A Quote by Feng Zhang

Brain cells are normally not sensitive to light. So by introducing light-sensitive proteins into specific types of neurons, we can now selectively control that specific type of neuron by shining light in the brain.
Unlike the heart or kidney, which have a small, defined set of cell types, we still do not have a taxonomy of neurons, and neuroscientists still argue whether specific types of neurons are unique to humans. But there is no disputing that neurons are only about 10 percent of the cells in the human brain.
There are 100 billion neurons in the adult human brain, and each neuron makes something like 1,000 to 10,000 contacts with other neurons in the brain. Based on this, people have calculated that the number of permutations and combinations of brain activity exceeds the number of elementary particles in the universe.
Most of our brain cells are glial cells, once thought to be mere support cells, but now understood as having a critical role in brain function. Glial cells in the human brain are markedly different from glial cells in other brains, suggesting that they may be important in the evolution of brain function.
Greek architecture taught me that the column is where the light is not, and the space between is where the light is. It is a matter of no-light, light, no-light, light. A column and a column brings light between them. To make a column which grows out of the wall and which makes its own rhythm of no-light, light, no-light, light: that is the marvel of the artist.
There are billions of neurons in our brains, but what are neurons? Just cells. The brain has no knowledge until connections are made between neurons. All that we know, all that we are, comes from the way our neurons are connected.
Every instrument that has been designed to be sensitive enough to detect weak light has always ended up discovering that the same thing: light is made of particles.
The ideal way to study the property of different types of neurons is to control individual types of cells independently and see what happens when you alter one type of cell. Optogenetics helps to realize this goal.
First you believe, and then you see the Light. Next you go towards the Light. Soon you are IN the Light. Now you ARE the Light.
We know a certain amount about neurons. You can do fMRI and watch parts of the brain light up. But what happens in the middle is poorly understood.
I always wanted to make a light that looks like the light you see in your dream. Because the way that light infuses the dream, the way the atmosphere is colored, the way light rains off people with auras and things like that...We don't normally see light like that. But we all know it. So this is no unfamiliar territory - or not unfamiliar light. I like to have this kind of light that reminds us of this other place we know.
The human brain has 100 billion neurons, each neuron connected to 10 thousand other neurons. Sitting on your shoulders is the most complicated object in the known universe.
Color helps to express light, not the physical phenomenon, but the only light that really exists, that in the artist's brain.
My works are about light in the sense that light is present and there; the work is made of light. It's not about light or a record of it, but it is light. Light is not so much something that reveals, as it is itself revelation.
Light seeking light doth light of light beguile: So, ere you find where light in darkness lies, Your light grows dark by losing of your eyes.
So how, children, does the brain, which lives without a spark of light, build for us a world full of light?
For the last century of neuroscience, lots of people have tried to control neurons using all sorts of different technologies - pharmacology (drugs), electrical pulses, and so on. But none of these technologies are precise. With optogenetics, we can aim light at a single cell, or a set of cells, and turn just that set of cells on or off.
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