One of the single largest gifts in University history will drive research
into brain and nerve disorders and establish one of the best - endowed brain institutes in the country.
Not exact matches
«The human
brain is divided
into two hemispheres, the left
and right, connected by a bundle of
nerve fibers called the corpus callosum.
because the stress hormones that are released from distressed crying, destroy
nerve connections in critical portions of an infant's developing
brain and if repeated, can alter their
brain structure
and responses to stress
into adulthood.
Your ears register the vibration
and transmit it as
nerve impulses to your
brain, which converts it
into the sound you hear.
Brain cells translate that genomic gobbledygook
into rogue proteins, which do bad things inside
nerve cells
and eventually trigger symptoms, such as involuntary movements.
Scores of laboratories at universities
and in private industry are uncovering how to use these cells, which transform
into neurons, astrocytes (the cells that regulate transmission of electrical impulses in the
brain)
and oligodendrocytes (which insulate
nerve fibers with a fatty coating).
This thin layer of tissue at the back of the eye detects light
and then converts it
into nerve impulses that travel to the
brain's vision centers to form images.
The transparency made it possible for them to identify peripheral
nerves — tiny bundles of
nerves that are poorly understood —
and to map the spread of viruses across the mouse's blood -
brain barrier, which they did by marking the virus with a fluorescent agent, injecting it
into the mouse's tail
and watching it spread
into the
brain.
Anatomical studies confirmed the importance of the right rehabilitation schedule: Depending on the therapeutic design, different patterns of new
nerve fibers that sprouted
into the cervical spinal cord from the healthy part of the
brain and thus aid functional recovery to varying degrees were apparent.
«The challenge of
brain simulation is that the
nerve cells enter
into a temporary relationship with other neurons depending on the task at hand,» says Prof. Dr. Markus Diesmann, director of Juelich's institute Computational
and Systems Neuroscience (INM - 6).
In both mouse
and fruit fly embryos, Detlev Arendt, an evolutionary biologist at the European Molecular Biology Laboratory in Heidelberg, Germany, has found that cells involved in forming the
brain and nerve cord divide
into three columns of cells.
Most of these trials involve stem cell - derived neural progenitor cells, which can turn
into several different types of
brain or spinal cord cells, or oligodendrocyte progenitor cells, which create the myelin sheaths that insulate
and protect
nerve cells.
Shenoy's lab pioneered the algorithms used to decode the complex volleys of electrical signals fired by
nerve cells in the motor cortex, the
brain's command center for movement,
and convert them in real time
into actions ordinarily executed by spinal cord
and muscles.
Action potentials, also known as
nerve impulses, are electrical messages sent from our
brains to other organs
and muscles; for instance,
nerves in the
brain transmit action potentials through neural networks to direct our arm muscles to contract in order to call
into action our hands to lift or hold an item, a primary research focus at the Columbia Motor Neuron Center, to which both the Zhang
and Wichterle labs are affiliated.
An intracortical BCI uses a tiny silicon chip, just over one - sixth of an inch square, from which protrude 100 electrodes that penetrate the
brain to about the thickness of a quarter
and tap
into the electrical activity of individual
nerve cells in the motor cortex.
Some
nerve cells are killed off, others are pruned back
and still others are locked
into place, a restyling that moves the
brain closer to its adult form.
Some of the cells in this layer (the photoreceptors) convert light
into an electrical signal that is then amplified
and processed by other cells before being sent to the
brain via the optic
nerve.
There is a sensory branch of the vagus in the outer ear
and, by sending electrical current down the
nerves and into the
brain, researchers were able to influence outflows from the
brain that regulate the heart.
They are then converted
into electrical signals within the inner ear
and transmitted to the
brain by the auditory
nerve.
In one -, four -
and 10 - week - old animals, the donor cells not only took, but actually migrated to the right place, started assuming the characteristics of retinal cells
and extended
into the optic
nerve, which links the eye to the
brain.
When a subject — a Franciscan nun, in one case — feels her ordinary self «dissolving
into Christ consciousness,» as she describes it, a radioactive fluid is injected
into her body through an intravenous tube; the fluid travels to her
brain and becomes trapped in
nerve cells there.
Neuroscience is a field of study that deals with the structure, function, development, genetics, biochemistry, physiology, pharmacology,
and pathology of the nervous system, divided
into the central nervous system (the
brain and spinal cord),
and the peripheral nervous system, consisting of the myriad
nerve pathways running throughout the body.
Most of these trials involve stem cell — derived neural progenitor cells, which can turn
into several different types of
brain or spinal cord cells, or oligodendrocyte progenitor cells, which create the myelin sheaths that insulate
and protect
nerve cells.
Apparently the NGF injected
into the
brain diffused through the motor
and sensory roots of the spinal cord
and reached the sympathetic chain ganglia flanking the cord, where it induced the outgrowth of
nerve fibers.
A normally functioning adult human
brain has the ability to partially replenish or repair itself through neurogenesis, the proliferation
and development of adult neural progenitor / stem cells (aNPCs)
into new
nerve cells.
The information gathered by your senses is transmitted by
nerve cells, or neurons, to specific
brain regions where the signal is routed through circuits
and sent downstream to areas that essentially translate the information
into behavior
and get you back on track.
We are now able to look
into the
brain of an animal
and see how
nerve cell connections are made or broken,
and how that relates to learning or other adaptive changes.
The Kavli Laureates received their awards for research that made it possible to look more deeply
and clearly
into the universe, to control matter on the nano scale,
and to understand how the
brain's
nerve cells communicate.
Deep inside your
brain, a legion of stem cells lies ready to turn
into new
brain and nerve cells when you need them.
At the forefront of this race are three neuroscientists who have spent their careers studying how the
brain develops from a tiny sphere of unspecialized cells
into an adult
brain with its billions of
nerve cells
and characteristic form.
Stem cells from the bone marrow can develop
into cardiac muscle, as well as liver,
brain,
nerve, fat
and skin tissue.
These cells have the ability to cross the blood -
brain barrier
and travel directly
into the nervous system to improve blood flow to the
brain and repair some of the
nerve damage which has occurred as a result of your degenerative disease or neurological injury.
Here the axons going down the optic
nerve, across the optic chiasm,
and into the expected targets in the
brain: the lateral geniculate
and the superior colliculus.
The macula is densely packed with photoreceptor cells called rods
and cones that react to light
and send electrical
nerve impulses to the optic
nerve and into the
brain.
Replacing rods
and cones is challenging, because these cells have to establish connections with
nerve fibers that feed signals
into the optic
nerve, which sends those signals to the
brain to interpret.
For example, deep
brain stimulation (DBS)-- delivering an electrical current
into the
brain to modify
nerve activity — has become a standard therapy for Parkinson's disease (PD),
and it is now being adapted to treat a range of other conditions including depression
and obsessive - compulsive disorder.
Describing the
brain as a big circuit board in which each new experience creates a new circuit, Hopkins neuroscience professor Richard Huganir, Ph.D. says that he
and his team found that during emotional peaks, the hormone norepinephrine dramatically sensitizes synapses - the site where
nerve cells make an electro - chemical connection - to enhance the sculpting of a memory
into the big board.
But biopsying tumors in the retina, the thin layer of
nerve cells in the back of the eye, risks spreading cancer by unleashing tumor particles
into the rest of the body
and the
brain.
It is now almost routine to grow skin cells from a patient with, say, a neurological disease; turn them
into pluripotent cells in a Petri dish; convert the cells
into nerve cells to study the disease process;
and contemplate using the cells to repair the same patient's damaged
brain.
B1 is necessary for the transmission of specific
nerve signals between the
brain and spinal cord
and helps to convert glucose
into energy.
Ditch the beginners»
nerves; believe it or not, as your arms, legs
and breathing fall
into a rhythm, your
brain is eventually lulled
into a meditative «no - stress zone» in which bills
and bosses fade away.
And new research from the Cleveland Clinic shows that music can even reach into deep brain structures unrelated to hearing and memory to literally soothe nerv
And new research from the Cleveland Clinic shows that music can even reach
into deep
brain structures unrelated to hearing
and memory to literally soothe nerv
and memory to literally soothe
nerves.
Dr. Lindsey Berkson: There is a
nerve growth factor that is very rich in semen that access one of those same trophic or growth factor family
and it's because it normally enters the
brain in women
and helps ovulation, but it also really is
brain care taking released
into the women from making love.
These foods lead to spikes in blood sugar
and the production of excitotoxins — a reaction that causes your gut's
nerve cells to send a signal to your
brain that sounds an alarm, putting you
into fight or flight mode.
Every voluntary contraction starts as a signal that the
brain sends down the
nerves and into the muscle.
When heavy metals such as mercury, cadmium
and lead cross
into the
brain, they can damage the sheaths of
nerves and also
brain cells.
Rather, the body breaks down carbohydrates
into glucose, which is carried to the
brain through the blood stream
and used immediately by
nerve cells for energy.
The inner ear includes not only the
nerve endings that transform mechanical movement
into electrical impulses
and carry auditory messages to the
brain, but it also includes the organ of balance.
Once the
nerve endings that are present in the stomach
and mostly in the proximal small intestine are irritated by any agent, like toxins, acids, microbes, chemicals, poisons or even rapid
and strong digestive activity, this results
into a triggering note for the vomit center in
brain or for CTZ.
The virus travels up the
nerves to the spinal cord
and finally
into the
brain.