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Dr. Diego Bohórquez

👤 Speaker
956 total appearances

Appearances Over Time

Podcast Appearances

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

Amazing.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

Yeah, and that was an eye-opener.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

I still remember it was somewhere, I think it was like June 27, 2012, when I saw that experiment because it opened my eyes to so many different things.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

One, it was that these cells are not static.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

Because since we have been seeing them for decades, just in slices or fixed tissue, we have lost the notion that this thing is constantly moving, right?

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

The cells are actually moving.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

Yeah, they have little cilia, little hair, or microvilli that is literally like little hair that is exposed to the lumen.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

That's correct.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

Yeah.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

So that was the first experiment, like showing in addition, right?

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

The next experiment was, well, does it happen in the mouse?

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

And then through a series of, I have a friend neuroscientist that she calls this rabies gymnastics because you have to put in some genes and make things work.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

Then we demonstrated that these cells, that the virus will be capable of infecting these cells specifically, instead of infecting the other epithelial cells, it will infect these new epithelial cells because rabies likes neurons.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

And then it will jump from that cell into a nerve fiber.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

And these rabies can only jump one connection, right?

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

And what was surprising is that the fluorescence from the rabies will show up in the brainstem and in the bodies of the cells that are in the nodus ganglia, which is this cluster where the cell bodies of the neurons of the vagus nerve are located right underneath the neck.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

meaning that there was just one stop between the surface of the intestine and the brainstem.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

The two cells were connecting that space.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

So obviously the information, that was the anatomical basis for the information to travel very rapidly up into the brain.

Huberman Lab
Dr. Diego Bohórquez: The Science of Your Gut Sense & the Gut-Brain Axis

and rapidly in the subconscious, right?