Results 41 to 50 of about 140,914 (291)

Abortive and propagating intracellular calcium waves: analysis from a hybrid model. [PDF]

open access: yesPLoS ONE, 2015
The functional properties of inositol(1,4,5)-triphosphate (IP3) receptors allow a variety of intracellular Ca(2+) phenomena. In this way, global phenomena, such as propagating and abortive Ca(2+) waves, as well as local events such as puffs, have been ...
Nara Guisoni   +3 more
doaj   +1 more source

Biophysics software for interdisciplinary education and research [PDF]

open access: yes, 2013
Biophysics is a subject that is spread over many disciplines and transcends the skills and knowledge of the individual student. This makes it challenging both to teach and to learn. Educational materials are described to aid in teaching undergraduates biophysics in an interdisciplinary manner.
arxiv   +1 more source

The Whole is Greater Than the Sum of Its Parts: Large-scale Phenomena Arising from Small-scale Biophysical Processes

open access: yesIntegrative And Comparative Biology, 2023
Synopsis The symposium “Large-scale biological phenomena arising from small-scale biophysical processes” at the SICB 2023 Annual General Meeting focused on the cross-disciplinary exploration of emergent phenomena in biology. Interactions between cells or organisms at small scales within a system can govern patterns occurring at larger ...
Wheeler, J. D., Chan, Kit Yu Karen
openaire   +3 more sources

Biophysical aspects of neurocognitive modeling with long-term sustained temperature variations [PDF]

open access: yesarXiv, 2023
Long-term focused attention with visualization and breathing exercises is at the core of various Eastern traditions. Neurocognitive and psychosomatic phenomena demonstrated during such exercises were instrumentally explored with EEG and other sensors.
arxiv  

A Quantitative Overview of Biophysical Forces Governing Neural Function [PDF]

open access: yes, 2013
The Hodgkin-Huxley (HH) model is the currently accepted formalism of neuronal excitability. However, the HH model does not capture a number of biophysical behaviors associated with action potentials or propagating nerve impulses. Physical mechanisms underlying these processes, such as reversible heat transfer and axonal swelling have been separately ...
arxiv   +1 more source

The Role of Data in Model Building and Prediction: A Survey Through Examples [PDF]

open access: yesEntropy 2018, 20(10), 807, 2018
The goal of Science is to understand phenomena and systems in order to predict their development and gain control over them. In the scientific process of knowledge elaboration, a crucial role is played by models which, in the language of quantitative sciences, mean abstract mathematical or algorithmical representations.
arxiv   +1 more source

Characterization of Sensory-Motor Behavior Under Cognitive Load Using a New Statistical Platform for Studies of Embodied Cognition

open access: yesFrontiers in Human Neuroscience, 2018
The field of enacted/embodied cognition has emerged as a contemporary attempt to connect the mind and body in the study of cognition. However, there has been a paucity of methods that enable a multi-layered approach tapping into different levels of ...
Jihye Ryu, Elizabeth B. Torres
doaj   +1 more source

Ultrafast Fluorescence Spectroscopy via Upconversion and Its Applications in Biophysics

open access: yesMolecules, 2021
In this review, the experimental set-up and functional characteristics of single-wavelength and broad-band femtosecond upconversion spectrophotofluorometers developed in our laboratory are described.
Simin Cao   +7 more
doaj   +1 more source

"The Physics of Life," an undergraduate general education biophysics course [PDF]

open access: yes, 2014
Improving the scientific literacy of non-scientists is an important goal, both because of the ever-increasing impact of science and technology on our lives, and because understanding science enriches our experience of the natural world. One route to improving scientific literacy is via general education undergraduate courses -- i.e.
arxiv   +1 more source

Low-dimensional models of single neurons: A review [PDF]

open access: yesarXiv, 2022
The classical Hodgkin-Huxley (HH) point-neuron model of action potential generation is four-dimensional. It consists of four ordinary differential equations describing the dynamics of the membrane potential and three gating variables associated to a transient sodium and a delayed-rectifier potassium ionic currents.
arxiv  

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