Despite the prevalence of brain injuries, there is a lot researchers still don't know about
how brain cells react to impact.
An intricate new three - dimensional protein structure is providing a detailed look into
how brain cells communicate rapidly.
She uses a mouse model of Huntington's disease to study
how brain cells clear away deposits of mutant huntingtin protein.
By looking at
how these brain cells reacted to light and dark stimuli, the team was able to determine that the brain could accurately visualize the size of a dark object.
Experts are achieving a clearer picture than ever before of
how brain cells communicate and what interferes with that communication.
ERC Starting Grant Dr. Cristina García - CáceresIn the funded project Dr. Cristina García - Cáceres and her team are investigating
how brain cells called astrocytes cooperate with neurons in the control of systemic metabolism in response to hormones and nutrients.
Using a video game in which people navigate through a virtual town delivering objects to specific locations, a team of neuroscientists from the University of Pennsylvania and Freiburg University has discovered
how brain cells that encode spatial information form «geotags» for specific memories and are activated immediately before those memories are recalled.
UBC's Shernaz Bamji and Stefano Brigidi have discovered
how brain cells change during learning and memories.
The new study combined two methods: So - called «patch recording» of tiny voltages in single frog brain cells and how the voltages change in response to sounds of different lengths, and the administration of drugs that block neurotransmitters — a way to learn
how brain cells respond to sound with and without the normal neurotransmitters.
The platform, described in the journal PLOS One, could help scientists understand
how brain cells connect and interact, combat brain disorders, determine how soldiers are affected by exposure to chemical and biological weapons and develop antidotes to counteract those effects.
And that could influence the progression of Alzheimer's, he adds, by influencing
how brain cells react to the loss of connections between neurons that accompanies the disease.
Finally, says Evrony, the findings provide a proof - of - principle for a systematic way of studying
how brain cells disperse and migrate during development, «something that has not been possible to do before in humans,» he says.
Neuroscientist Bryan Kolb, at the Canadian Centre for Behavioural Neuroscience in Lethbridge, Alberta, has explored
how brain cells are affected by drugs, hormones, and injury.
Despite all they have learned in the past century, neuroscientists have made little headway in figuring out exactly
how brain cells process information.
We thought that if viruses could bind to receptors in these spaces and change
how brain cells normally communicate, the virus could change behavior of the infected animal.»
The newly unmasked genes play a role in three distinctively different bodily functions, including systems that control inflammation and cholesterol and the regulation of
how brain cells clean up toxic proteins.
Mounted on a rat's head, the 1.5 - inch plastic and titanium instrument allows the animal to move freely and captures in real time
how brain cells interact during everyday behaviors.
However, this damages the axons — the arms that protrude from neurons to make connections with other cells — making it difficult to see exactly
how brain cells link up.
A new computer - imaging technique shows researchers
how brain cells communicate — one molecule at a time
«While environmental enrichment didn't seem to significantly influence the number of neurons [that were damaged],» explains Tsai, «it does induce the growth of dendrites and high numbers of synapses,» both of which are neuronal structures that underlie
how brain cells communicate with one another.
The genes in the network are thought to be involved in
how brain cells communicate with each other.
Not exact matches
By collecting sequencing information about
cells in the gut, for example, Kallyope can better figure out
how they're connected to neurons in the
brain in a series of circuits.
Once single -
cells combined to form multi-celled organisms,
how did those organisms get more complex to form organisms that had a
brain and more complex parts?
But exactly
how is the positing of mentality at the level of individual
cells and neurons supposed to help explain the emergence of full - blown consciousness in the human
brain?
There has been a lot of text and talk about the wonders of coconut oil's medium chain fatty acids and
how they benefit the
brain by producing ketones for
brain cells» functional nutrition.
But researchers at UC Irvine recently revealed
how DHA deficiency during pregnancy limits baby
brain development — without enough DHA,
brain cells aren't able to grow and form connections.
A study shows, for the first time,
how these functional impairments arise: Social isolation during early life prevents the
cells that make up the
brain's white matter from maturing and producing the right amount of myelin, the fatty «insulation» on nerve fibers that helps them transmit long - distance messages within the
brain.
Over the summer, all I could think about when I wasn't looking at my sweet baby boy's face was
how fat I felt and that thought was taking up more of my
brain cells than was healthy or necessary.
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Here's the thing - unless you've lived the season of being at home with small children, you just can't know
how it consumes all of your
brain cells.
Resistance to stop using the
brain cells that are currently firing within his or her head to find and engage some whole other set of
brain cells necessary to make your request, no matter
how valid it is, happen.
How many
brain cells do you need for that?
Researchers hope the organoids will be better than lab animals or
cells growing in culture at revealing
how the human
brain develops, both normally and when things go awry, and identify potential therapeutic or genome - editing targets.
In addition to shedding light on
how abnormal glia can cause schizophrenia, the study underlined
how readily mouse
brains accept human
cells.
«From bite site to
brain:
How rabies virus hijacks and speeds up transport in nerve
cells.»
Faced with the complexity of the
brain, neuroscience focused on questions that could be subdivided into manageable units:
How we see, how we move, how nerve cells wo
How we see,
how we move, how nerve cells wo
how we move,
how nerve cells wo
how nerve
cells work.
Using exquisitely precise methods to measure
how memories are embedded in
brain cells in mice, scientists have shown
how fear - based memories prompted by the sound associated with an electric shock can be activated and erased.
It goes beyond the structure of life and gets to biological processes, including
how cells or molecules move,
how cells respond to their environment or neighbors, and
how the
brain works or
how injuries heal, he says.
Neuroscience focused on the nuts and bolts of the
brain:
how nerve
cells communicate with electrical and chemical pulses,
how brains learn and calculate and remember.
Boldrini says that future research on the aging
brain will continue to explore
how neural
cell proliferation, maturation, and survival are regulated by hormones, transcription factors, and other inter-cellular pathways.
About five years ago, a team of Stanford University scientists set out to determine
how the developing
brain establishes its final set of synapses, connections through which
cells of the nervous system communicate with one another and with nonneural
cells.
To figure out
how the
cells find their way from the eye to their final destination in the
brain, Osterhout and her colleagues examined mice that had been bred to make green fluorescent protein, or GFP.
«The key point here is that we can say something about
how the gene acts to influence this behavior — that is, is by functioning as a chemical messenger in
cells that control this behavior in the
brain.
The
cells also underwent tiny zaps of electricity, which allowed researchers to see
how the neurons might have communicated with other nerve
cells in the
brain.
SAN FRANCISCO —
Cell biologists are learning more about
how the Zika virus disrupts
brain cells to cause the birth defect microcephaly, in which a baby's
brain and head are smaller than usual.
But for neurons, birth date plays an important role in
how these
cells find their connections in the
brain, a new study finds.
We're funding researchers to investigate
how drugs alter what genes are activated such that they modify the function of the
cells, and
how this, in turn, modifies the functions of
brain circuits, and
how that modifies behavior.
«The pathway mainly involves signalling via the
brains» immune
cells, and thus differs from
how today's drugs operate.
Using a mathematical model known as the Ising model, invented to describe phase transitions in statistical physics, such as
how a substance changes from liquid to gas, the Johns Hopkins researchers calculated the probability distribution of methylation along the genome in several different human
cell types, including normal and cancerous colon, lung and liver
cells, as well as
brain, skin, blood and embryonic stem
cells.
This early stage research will explore
how the virus targets stem
cells and provide the starting point to develop new treatments that seek out the tumour and spare the surrounding healthy
brain tissue.