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David Sinclair

33 facts from 3 episodes, in date order. These are what speakers said on the shows, each linked to the moment it was said. They aren't independently verified.

2005

Sinclair says that a 2005 Science paper showed low insulin and insulin-like growth factor levels turn on longevity genes.

“we showed in 2005 uh in a science paper that if you have low levels of insulin and another molecule called insulin-like growth factor those low levels turn on the longevity genes.”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:22:16

2022

Sinclair said the eye age-reversal therapy would be tested in monkeys first, with a first human patient expected in 2022 or early 2023 to try to restore vision.

“we're going to be testing the treatment on, um, monkeys, uh, for just for safety reasons, uh, and then the first patient should be done sometime in 2022, early 2023, and we're gonna try to recover blindness.”

David Sinclair · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 1:38:42

Undated

David Sinclair argues that aging is fundamentally a loss of information, comparable to degradation from repeated photocopying.

“the fact that I think aging is a loss of information in the same way that when you Xerox something a thousand times, you'll lose that information.”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:08:25

Undated

Sinclair describes the epigenome as the system that decides which genes are played in each type of cell, using a compact disc analogy.

“the epigenome is the reader that says, okay, in this cell, we need to play that set of songs, and in this other cell, we have to play a different set of songs.”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:09:21

Undated

Sinclair says his lab accelerated aging in mice by damaging DNA, producing animals about 50 percent older with a bent spine and gray hair.

“We can actually do this to a mouse. We can accelerate that process, and we get an old mouse, 50% older, and it has this bent spine, kyphosis, it has gray hair, its organs are old.”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:15:36

Undated

Sinclair says a lab colleague, Michael Bunkowski, produced a mouse that lived five years, versus a typical lifespan of about two years, by combining fasting with a low growth hormone mutation.

“A guy in my lab, Michael Bunkowski, he had the longest lived mouse. A mouse typically lives about two and a bit years. He had a mouse that lived five years”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:18:11

Undated

Sinclair says supplemental data from his resveratrol mouse study showed mice given resveratrol every other day on a normal diet lived dramatically longer than other groups.

“The mice that were given resveratrol every second day on a normal diet live dramatically longer than any other group.”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:39:33

Undated

Sinclair says he takes 1,000 milligrams of resveratrol daily, an amount he says cannot be obtained from red wine, and he said he would need about 200 glasses a day.

“So realistically, you can only get the one thousand milligrams that I take a day from a supplement that's pure.”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:46:58

Undated

Sinclair says a Cell paper from his lab showed NMN let old mice run 50 percent further, while nicotinamide riboside at the same dose had no effect.

“NMN, we've shown in a cell paper a few years ago, makes mice run further. Old mice can run 50% further because they have better blood flow, better energy.”

Andrew Huberman · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 0:57:57

Undated

Sinclair says Peter Attia pointed him to a study that he believes shows dietary cholesterol has almost no effect on blood cholesterol.

“our friend Peter Attia, uh, brought to my attention recently a new study that I think definitively said that dietary cholesterol has almost zero impact on blood cholesterol levels.”

David Sinclair · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 1:21:02

Undated

Sinclair says the eye therapy delivers genes into the retina that are switched on with the antibiotic doxycycline for four to eight weeks in mice, restoring vision.

“The genes go into the retina and we can turn it on with a drug called doxycycline, and we do that in the mice for four to eight weeks.”

David Sinclair · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 1:39:12

Undated

Sinclair says he and Ray Kurzweil published the metabolic winter hypothesis, proposing that humans were historically often hungry or cold and now rarely are.

“We published what's called the metabolic winter hypothesis, which is few tens of thousands of years ago, we were either hungry or cold or both”

David Sinclair · The Biology of Slowing & Reversing Aging | Dr. David Sinclair, 1:43:19

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