Sentences with phrase «brain cell network»

Not exact matches

That's because the brain is involved, and — as an astoundingly complex network of 100 billion cells and their 100 trillion connections — the organ does not easily loose its secrets.

The genes in the network are thought to be involved in how brain cells communicate with each other.

The brain is a complex organ — a network of nerve cells, or neurons, producing thought, memory, action, and feeling.

Brains consume about as much power as a lightbulb, yet can perform calculations that computers still can't match, thanks to large interconnected networks of nerve cells.

«What we can see is that space - time at the quantum - scale might be networked in a very similar way to things we are starting to understand very well like biological networks in cells, our brains and online social networks.»

The human body is a complex electrical network: Nerve cells shuttle signals from the brain, and pulses in the heart cause its muscle cells to expand and contract.

That summer, he found a way to build engineered neural networks using brain cells collected from rodents.

It's the first step in a project that CSHL and collaborators are performing as part of the National Institute of Health's «BRAIN Initiative Cell Census Network (BICCN).»

Steve: And that the thickness is networks of nerve cells joining together and then the thinness is discarding of some of those connections when the brain figures out they don't need them.

Viewed through an electron microscope, however, it's an intricate weave of branching, threadlike membranes whose structure, Stamets notes, resembles a network of brain cells.

In the depths of the mind, networks of brain cells perform a sublime symphony, and a twinkle of insight pops into consciousness.

Researchers are also developing rudimentary models of signaling networks in cells and simple brain circuits.

OUR knowledge of things in the world around us is stored in networks of nerve cells all round our brains.

«Regulator of chromosome structure crucial to healthy brain function and nerve development: Cohesin protein identified as key to control of chromosome structure underlying nerve cell network formation.»

Next, the researchers differentiated the progenitor cells into networks of cortical neurons, the primary functional cell type of the brain's cortex (gray matter).

Working primarily with mice, senior author and University of Virginia neuroscience professor Jonathan Kipnis and his group identified a hitherto undetected network of lymphatic vessels in the meninges — the membranes that surround the brain and spinal cord — that shuttle fluid and immune cells from the cerebrospinal fluid to the deep cervical lymph nodes in the neck.

The network of molecules and cells, second in complexity only to the brain, remains a paradox: sometimes it promotes cancer; other times it hinders disease.

The cells were reprogrammed to become neural progenitor cells able to form functional neuronal networks resembling the developing cortex of the human brain in a dish.

«By combining in vivo multiphoton microscopy and in vivo electrophysiology, our lab is better able to visualize how cells move and change over time in the living brain and explain how changes in these glial cells alter the visually evoked neural network activity,» says Kozai.

Understanding how networks of cells in circuits work together to give rise to behaviors, thoughts, and emotions requires new technology, he said, and optogenetics is starting to provide new approaches for mapping and repairing the brain.

A good idea can be like that — it stirs everything up — whether it is being shared throughout a network of cells in one person's brain or in the world at large, through a community of people.

The effort, as yet confined to animal studies, is only about a decade old but has become one of the hottest areas of neuroscience research because it promises a more precise understanding of the hugely complex network of cells in the brain.

Misteli muses that each cell type — a liver cell or a brain cell, for example — could have a signature network of these transient loop - loop interactions.

The report highlights the need for cheaper, faster technologies that can trace connections between individual brain cells and record large networks of cells acting in synchrony.

To replicate the brain in miniature, Parker and his team started with an elastic substrate about the size of a fingernail, then added a layer of cells on top to mimic networks of blood vessels in the brain.

When the researchers looked at activity at the cellular level in the rats» brains, they saw that individual cells stimulated by the optogenetics would increase firing rates in the PER network and that many cells fired in sync with the optical flicker frequency.

Alessia Soldano (VIB / KU Leuven): «We have discovered that APPL ensures that brain cells form a good network.

Specifically, the study revealed parallels to autism in humans at the levels of brain cells, networks, and behavior, said study senior author Carlos Aizenman, associate professor of neuroscience at Brown.

«It really hasn't been explored when these activity networks — these collections of brain areas that start to work together in the brain — emerge and what types of cells and tissues they emerge in,» says Colin Studholme, Ph.D., a professor with joint appointments in pediatrics and bioengineering at the University of Washington and senior author of the paper.

The researchers concluded that in the early stages after stroke, improvements in voluntary movement can be attributed to a reduction in brain swelling because of the trauma and other spontaneous repairs, while later improvements result from «neuronal plasticity» — the reorganization or regeneration of nerve cells within the spinal cord in response to changes in the nerve network.

Beth Stevens and her network of collaborators are showing how immune cells sculpt connections in the brain

Researchers focused on injury to cells in the peripheral nervous system (PNS)-- the crucial network of nerves outside the brain and spinal cord.

In the researchers» petri dishes, different cell types develop, connect into a network, exchange signals and produce metabolic products typical of the active brain.

Dr Annecchino added: «Ultimately, the problems in Alzheimer's result from changes in the information processing capability of networks of individual brain cells.

Just as various areas of nerve cells, the neurons, cooperate in our brain, mathematical units work together in the artificial neural network.

There is a caveat, however: The enzyme Hunter patients now receive does not cross the blood - brain barrier, the tight network of cells that protects the brain from pathogens, and the livermade enzyme produced by the gene edit may not either.

During sleep, a newly discovered network of water channels in the brain, called the glymphatic system, becomes active and functions as a waste disposal system, carrying toxins away which would otherwise accumulate and damage brain cells.

-- To better understand how and why these specialized sub networks are created, researchers at the Max Planck Florida Institute for Neuroscience (MPFI) have combined electrophysiological and optical approaches to manipulate and monitor neuronal activity at single - cell resolution in intact, functional brain circuits.

The findings suggest that the epilepsy component of this syndrome may stem from faulty protein transport in the cell, which in turn may overexcite brain networks in the cerebral cortex.

Other Gladstone scientists are investigating the network of brain cells that controls movements to figure out how its dysfunction leads to the symptoms of Parkinson's disease.

These studies are yielding novel ways to keep this network functional when relevant brain cells and chemicals are lost as a result of the disease.

Now researchers at UC San Francisco have taken the first step toward a comprehensive atlas of gene expression in cells across the developing human brain, making available new insights into how specific cells and gene networks contribute to building this most complex of organs, and serving as a resource for researchers around the world to study the interplay between these genetic programs and neurodevelopmental disorders such as autism, intellectual disability and schizophrenia.

The researchers, who published their work in Cell today (April 12), designed their a neural network, a program modeled after the brain, using an approach called deep learning, which uses data to recognize patterns, form rules, and apply those rules to new information.

Canada's Stem Cell Network investing in clinical trials and advanced research on diabetes, brain injury, heart disease & blindness

Ultimately, new insight into the function of the fly brain can also be applied to the network of cells in the mammalian brain.

The goal of this work is to characterize the role of dendrites in learning and memory processes so as to formulate a unifying theory regarding their contribution in memory formation across brain regions and abstraction levels.This will be achieved via the development of computational models that start at the single cell level and expand to the microcircuit and the network level, while varying in their degree of biophysical detail.

However, instead of concentrating on the neurons themselves, she focuses her research on the network surrounding and supporting the cells: the brain's vascular and immune system.

Towards this goal, we build abstract mathematical as well as detailed biophysical models of neural cells and circuits across multiple brain regions (hippocampus, amygdala, PFC) and abstraction levels (single neurons, microcircuits, neuronal networks).

Engraftment of bioengineered vascular networks Juan Melero - Martin, Boston Children's Hospital Organ specific vascular niche - derived angiocrine factors induce specification and self - renewal of stem cells Shahin Rafii, Weill Medical College at Cornell A perfused Blood - Brain Barrier on a chip Christopher C.W. Hughes, University of California, Irvine

In brains that learn with ease, groups of nerve cells switch easily between conversations with other cells in their networks.