PPARγ Cancer Research Results

PPARγ, Peroxisome proliferator-activated receptor gamma (PPAR-γ or PPARG): Click to Expand ⟱
Source:
Type:
Peroxisome proliferator-activated receptor gamma (PPAR-γ) is a type of nuclear receptor that plays a crucial role in regulating various biological processes, including glucose metabolism, lipid metabolism, and inflammation. It is primarily expressed in adipose tissue, but it is also found in other tissues, including the colon, breast, and prostate.
PPAR-γ has been shown to have both tumor-suppressive and tumor-promoting effects, depending on the type of cancer and the context. In some cancers, activation of PPAR-γ can inhibit cell proliferation and induce apoptosis, while in others, it may promote tumor growth.
PPARγ
– Plays a central role in adipogenesis, lipid storage, and insulin sensitivity.
– Widely expressed in adipose tissue, but also present in colon, breast, and immune cells.
– In addition to metabolic functions, PPARγ regulates cell differentiation, apoptosis, and has anti-inflammatory effects.
– Ligand binding (such as endogenous fatty acids or synthetic agonists like thiazolidinediones) alters transcriptional programs impacting cell cycle and survival.

– In many cases, PPARγ is expressed in tumor cells, and its activation has been linked to induction of differentiation and growth arrest.
– However, expression levels can differ based on tumor subtype, with some studies reporting elevated levels while others note reductions in aggressive tumors.
– Crosstalk with other signaling pathways (e.g., Wnt/β-catenin, MAPK) can alter PPARγ's net effect in cancer cells.
IBD, Inflammatory Bowel Disease: Click to Expand ⟱
Inflammatory Bowel Disease

The main pathways involved in IBD include intestinal barrier dysfunction, mucus barrier impairment, dysbiosis-driven innate immune activation, and persistent cytokine-mediated inflammation. Key barrier components such as ZO-1, occludin, claudins, and MUC2 are commonly disrupted, increasing epithelial permeability and microbial translocation. This promotes activation of inflammatory hubs including TNF-α, NF-κB, IL-1β, IL-6/STAT3, and IL-23/Th17, while JAK/STAT signaling integrates multiple cytokine inputs that sustain chronic mucosal injury. Together, these pathways drive epithelial damage, immune dysregulation, and failure of mucosal healing in ulcerative colitis and Crohn’s disease

Rank Pathway / Axis Representative Targets / Markers Typical Direction in IBD Main Relevance
1 Intestinal Barrier Integrity / Tight Junctions ZO-1 (TJP1), Occludin (OCLN), Claudins (especially CLDN2, CLDN1) ZO-1 ↓, OCLN ↓, barrier loosened; CLDN2 often ↑ Core barrier failure increases intestinal permeability, microbial entry, and chronic inflammation
2 Mucus Barrier / Goblet Cell Axis MUC2, goblet cells, antimicrobial peptides MUC2 and goblet protection often impaired Weak mucus defense exposes the epithelium to luminal bacteria and antigens
3 TNF-α Inflammatory Axis TNF-α, TNFR1, TNFR2 ↑ Major inflammatory driver and validated therapeutic target in IBD
4 NF-κB Signaling NF-κB, IKK, IκB, COX-2, iNOS ↑ Central transcriptional hub for cytokines, chemokines, and inflammatory amplification
5 IL-23 / Th17 Axis IL-23, IL-23R, IL-17A, IL-22, RORγt ↑ / dysregulated Important bridge between innate and adaptive immune inflammation
6 JAK / STAT Signaling JAK1, JAK2, TYK2, STAT3 ↑ / activated Integrates multiple cytokine signals that sustain mucosal inflammation
7 IL-6 / STAT3 Axis IL-6, IL-6R, gp130, STAT3 ↑ Supports inflammatory persistence, immune-cell survival, and epithelial injury signaling
8 IL-1β / Inflammasome Axis IL-1β, NLRP3, ASC, caspase-1 ↑ Promotes innate inflammation, cytokine escalation, and epithelial damage
9 Microbiota / Dysbiosis / PRR Signaling Dysbiosis, TLRs, MyD88, LPS-related signaling Dysregulated / activated Links altered microbiota to barrier loss and immune activation
10 Oxidative Stress / Redox Imbalance ROS, lipid peroxidation, MPO, antioxidant defenses ↑ oxidative stress Contributes to epithelial injury, inflammatory signaling, and impaired healing
11 Leukocyte Trafficking / Adhesion Integrins, MAdCAM-1, ICAM-1, VCAM-1, chemokines ↑ Drives immune-cell recruitment into inflamed intestinal tissue
12 Epithelial Apoptosis / Restitution / Mucosal Healing Caspases, repair pathways, epithelial proliferation and restitution markers Injury ↑, healing impaired Determines whether mucosal damage resolves or progresses to chronic disease
Rank Natural Product Best Fit in IBD Evidence Level Main Rationale Notes
1 Curcumin Mainly Ulcerative Colitis (UC) Best human evidence Strongest overall adjunctive clinical support among common natural products for active UC Anti-inflammatory; NF-κB / cytokines / oxidative stress; mucosal support
2 Indigo naturalis (Qing Dai) Mainly UC Strong efficacy, safety-limited Good human efficacy signals, but safety concerns lower practical rank Anti-colitic; immune/inflammatory modulation; use caution flag for safety
3 Boswellia serrata UC / colitis Older smaller human trials Suggestive remission data and anti-inflammatory relevance, but evidence base is limited 5-LOX / leukotrienes / inflammation / mucosal protection
4 Aloe vera gel Mild-to-moderate UC Small human trial signal Some human improvement signal, though not as strong as curcumin or indigo naturalis Mucosal soothing / anti-inflammatory / healing support
5 Andrographis paniculata / andrographolide Mostly UC Mixed human, stronger preclinical Mechanistically promising, but human benefit is less consistent NF-κB / cytokines / barrier and anti-inflammatory support
6 Carvacrol Experimental colitis / dysbiosis / barrier dysfunction Preclinical Promising anti-colitis terpene with anti-inflammatory, antioxidant, and microbiota-related effects Dysbiosis / intestinal barrier integrity / NF-κB / oxidative stress
7 Thymol Experimental colitis / barrier dysfunction Preclinical Promising anti-colitis terpene with cytokine suppression and NF-κB-related effects Dysbiosis / intestinal barrier integrity / NF-κB / COX-2 / oxidative stress
8 Carvacrol + Thymol Experimental colitis, dysbiosis, bile-acid modulation Preclinical, mechanistically strong Combination may be especially relevant due to microbiota and bile-acid pathway effects in DSS colitis Bifidobacterium / secondary bile acids / barrier support / anti-colitic signaling
9 Peppermint oil Supportive / experimental colitis / GI symptom relief Mainly preclinical for IBD; stronger IBS evidence Menthol-rich oil with anti-inflammatory, antispasmodic, and possible barrier-supportive effects, but limited direct human IBD evidence Menthol / TRP modulation / cytokines / oxidative stress / GI symptom support


Scientific Papers found: Click to Expand⟱
4499- Se,    Selenium and Selenoproteins in Gut Inflammation—A Review
- Review, IBD, NA
*Inflam↓, *IL2↓, *TNF-α↓, *IFN-γ↓, *PPARγ↓,

Showing Research Papers: 1 to 1 of 1

* indicates research on normal cells as opposed to diseased cells
Total Research Paper Matches: 1

Pathway results for Effect on Cancer / Diseased Cells:


Total Targets: 0

Pathway results for Effect on Normal Cells:


Core Metabolism/Glycolysis ⓘ

PPARγ↓, 1,  

Immune & Inflammatory Signaling ⓘ

IFN-γ↓, 1,   IL2↓, 1,   Inflam↓, 1,   TNF-α↓, 1,  
Total Targets: 5

Scientific Paper Hit Count for: PPARγ, Peroxisome proliferator-activated receptor gamma (PPAR-γ or PPARG)
Query results interpretion may depend on "conditions" listed in the research papers.
Such Conditions may include : 
  -low or high Dose
  -format for product, such as nano of lipid formations
  -different cell line effects
  -synergies with other products 
  -if effect was for normal or cancerous cells

Filter Conditions: Pro/AntiFlg:%  IllCat:%  CanType:58  Cells:%  prod#:%  Target#:259  State#:%  Dir#:1
  wNotes=0  sortOrder:rid,rpid

 

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