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Acetyl-CoA

Acetyl-CoA

Search complete. 79 mentions across 20 episodes found for "Acetyl-CoA".

Nov 12, 2026

Peter OsborneHOST
6:57
Generation of ATP, as we mentioned before, detoxification.
Peter OsborneHOST
7:01
Now, from CoA, it does all these different functions, but it Acoa also critically turns into acetyl-CoA.
Peter OsborneHOST
7:10
Your body will turn coenzyme A from vitamin B5 into another substance called acetyl-CoA, which also has many additional biochemical functions.
Peter OsborneHOST
7:19
You can see some of these here.
Peter OsborneHOST
7:22
One is it fuels the tricarboxylic or Krebs cycle.
Peter OsborneHOST
12:18
So vitamin B5 is very central to helping your body absorb fat-soluble nutrients through its aid in the production of bile acids.
Peter OsborneHOST
12:28
Now, I will back up here on this diagram.
Peter OsborneHOST
12:30
If you go all the way to the top, you'll see here acetyl-CoA.
Peter OsborneHOST
10:14
It also helps with protecting aspects of our DNA and our proteins, as I mentioned, and then detoxification here as well.
Peter OsborneHOST
10:23
So there's multiple, multiple roles from B5 to CoA to Acetyl-CoA.
Peter OsborneHOST
10:30
I do want to point something out here.
Peter OsborneHOST
10:31
For your body to turn coenzyme A into Acetyl-CoA, that requires vitamin B1 dependent enzyme.
Peter OsborneHOST
10:38
So you can see the inner reactions or the inner relationships between these different vitamins.
Peter OsborneHOST
10:43
Just in this chart, we talked about B5, B1, but also down here, vitamin D.

39 MINS LATER

Peter OsborneHOST
49:19
So this seems like a pretty mild solution that's safe and it doesn't have a toxicity profile, but also has clinical relevancy and potential better outcome and less risk.
Peter OsborneHOST
49:33
And this study was done where they were looking at the function of vitamin B5 and its relationship to being able to be beneficial in anti-cancer immunotherapy.
Debbie PottsHOST
31:49
I've never heard of the mitochondria.
Navaz HabibGUEST
31:52
Yeah, we're all low on the raw materials of acetyl-CoA plus choline.
Navaz HabibGUEST
31:57
We're generally a little bit low on the production of those receptors.
Navaz HabibGUEST
32:01
Okay.
Navaz HabibGUEST
34:36
And cardiolipin, like I said, is that necessary structural piece that comes into play.
Navaz HabibGUEST
34:42
So that is where nutritionally I would look at supporting the mitochondria to have the effect of what the vagus nerve is trying to do down the road.
Navaz HabibGUEST
34:52
Then we get into the nutrients that build up acetylcholine and That is specifically acetyl-CoA and choline.
Navaz HabibGUEST
35:01
Now choline just comes from our diet directly, which is awesome.
Peter OsborneHOST
13:14
Part of that breakdown is in the pyruvate.
Peter OsborneHOST
13:16
Vitamin B1 helps you convert that chemical into this substance here called acetyl-CoA, which is a precursor to making acetylcholine, which is what we just finished talking about.
Peter OsborneHOST
13:27
That acetylcholine is the primary neurotransmitter that regulates your parasympathetic nervous system.
Peter OsborneHOST
13:33
That's the part of your nervous system that helps you heal, repair, digest, sleep, have sex, etc.
Michael EadesGUEST
32:31
important part is the NADH, because it does that.
Michael EadesGUEST
32:34
So each 16 carbon saturated fat completes seven cycles of beta oxidation, each creating an acetyl-CoA, because when this is chopped off, it's chopped off to two carbons in the acyl group, which makes this an acetyl-CoA.
Michael EadesGUEST
32:48
And it gives you seven FADH2s, because a 16 carbon just goes through seven... beta-oxidation processes because at the end it's left with an acetyl CoA.
Michael EadesGUEST
33:04
So it doesn't have to go through eight, it just goes through seven because what's left over is an acetyl CoA.
Michael EadesGUEST
33:09
So it goes through this process that you see on the left only seven times.
Michael EadesGUEST
33:12
So it generates seven FAD2s, seven NADHs, and eight acetyl CoA.
Michael EadesGUEST
33:18
All right, now what happens next is that the acetyl-CoA all go into the Krebs cycle, which is also in the mitochondria and close by.
Michael EadesGUEST
33:27
And when the acetyl-CoA go into the Krebs cycle, they go around the Krebs cycle, and what they do is they throw off three NADHs for each acetyl-CoA that goes through, and they throw off one FADH2.
Gary FettkeGUEST
6:46
The mitochondria convert those fuels into adenosine triphosphate, ATP, and then that ATP is then utilised as an energy source throughout the body.
Gary FettkeGUEST
6:57
Basic Physiology describes how the Krebs cycle converts Acetyl-CoA into ATP.
Gary FettkeGUEST
7:04
The Acetyl-CoA can be effectively sourced from either glucose, fatty acids or amino acids from proteins.
Gary FettkeGUEST
7:12
There are essential fats and essential proteins that are required in the diet but there are no essential carbohydrates that are required for mitochondrial function.
Gary FettkeGUEST
7:21
Mother Nature has not made us dependent on one seasonally available carbohydrate.
Nick NorwitzGUEST
40:59
In addition, acetyl-CoA is a precursor to cholesterol.
Nick NorwitzGUEST
41:04
So de novo neural synthesis would deplete a Krebs cycle, a TCA cycle substrate, which is needed to produce energy.
Nick NorwitzGUEST
41:10
Also, Acetyl-CoA is needed to acetylate histones and alter gene expression or increase gene expression.
Nick NorwitzGUEST
41:20
And these aren't just things I'm coming up with randomly.
Nick NorwitzGUEST
41:22
This was in the paper and supports the model that I'm going to show you.
Paul MasonHOST
59:42
So if you're producing a lot and using very little, then you won't, that's energetically inefficient.
Paul MasonHOST
59:48
it's not really appropriate from a performance perspective but you'll have incredibly high levels of ketones and when I went through the biochemistry of it the only way it made sense that people on incredibly high fat diets would get very high levels of ketones in their blood for the simple reason that that fat that they were taking in their bulletproof coffees and creams and you know butter and what have you was displacing protein and just very trying to simplify it basically when you have beta fatty acid oxidation it forms something called acetyl CoA that acetyl CoA if it can will enter our mitochondria and be burned for energy in what we call the TCA now to enter that though it needs a substance called oxaloacetate and on a low carb diet we are constantly depleting our stores of oxaloacetate to make new glucose through a process called gluconeogenesis.
Paul MasonHOST
60:46
So that we don't end up with a deficit of oxaloacetate, we need to ingest an appropriate amount of protein because certain amino acids can replenish oxaloacetate.
Paul MasonHOST
60:57
In the situation that we don't replenish our oxaloacetate with enough protein, then this acetyl-CoA will be diverted to produce ketones.
Daniel J. GuerraHOST
25:12
So then what else has to be examined is lactate dehydrogenase, pyruvate dehydrogenase.
Daniel J. GuerraHOST
25:18
And no, you can't simply look at the levels of lactate in pyruvate or acetyl-CoA or oxaloacetic acid in the cells.
Daniel J. GuerraHOST
25:29
Why? Because these cells in culture are not functioning like those lymphocytes and those NKs and those in other innate immune cells that we always talk about, dendritic cells, for example, in the living system because you have circulation.
Daniel J. GuerraHOST
25:49
So if we want to know about glucose homeostasis, we would have to know about insulin reception, glucagon production.

46 MINS LATER

Daniel J. GuerraHOST
71:59
So gluconeogenic enzymes, if they're upregulated, will mean there'll be a shutting down of glycolysis.
Daniel J. GuerraHOST
72:07
Because fructose 1,6-bisphosphate is the substrate for the aldolase reaction, which generate dihydroxyacetone phosphate and glyceraldehyde 3-phosphate.
Daniel J. GuerraHOST
72:17
And then the glyceraldehyde 3-phosphate ultimately generating phosphonipyrubate and then pyruvate and then acetyl-CoA and OAA.
Daniel J. GuerraHOST
72:25
You see? You see how this functions at multiple levels of integration of these metabolic pathways.
Mirela CernaianuHOST
23:54
It's a circular series of chemical reactions inside the mitochondria.
Mirela CernaianuHOST
23:58
So the food you eat, the carbohydrates, the fats, the proteins are broken down into a small molecule called acetyl-CoA.
Mirela CernaianuHOST
24:07
This acetyl-CoA enters the Krebs cycle and it goes around.
Mirela CernaianuHOST
24:12
And as it goes around the circle of the Krebs cycle, the cycle strips off electrons and hands them over to carrier molecules called NADH and FADH2.
Mirela CernaianuHOST
24:26
These carriers deliver the electrons to the electron transport chain, which is where the bulk of your ATP is actually made.

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