in the human…

Biological Physics · Physics 2015-05-20 V. Salari , J. Tuszynski , M. Rahnama , G. Bernroider

A brain microstate is characterized by a unique, fixed spatial distribution of electrically active neurons with time varying amplitude. It is hypothesized that a microstate implements a functional/physiological state of the brain during…

We focus on potential mechanisms for `energy-loss-free' transport along the cell microtubules, which could be considered as realizations of Fr\"ohlich's ideas on the role of solitons for superconductivity and/or biological matter. In…

Quantum Physics · Physics 2007-05-23 N. E. Mavromatos , D. V. Nanopoulos

We discuss possible quantum mechanical aspects of MicroTubules (MT), based on recent developments in quantum physics.We focus on potential mechanisms for `energy-loss-free' transport along the microtubules, which could be considered as…

Quantum Physics · Physics 2009-10-30 N. E. Mavromatos , D. V. Nanopoulos

Microtubules (MTs) are important cytoskeletal structures, engaged in a number of specific cellular activities, including vesicular traffic, cell cyto-architecture and motility, cell division, and information processing within neuronal…

Subcellular Processes · Quantitative Biology 2007-05-23 Avner Priel , Arnolt J. Ramos , Jack A. Tuszynski , Horacio F. Cantiello

It has become increasingly evident that fabrication of novel biomaterials through molecular self-assembly is going to play a significant role in material science and possibly the information technology of the future. Tubulin, microtubules…

A connection between non-perturbative formulations of quantum gravity and perturbative string theory is exhibited, based on a formulation of the non-perturbative dynamics due to Markopoulou. In this formulation the dynamics of spin network…

High Energy Physics - Theory · Physics 2009-10-31 Lee Smolin

Microtubules (MTs) represent basic components of a cytoskeleton. The present work studies nonlinear dynamics of MTs assuming tangential oscillations of the dimers. We introduce a two component model and show that the dynamics of MTs can be…

Biological Physics · Physics 2023-02-06 Slobodan Zdravković , Slobodan Zeković

There are many blank areas in understanding the brain dynamics and especially how it gives rise to consciousness. Quantum mechanics is believed to be capable of explaining the enigma of conscious experience, however till now there is not…

Quantum Physics · Physics 2007-05-23 Danko D. Georgiev

We consider a system of two-level quantum quasi-spins and gauge bosons put on a 3+1D lattice. As a model of neural network of the brain functions, these spins describe neurons quantum-mechanically, and the gauge bosons describes weights of…

Disordered Systems and Neural Networks · Physics 2016-10-19 Shinya Sakane , Takashi Hiramatsu , Tetsuo Matsui

A novel theoretical model of dynamic instability of a system of linear (1D) microtubules (MTs) in a bounded domain is introduced for studying the role of a cell edge in vivo and analyzing the effect of competition for a limited amount of…

Subcellular Processes · Quantitative Biology 2007-05-23 Gennady Margolin , Ivan V. Gregoretti , Holly V. Goodson , Mark S. Alber

In a manner similar to the molecular chaos that underlies the stable thermodynamics of gases, neuronal system may exhibit microscopic instability in individual neuronal dynamics while a macroscopic order of the entire population possibly…

Neurons and Cognition · Quantitative Biology 2015-06-23 Yuzuru Yamanaka , Shun-ichi Amari , Shigeru Shinomoto
‹ Prev 1 2 3 10 Next ›