A Metabolic Switch (PPAR-Gamma), and Its Connection To : Glucose Uptake, Lactic Acid, ATP Production, Mast Cell Activation, NFKB/Inflammation, Oxidative Stress, and Endothelial Function
*This article is not medical advice. Before starting on any health related regimen, seek the advice of your Primary Care Physician or an M.D.
Potential Mechanisms Present With PPAR Gamma Impairment:
Elevated Blood Glucose, Low Intracellular Glocose, Low ATP Production From Glucose, and High Lactic Acid
Elevated NFKB / Inflammasome Signalling (High IL-1B, and IL-18)
Poor Peroxide Control In The Endoplasmic Reticulum
Challenges In Mast Cell Activation and Poor Prostaglandin Metabolism and Clearance
Ocular issues related to oxidative stress in the retina [30]
Compromise In Fatty Acid Transport
Lowered Mitochondrial Biogenesis
Challenges With Containing Oxidative Stress
Metabolites That Inhibit PPAR Gamma (related to chronic illness)
NOS2-driven peroxynitrite formation (elevations in Nitroguanine or nitrotyrosine), LPS exposure and gut permeability, Oxidized phospholipids and lipid peroxidation, Endoplasmic Reticulum stress and calcium-signaling dysfunction, HMOX1 dysfunction, NF-κB activation, Heavy metal exposure, NAD+ / NADPH deficiency (lack of SIRT1 activation)
Genes and Transcription Factors That Support PPAR Gamma
Some of the more important genes and transcription factors that support PPAR Gamma are: CEBPA, CEBPB, CEBPD, KLF15, KLF5, Foxo1, PPARGC1A, and SIRT1 are all upstream transcriptional activators of PPAR Gamma.
Nutritional Cofcators and Support For Supportive Genes To PPARG
· Minerals: Zinc, Magnesium, Selenium, Iron (for HIF and mitochondrial signaling)
· Vitamins: A / retinoids, B1 (Thiamine), B2, B3 / NAD+ precursors (niacinamide, NMN, NR), B5
· Cysteine, Gutathione, CoQ10, Alpha-lipoic acid
Myo Inositol
Supports INSR (insuling receptor signaling) and entry into cells and can improve insulin sensitivity. It improves the signaling that moves GLUT4 vesicles to the membrane, which can be very helpful when insulin resistance exists or GLUT4 genetics are compromised. Inositol generates IP3 which controls calcium release from the cell, helpful with ITPR1 and CACNA1C genetic compromise.
Manganese
Required for PC (pyruvate carboxylase) along with Biotin; converts glucose into oxaloacetate in the kebs cycle. Also required for Glycolysation Enzymes (MGAT, GALNT, B4GALT), that affect insulin receptor function, GLUT4 stability, and membrane receptor trafficking.
PPAR Gamma’s Relationship To Blood Glucose
In the world of blood glucose and elevated markers here, we are without limit in the number of folks who struggle to manage their blood glucose levels in the U.S. Could there be other factors in play besides consuming pounds of sugar each week :). ? Um, yes. A partial review of some of the genetics in play so one can dial in what to monitor and what may be supportive. On the flip side - getting glucose into the cell faciltates energy production through the krebs cycle - important for athletes. If Glucose cannot enter the cell - the PDH gate for entry into the krebs cycle is closed.
When significant compromise exists on both PPAR Gamma, and SLC2A4/GLUT4 - these folks have trouble getting glucose into cell - which implies high serum glucose, low ATP Production from Glucose entry into the Krebs Cycle through PDH, and a build up of lactic acid often results.
GLUT4 (SLC2A4, rs 5435)
GLUT4 is a glucose transport enzyme, that is involved in glucose uptake in the presence of insulin, its needed in sufficient quantity to prevent glucose from rising. Guess what mineral works to activate GLUT4, and enhances glucose transport into cells ? Chromium:). Cinnamon has been shown to increase GLUT4 numbers too. Hmmm. We have always heard of these things related to managing blood sugar, now we know the mechanism of action and can check the status of our genetics on GLUT4:).
PPAR Gamma (RS 1801282, RS 10865710) - Relationship To GLUT4
These are metabolic sensors, which are responsible for insulin sensitivity, improving glucose uptake and lowering blood sugar, and mediates the expression of GLUT4. Cinnamon also increases the production of PPAR Gamma. Berberine also increases the expression of PPAR Gamma, along with Danshen, Circumin, and Hawthorne. Hmm. Getting interesting. [6,9] PPAR Gamma is also involved in lipid metabolism, so thats interesting too [6].
Peroxisome proliferator-activated receptor gamma (PPAR-γ) is a master metabolic transcription factor regulating glucose transport, lipid trafficking, mitochondrial function, oxidative stress signaling, endothelial biology, prostaglandin balance, and inflammatory tone. Far below, I have gone into more detail about PPAR-Gamma, however, next will go into genes associated with glucose uptake. PPARγ is also widely expressed in the corneal endothelium and epithelium, and known for its role in retinal oxidative stress.[30]
"Muscle tissue is the major site for insulin-stimulated glucose uptake in vivo, due primarily to the recruitment of the insulin sensitive glucose transporter (GLUT4) to the plasma membrane. Surprisingly, virtually all cultured muscle cells express little or no GLUT4. We show here that adenovirus-mediated expression of the transcriptional coactivator PGC-1 {PPARGC1A}, which is expressed in muscle in vivo but is also deficient in cultured muscle cells, causes the total restoration of GLUT4 mRNA levels to those observed in vivo. This increased GLUT4 expression correlates with a 3-fold increase in glucose transport, although much of this protein is transported to the plasma membrane even in the absence of insulin. PGC-1 mediates this increased GLUT4 expression, in large part, by binding to and coactivating the muscle-selective transcription factor MEF2C. These data indicate that PGC-1 is a coactivator of MEF2C and can control the level of endogenous GLUT4 gene expression in muscle." [2]. GLUT4 gene expression is regulated by a variety of stimuli, both physiological and pharmacological. For example, strepto-zotocin-induced diabetes and denervation result in decreased GLUT4 mRNA in skeletal muscle; whereas cold exposure, exercise training, and triiodo-L-thyronine treatment increase GLUT4 mRNA in skeletal muscle (11, 23–28). The ability of PGC-1 {PPARGC1A} to regulate GLUT4 gene expression in muscle suggests that PGC-1 potentially could be a therapeutic target in various diabetic states. [2]
MEF2C - Cardio isnt all bad after all:)
This gene like PPAR Gamma, also mediates GLUT4 expression, and has been significantly down regulated in the hearts of diabetic rats. Uh oh. "Taken together, the results of this study indicated that six weeks of moderate-intensity endurance training allowed more effective control of glucose homeostasis, increased testosterone levels, and induced up-regulation of MEF2C and down-regulation of HDAC4 and CaMKII in cardiac tissue of diabetic rats. These results suggest improvements in managing the diabetic-induced cardiac dysfunction. However, future studies should cover our limitation by analyzing angiogenesis markers as well." [7] ME2FC regulates Beta Pancreatic Cell proliferation - that sounds important! [8].
Our friend VEGF rears its head:)
"VEGF induced MEF2C expression in a dose- and time-dependent fashion. This induction was completely abrogated by the inhibition of protein kinase C and was partially blocked by the inhibition of PKC-β and PKC-δ. In addition to regulating MEF2C expression, VEGF stimulated transcription from an MEF2-dependent promoter. VEGF stimulation of transcription was significantly reduced by the inhibition of calcineurin, CaMKII, p38 MAPK, and PKC, but not by the inhibition of ERK1/2 or BMK1/ERK5. Transfection of a dominant-negative mutant of MEF2C significantly inhibited VEGF-stimulated endothelial cell migration. conclusions. These results implicate VEGF as a key regulator of MEF2C and suggest that MEF2 may be an important mediator of VEGF in endothelial cells." [1]
Regular aerobic exercise increased VEGF levels in both soleus and gastrocnemius muscles correlated with hippocampal learning and VEGF levels.[14]
IRS1
"Insulin receptor substrate 1 (IRS1) is a ligand of the insulin receptor tyrosine kinase and is central to the insulin receptor signal transduction pathway. Deregulation in IRS1 expression and function has been reported in insulin-resistant states such as obesity and type 2 diabetes."[10]. Guess what herb regulates IRS1, you guessed it, Cinnamon. [11]
G6Pase
"Vanadium compounds are known to control hyperglycemia but the exact focus of where they work is a matter of debate. A proposed mechanism of action is that it inhibits glucose-6-phosphatase, a key enzyme in the development of insulin resistance and thus type 2 diabetes. This paper looks at the inhibitory effects of vanadium salts on glucose-6-phosphatase and also studies the mechanism of inhibition, the hypothesis being that the two vanadium compounds, vanadyl sulphate (VOSO4) and vanadyl acetylacetonate (Vace) will inhibit glucose-6-phosphatase. This was achieved by using a proof of principle study by extracting glucose-6-phosphatase from bovine liver microsomes using differential centrifugation, and then the enzyme was assayed in the presence and absence of vanadium compounds. The study found that vanadyl compounds inhibit glucose-6-phosphatase." [13]
What to monitor
Chromium, Vanadium, Zinc, Selenium, Manganese are all easily monitored on hair mineral tests by labs such as doctors data available on Amazon for $125. Herbs like cinnamon, berberine, and hawthorne, all have multiple mechanisms of action, so best to choose wisely, and understand if they indeed are support for your genetic particulars. Various mineral supplements are good sources of chromium and vanadium, Life Extension has several, Nutricost a good combo, Solaray, etc. Find out where your weak link is, and start there:). A micronutrient panel, like Vibrant Amerrica’s can assess : Vit A, C, B1, B2, B3, B5, Inositol, COQ10, Cysteine, and Glutathione. A NAD Profile test by US Biotek can help assess NAD+ and NADPH.
PPAR-Gamma, and the Multitide Of Systems It Modulates
Some of the areas that PPAR Gamma exerts influence over include:
Improved glucose uptake and metabolic flexibility,
enhanced mitochondrial biogenesis and endurance adaptation,
lipid peroxide detoxification and membrane protection,
endothelial nitric oxide support and vascular stabilization,
suppression of NFκB and inflammatory signaling,
support of anti-inflammatory macrophage polarization,
coordination of prostaglandin balance and inflammatory resolution, and
indirectly support of ER stress reduction and protein-folding resilience.
Activation of this pathway can modulate inflammatory responses and cellular proliferation. Dysregulation of the PPAR Gamma pathway is implicated in inflammatory states, and metabolic disorders like type 2 diabetes and obesity. Circadium Rythm, and the healthy management of a consistently strong circadium rythm supports PPAR Gamma function.
The PPAR Gamma Pathway has emerged as a significant target for therapeutic interventions, particularly in the context of metabolic disorders. Its ability to enhance insulin sensitivity has led to the development of drugs like thiazolidinediones (e.g., pioglitazone, rosiglitazone), which are used to treat type 2 diabetes. These drugs activate PPAR Gamma, thereby improving glucose uptake in muscle and adipose tissue and reducing hepatic glucose production. However, their use is often accompanied by side effects such as weight gain and fluid retention, necessitating ongoing research into more selective modulators.
Supporting Natural Compounds
When compromised, some compounds that directly and indirectly support PPAR Gamma function are : Mangiferin, Astaxanthin, Hydroxytyrosol, Cinnamon, Curcumin, Berberine (most potent, but dont start here), Dan Shen, Olive polyphenols / omega-9 rich foods, Glutamine, capsaicin, Emodin (from Rhubarb) and vitamin E. One type of diabetes drug, thiazolidinediones or TZDs,
The list of genes and pathays that PPAR Gamma exerts influence over reads like a who’s who list of issues across: ME/CFS, Mold Illness, Long Coid or Vaccine Injury. Its quite incredible. Some more specific details far below.
Pathways and Genes That PPAR-Gamma Exerts Influece Over
IRS1: Critical adaptor protein for insulin receptor signaling.
ADIPOQ / Adiponectin: Improves AMPK activation, mitochondrial fat oxidation, endothelial nitric oxide signaling, glucose disposal, and inflammatory balance
Fatty Acid Transport and Membrane Repair - Key In Recovery When Oxidative Stress Has Been High
CD36: Fatty acid transporter involved in lipid uptake, oxidized lipid handling, and mitochondrial fuel delivery
FABP4: Intracellular lipid chaperone involved in fatty acid trafficking
PLIN1: Regulates lipid droplet stability and lipid buffering
Mitochondrial Biogenesis and Oxidative Metabolism
PPARGC1A / PGC-1α: Major regulator of mitochondrial biogenesis, oxidative phosphorylation, endurance adaptation, and fatty acid oxidation. PQQ supports PPAR1GC1a strongly, but do not start here
CPT1A: Controls mitochondrial entry of fatty acids for beta oxidation
ACOX1: Peroxisomal beta-oxidation enzyme
Antioxidant and Oxidative Stress Networks
PON1 / PON2 / PON3: Antioxidant enzymes involved in oxidized lipid detoxification and mitochondrial membrane protection. PON2 is critical in managing peroxides in the Endoplasmic Reticulum
SOD1 / SOD2: Superoxide dismutase enzymes supporting oxidative stress control. SOD1 patrols endothelium along with SOD3, and SOD2 is critical in the mitochondria
Catalase: Hydrogen peroxide detoxification enzyme
HMOX1: Oxidative stress response enzyme tied to endothelial stabilization and anti-inflammatory signaling
Inflammation and Macrophage Regulation
NFκB suppression: PPAR-γ suppresses NFκB-driven inflammatory signaling. Huge in Inflammasome (NLRP3 activation - elevated IL-18 typically)
IL-10 support: Supports anti-inflammatory cytokine balance
ARG1: Associated with M2 macrophage repair signaling
Endothelial and Vascular Signaling
NOS3 / eNOS: Supports endothelial nitric oxide production and vascular flexibility
VEGF: Modulates angiogenesis and vascular remodeling
Prostaglandin and Eicosanoid Regulation (MCAS, Prostaglandin Production and Clearance)
PTGS2 / COX-2: PPAR-γ modulates pathologic prostaglandin synthesis signaling. A huge one!
PTGER family: Cross-talk with PGE2 receptor signaling. Key to successfully clearing prostaglandins.
HPGD: Associated with prostaglandin degradation, clearance, and resolution.
Cholesterol and Lipoprotein Handling
ABCA1: Supports HDL formation, cholesterol efflux, and membrane homeostasis
APOE: Important for lipid trafficking, neuroinflammation modulation, and tissue repair
Disruptors Of PPAR Gamma
Below is a summarized list of metabolites that impair and disrupt PPAR Gamma functioning:
NOS2-driven peroxynitrite formation {Nitroguanine and nitrotyrosine formation}
LPS exposure and gut permeability
Oxidized phospholipids and lipid peroxidation {LOX-1 activation}
ER stress and calcium-signaling dysfunction
HMOX1 dysfunction
NF-κB activation
Heavy metal exposure
NAD+ / NADPH deficiency (lack of SIRT1 activation)
Details Of Major Disruptors & Inhibitors of PPAR Gamma
Several oxidative, nitrative, and inflammatory metabolites inhibit PPAR Gamma
Reactive nitrogen species like peroxynitrite, excess nitric oxide (NOS2), nitrotyrosine, nitroguanine, 8-nitro-cGMP. S-Nitrosylation of critical cysteine residues is the typical mechanism of inhibition. Lipid peroxidation products like 4-HNE, malondialdehyde (MDA), acrolein, and isolevuglandins inhibit PPAR Gamma. Oxidized LDL and LOX-1 activation can inhibit PPAR Gamma. Endoplasmic reticulum stress through PERK, IRE1, CHOP activation can interfere with PPAR Gamma and downstream prostaglandin metabolism and clearance. Genetic compromise in GPX7, GPX8, PON2, SELENOI, CACNA1C creates more vulnerability in the endoplasmic reticulum. Inflammatory cytokines like TNF-α, IL-1β, IL-6, and IFN-γ can also inhibit PPAR Gamma. Saturated fatty acid overload, ceramides, and diacylglycerols can also inhibit PPAR Gamma.
Several gut metabolytes and microbial factors also influence PPAR Gamma
Lipopolysaccharide (LPS) is among the strongest suppressors via TLR4 and NF-κB. Excess hydrogen sulfide from sulfur dysbiosis may indirectly impair PPAR-γ. Excess secondary bile acids such as deoxycholic acid and lithocholic acid. Mycotoxins including ochratoxin A, aflatoxins, trichothecenes, and sterigmatocystin.
Certain metals and toxicants can also inhibit PPAR Gamma
Cadmium can cause zinc displacement, oxidative stress, NF-κB activation. Mercury can caiuse thiol oxidation and RXR/PPAR disruption. Arsenic can cause impaired PPAR-γ transcription and insulin signaling. Excess free iron and ferryl radicals promoting lipid peroxidation. Copper dysregulation can lead to hydroxyl radical generation.
The above is like a who’s who list in chronic illness in terms of what metabolites inhibit PPAR Gamma, and how best to support its function. Its sensitive to oxidative radicals, gut metabolytes/inflammation, heavy metals, and depletion of NAD+.One thing that stands out to me - is how it exerts strong influence both on cox-2 (prostaglandin pathway) as well as PTGER4 - prostaglandin signaling and clearance. Syngersitically both PTGER4 and PPAR Gamma are sensitive to endoplasmic reticulum stress - and have several folks with compromises in their ability to protect the endoplasmic reticulum.
Genes That Promote PPAR Gamma Activity
CEBPA, CEBPB, and CEBPD are major upstream transcriptional drivers. PPARGC1A (PGC-1α) supports mitochondrial and metabolic regulation - PQQ is one of the potent ones here. RXRA is required for PPAR-γ heterodimerization and signaling - Vitamin A (retinol) is important here. KLF15 promotes insulin sensitivity and PPARG expression. SIRT1 modulates PPAR-γ through deacetylation (ensuring adequate NAD+ and NADPH - the cofactor for SIRT1 - is critical and often deficient in chronic illness). The gory details are below.
PPAR-Gamma Regulators and Their Cofactors & Supportive Requirements
It can be helpful to understand and support the basic nutritional requirements as well as assess any major compromises in these enzymes, and support as needed - to help support the activation of PPAR Gamma.
Most Relevant Nutrients for Maintaining Functional PPAR-Gamma Signaling
· Vitamin A / retinoids (RXRα)
· Minerals: Zinc, Magnesium, Selenium, Iron (for HIF and mitochondrial signaling)
· B1 (Thiamine), B2, B3 / NAD+ precursors (niacinamide, NMN, NR), B5
· Cysteine, Gutathione, CoQ10, Alpha-lipoic acid
Ranked order of most important genes and transcription factors by influence over PPAR Gamma
C/EBPβ [31]
C/EBP\(\beta \) (CCAAT/enhancer-binding protein beta) is a multifunctional transcription factor that controls the expression of genes involved in cell growth, differentiation, metabolism, and immune responses. It acts as a major regulator of inflammation, tissue repair, and the formation of fat cells (adipogenesis). Its core functions and characteristics: a) Immune and Inflammatory Response; b) is a master regulator of inflammation.It drives the transcription of critical inflammatory cytokines (IL-6, IL-1B, IL-8) .It works closely with other inflammatory pathways, such as NFKB , to rapidly respond to infections and tissue damage.It is also heavily involved in the activation of inflammasomes (NLPR3).
Key cofactors/supportive requirements: Zinc (DNA binding), ATP, MAPK signaling, Adequate amino acids/protein, Chromatin remodeling enzymes
List of some natural activators: EPA/DHA, Mangiferin, Berberine, Cinnamon, Curcumin
C/EBPα (CEBPA)
C/EBPalpa(CCAAT/enhancer-binding protein alpha) is a master transcription factor that coordinates cell growth arrest and terminal differentiation in several tissues, including the liver, adipose (fat) tissue, and the bone marrow. It acts as a tumor suppressor by preventing cells from dividing uncontrollably. Key FunctionsCell Differentiation: It drives the development of immature cells into specialized, mature cells. In bone marrow, it is essential for generating mature white blood cells (granulocytes); in fat tissue, it triggers preadipocytes to mature into fat-storing adipocytes.Growth Arrest: It stops the cell cycle, ensuring that cells enter a quiescent (resting) state so they can safely mature.
Key cofactors/supportive requirements: Zinc, ATP, Histone acetylation machinery, Normal insulin signaling
List of some natural activators: EPA/DHA, Mangiferin, Berberine, Cinnamon, Curcumin
RXRα
Retinoid X receptor alpha (RXR\(\alpha \)) is a nuclear receptor protein that acts as a master transcriptional regulator. It binds to DNA to turn specific genes on or off, playing a critical role in vital biological processes such as metabolism, cell differentiation, and the immune system.The Ultimate "Promiscuous Partner" is unique because it is an obligatory, versatile partner for other nuclear receptors. It frequently pairs with other receptors to form heterodimers.Who it partners with: pairs with receptors like the Thyroid Hormone Receptor (TR), the Retinoic Acid Receptor (RAR), and the Peroxisome Proliferator-Activated Receptor - PPARG. How it works: When bound by its primary ligand (a form of Vitamin A called 9-cis retinoic acid), RXRα dramatically enhances the ability of its partner receptors to activate specific genes.
Key cofactors/supportive requirements: Vitamin A (Retinol); Retinaldehyde; 9-cis-retinoic acid; Zinc
List of some natural activators: Retinol / Vitamin A, Mangiferin, Astaxanthin, Hydroxytyrosol, DHA
SREBP1c
(Sterol Regulatory Element-Binding Protein 1c) is a key transcription factor that acts as a master regulator of lipid metabolism, specifically driving the creation of fatty acids (lipogenesis). It is highly expressed in the liver and plays a critical role in how the body processes and stores energy.
Key cofactors/supportive requirements: Insulin signaling, Magnesium, ATP, mTOR signaling, ER membrane integrity
List of some natural activators: Mangiferin, Berberine, Resveratrol, EPA/DHA, Curcumin
KLF15
(Krüppel-like factor 15) is a zinc-finger transcription factor protein. It acts as aMaster regulator of metabolism, cellular differentiation, and inflammation across several tissues, including the liver, kidneys, adipose (fat) tissue, and heart.Key FunctionsMetabolic Regulation: KLF15 controls crucial metabolic processes, including gluconeogenesis (sugar production) in the liver, lipid metabolism, and amino acid catabolism.Glucose Uptake: It is essential for regulating glucose transport by upregulating the GLUT4 transporter in both muscle and fat cells.Kidney Health: It promotes podocyte differentiation (specialized kidney cells) and protects against kidney diseases and renal fibrosis.Cardiovascular Protection: KLF15 helps regulate heart muscle metabolism and suppresses vascular inflammation and arterial stiffness.
Key cofactors/supportive requirements: Zinc, Glucocorticoid signaling, Magnesium, ATP
List of some natural activators: Resveratrol, Mangiferin, Berberine, Curcumin, Hydroxytyrosol
KLF5
(Krüppel-like factor 5) is a zinc-finger transcription factor encoded by the human KLF5 gene.e. It acts as a master regulator of cell fate, driving cell proliferation, differentiation, survival, and migration.Where It Is Found and What It DoesCellular Behavior: KLF5 promotes cell cycle progression and is highly active in rapidly dividing tissues like the intestinal epithelium, skin, and various internal organs.Pluripotency: Along with other KLF proteins, it plays a vital role in stem cells by helping to maintain "stemness" (the ability to self-renew).Metabolism: KLF5 is an essential driver of adipocyte differentiation, meaning it is critical for fat tissue (white adipose tissue) development.
Key cofactors/supportive requirements: Zinc, MAPK signaling, ATP
List of some natural activators: EPA/DHA, Mangiferin, Cinnamon, Berberine
FOXO1
(Forkhead box protein O1) is a critical human protein and transcription factor encoded by the FOXO1 gene. It acts as a master regulator of energy metabolism, cell growth, survival, and longevity.What FOXO1 DoesEnergy & Glucose Metabolism: It regulates how your body processes blood sugar (by controlling glucose production in the liver) and how insulin impacts tissues like muscle, fat, and bone.Cellular Housekeeping: FOXO1 promotes autophagy (the recycling of damaged cells) and protects cells against oxidative stress.Immune Function: It helps activate dendritic cells, allowing the body to fight off bacterial infections, and regulates the development of T and B cells.Longevity: Similar to its counterpart in model organisms like C. elegans and fruit flies, FOXO1 pathways are integral to longevity and aging.
Key cofactors/supportive requirements: SIRT1 activity, NAD+, Magnesium, ATP, Insulin/AKT signaling
List of some natural activators: Resveratrol, Mangiferin, Berberine, Curcumin, Hydroxytyrosol
PGC-1α
(Peroxisome proliferator-activated receptor gamma coactivator 1-alpha) is a master regulator protein that controls cellular energy metabolism and mitochondrial biogenesis (the creation of new mitochondria). Encoded by the PPARGC1A gene, it acts as a transcriptional coactivator, meaning it helps turn on various genes essential for energy production.Core FunctionsEnergy Production: It drives the production of ATP by coordinating genes responsible for oxidative phosphorylation (the process cells use to generate energy).Mitochondrial Growth: It is considered the primary "master switch" for building new mitochondria.Tissue Adaptation: It helps adapt muscles for endurance and drives heat production in brown fat.
Key cofactors/supportive requirements: NAD+, SIRT1, AMPK, Magnesium, Iron, B vitamins (B2, B3, B5), CoQ10
List of some natural activators: Resveratrol, Exercise, PQQ, Urolithin A, Hydroxytyrosol, Astaxanthin
NF-κB
(Nuclear factor kappa-light-chain-enhancer of activated B cells) is a master family of protein complexes that act as transcription factors, controlling how DNA is read into proteins. It is found in almost all animal cell types and is the central controller of the body's immune, inflammatory, and cellular survival responses.
Key cofactors/supportive requirements: Redox balance, Glutathione, Selenium, Magnesium, Zinc
p53
p53 is a vital tumor-suppressor protein often called the "guardian of the genome" because it prevents cancer formation. It regulates cell division and monitors for DNA damage. If damage is detected, p53 either halts cell division to allow for repair or triggers cell self-destruction.
Key cofactors/supportive requirements: Zinc, NAD+, ATP, DNA repair cofactors
STAT1
STAT1 (Signal Transducer and Activator of Transcription 1) is a protein encoded by the STAT1 gene in humans. It is a critical component of the immune system that helps the body defend against viral, bacterial, and fungal infections by regulating immune cell activity and turning on specific defense genes.
Key cofactors/supportive requirements: JAK signaling, Magnesium, ATP
List of some natural activators: Luteolin, Skullcap, Mangiferin, Apigenin, Resveratrol, Curcumin
HIF-1α
Hypoxia-Inducible Factor (HIF)-1 is a dimeric protein complex that plays an integral role in the body's response to low oxygen concentrations, or hypoxia. HIF-1 is among the primary genes involved in the homeostatic process, which can increase vascularization in hypoxic areas such as localized ischemia and tumors. It is a transcription factor for dozens of target genes; HIF-1 is also essential for immunological responses and is a crucial physiological regulator of homeostasis, vascularization, and anaerobic metabolism. Furthermore, HIF-1 is increasingly studied because of its perceived therapeutic potential. As it causes angiogenesis, enhancement of this gene within ischemic patients could promote the vessel proliferation needed for oxygenation. In contrast, as HIF-1 allows for survival and proliferation of cancerous cells due to its angiogenic properties, inhibition potentially could prevent the spread of cancer. With a growing understanding of the HIF-1 pathway, the inhibition and stimulation of its transcriptional activity via small molecules is now an attractive goal. Gene therapy to achieve both vessel proliferation and tumor regression has been demonstrated in animal studies but requires significant improvement and modification before becoming commercially available. This review focuses on the potential of the HIF-1 pathway in therapeutic intervention for the treatment of diseases such as cancer and ischemia.[32]
List of some natural activators: Iron, Vitamin C, Oxygen sensing enzymes, α-ketoglutarate
AMPK
AMP-activated protein kinase (AMPK) is a central regulator of energy homeostasis, which coordinates metabolic pathways and thus balances nutrient supply with energy demand. Because of the favorable physiological outcomes of AMPK activation on metabolism, AMPK has been considered to be an important therapeutic target for controlling human diseases including metabolic syndrome and cancer. Thus, activators of AMPK may have potential as novel therapeutics for these diseases. In this review, we provide a comprehensive summary of both indirect and direct AMPK activators and their modes of action in relation to the structure of AMPK. We discuss the functional differences among isoform-specific AMPK complexes and their significance regarding the development of novel AMPK activators and the potential for combining different AMPK activators in the treatment of human disease.[33]
Key cofactors/supportive requirements: AMP/ATP ratio, Magnesium, Thiamine, Riboflavin, Niacin, Lipoic acid
List of some natural activators: Exercise, Berberine, Resvratrol, Mangiferin, Hydroxytyrosol, Astaxanthin
SIRT1
Sirtuin1 (Sirt1) has a NAD (+) binding domain and modulates the acetylation status of peroxisome proliferator-activated receptor-γ coactivator-1α (PGC1α) and Fork Head Box O1 transcription factor (Foxo1) according to the nutritional status. Sirt1 is decreased in obese patients and increased in weight loss. Its decreased expression explains part of the pathomechanisms of the metabolic syndrome, diabetes mellitus type 2 (DT2), cardiovascular diseases and nonalcoholic liver disease. Sirt1 plays an important role in the differentiation of adipocytes and in insulin signaling regulated by Foxo1 and phosphatidylinositol 3′-kinase (PI3K) signaling. Its overexpression attenuates inflammation and macrophage infiltration induced by a high fat diet. Its decreased expression plays a prominent role in the heart, liver and brain of rat as manifestations of fetal programming produced by deficit in vitamin B12 and folate during pregnancy and lactation through imbalanced methylation/acetylation of PGC1α and altered expression and methylation of nuclear receptors. The decreased expression of Sirt1 produced by impaired cellular availability of vitamin B12 results from endoplasmic reticulum stress through subcellular mislocalization of ELAVL1/HuR protein that shuttles Sirt1 mRNA between the nucleus and cytoplasm. Preclinical and clinical studies of Sirt1 agonists have produced contrasted results in the treatment of the metabolic syndrome. A preclinical study has produced promising results in the treatment of inherited disorders of vitamin B12 metabolism.[34]
Key cofactors/supportive requirements: NAD+, Niacinamide/NMN precursors, Magnesium
List of some natural activators: Resveratrol, NMN/NAD, Hydroxytyrosol, Mangiferin, Astaxanthin
NRF2
Mammalian cells have evolved a unique strategy to protect themselves against oxidative damage induced by reactive oxygen species (ROS). Especially, two transcription factors, nuclear factor erythroid 2p45-related factor 2 (Nrf2) and peroxisome proliferator-activated receptor γ (PPARγ), have been shown to play key roles in establishing this cellular antioxidative defense system. Recently, several researchers reported ameliorating effects of pharmacological activators for these Nrf2 and PPARγ pathways on the progression of various metabolic disorders and drug-induced organ injuries by oxidative stress. In this review, general features of Nrf2 and PPARγ pathways in the context of oxidative protection will be summarized first. Then, a number of successful applications of natural and synthetic Nrf2 and PPARγ activators to the alleviation of pathological and drug-related oxidative damage will be discussed later.[35]
Key cofactors/supportive requirements: Selenium, Cysteine, Glutathione, Magnesium, Zinc, Sulfur amino acids
List of some natural activators: Sulforaphane, Curcumin, Mangiferin, Resveratrol, Hydroxytyrosol, Rosemary
Keywords: Glucose, GLUt4 SLC2A4, vegf, MEF2C, IRS1, CYPA51A, G6PASe, Diabetes, Insulin Resistance, MCAS, Blood Glucose, Lactic Acid, ATP, IL-18, Inflammasome
References:
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