Urolithin / RadioS Cancer Research Results

Uro, Urolithin: Click to Expand ⟱
Features:
Urolithins are gut microbiota–derived dibenzopyran-6-one metabolites formed from ellagitannins → ellagic acid. They are the bioactive, systemically relevant forms responsible for most of the anticancer, mitochondrial, and signaling effects attributed to pomegranate and berry consumption.
Ellagic acid itself is largely confined to the gut lumen; urolithins are what reach circulation and tissues.

Urolithin A (UA), Most studied; mitophagy, anticancer, anti-inflammatory
Humans fall into urolithin metabotypes:
Metabotype	Description	            Approx. Population
A	        Produces UA (best profile)	~40%
B	        Produces UB ± UA	       ~25–30%
0	        Non-producer	                ~30%

ROS Modulation (Context-Dependent)
Cancer cells:
-Mild ROS ↑ or redox stress → apoptosis, growth arrest
Normal cells:
-ROS ↓, improved mitochondrial efficiency

This duality is why urolithins are less chemo-antagonistic than classic antioxidants.

Anticancer Signaling
↓ PI3K/AKT/mTOR
↓ Wnt/β-catenin
↓ NF-κB, STAT3
Cell-cycle arrest (G1/S)

Unlike sulforaphane or NAC, urolithins:
-Do not strongly upregulate NRF2 in cancer cells
-May normalize NRF2 signaling in normal cells
Direct Urolithin A Supplements: Bypass microbiome dependency

Urolithin A–type activity — Cancer vs Normal Cell Effects
Rank Pathway / Axis Cancer Cells Normal Cells Label Primary Interpretation Notes
1 Mitophagy / mitochondrial quality control (PINK1–Parkin axis) ↑ mitophagy → loss of mitochondrial reserve ↑ mitophagy → improved mitochondrial fitness Driver Mitochondrial pruning and quality enforcement Urolithins selectively stress cancer cells by removing dysfunctional mitochondria while rejuvenating normal-cell mitochondrial pools
2 Mitochondrial metabolism / bioenergetics ↓ metabolic flexibility; ↓ ATP resilience ↑ oxidative efficiency Driver Energy stress vs optimization Cancer cells are less able to compensate for enforced mitochondrial turnover
3 Reactive oxygen species (ROS) ↑ ROS (secondary to mitochondrial stress) ↓ ROS Secondary Metabolism-linked redox shift ROS changes arise from altered mitochondrial populations, not direct redox cycling
4 AMPK / mTOR nutrient-sensing axis ↑ AMPK; ↓ mTOR signaling ↑ AMPK (adaptive) Secondary Catabolic pressure and growth restraint Energy-sensing pathways reinforce growth suppression in metabolically stressed tumor cells
5 Cell cycle regulation ↓ proliferation / ↑ arrest ↔ spared Phenotypic Cytostatic growth limitation Growth inhibition reflects bioenergetic insufficiency rather than direct CDK inhibition
6 Inflammatory signaling (NF-κB / cytokines) ↓ pro-tumor inflammation ↓ inflammatory tone Secondary Anti-inflammatory modulation Reduced inflammation contributes to chemopreventive and microenvironmental effects
7 NRF2 antioxidant response ↑ NRF2 (adaptive, secondary) ↑ NRF2 (protective) Adaptive Redox homeostasis reinforcement NRF2 activation reflects improved mitochondrial quality and reduced oxidative burden rather than a cytotoxic mechanism
8 Apoptosis sensitivity ↑ sensitivity to apoptosis (stress-context dependent) ↓ apoptosis Phenotypic Threshold-dependent cell death Apoptosis occurs when mitochondrial and energetic stress exceed adaptive capacity


RadioS, RadioSensitizer: Click to Expand ⟱
Source:
Type:
A radiosensitizer is an agent that makes cancer cells more sensitive to the damaging effects of radiation therapy. By using a radiosensitizer, clinicians aim to enhance the effectiveness of radiation treatment by either increasing the damage incurred by tumor cells or by interfering with the cancer cells’ repair mechanisms. This can potentially allow for lower doses of radiation, reduced side effects, or improved treatment outcomes.
Pathways that help Radiosensitivity: downregulating HIF-1α, increase SIRT1, Txr

List of Natural Products with radiosensitizing properties:
-Curcumin:modulate NF-κB, STAT3 and has been shown in preclinical studies to enhance the effects of radiation by inhibiting cell survival pathways.
-Resveratrol:
-EGCG:
-Quercetin:
-Genistein:
-Parthenolide:

How radiosensitizers inhibit the thioredoxin (Trx) system in cellular contexts. Notable radiosensitizers, including:
-gold nanoparticles (GNPs),
-gold triethylphosphine cyanide ([Au(SCN) (PEt3)]),
-auranofin, ceria nanoparticles (CONPs),
-curcumin and its derivatives,
-piperlongamide,
-indolequinone derivatives,
-micheliolide,
-motexafin gadolinium, and
-ethane selenide selenidazole derivatives (SeDs)
Scientific Papers found: Click to Expand⟱
4833- Uro,    Unveiling the potential of Urolithin A in Cancer Therapy: Mechanistic Insights to Future Perspectives of Nanomedicine
- Review, Var, NA - Review, AD, NA - Review, IBD, NA
BioAv↝, TumAuto↝, TumCG↓, TumMeta↓, ChemoSen↑, Imm↑, RadioS↑, BioAv↑, other↝, eff↓, *antiOx↓, *Inflam↓, AntiCan↓, AntiAge↑, chemoP↑, *neuroP↑, *ROS↓, *cognitive↑, *lipid-P↓, *cardioP↑, *TNF-α↓, *IL6↓, GutMicro↑, TumCCA↑, Apoptosis↑, angioG↓, NF-kB↓, PI3K↓, Akt↓, Casp↑, survivin↓, TumCP↓, cycD1/CCND1↓, cMyc↑, BAX↑, Bcl-2↓, COX2↓, P53↑, p38↑, *ROS↓, *SOD↑, *GPx↑, SIRT1↑, FOXO1↑, eff↑, ChemoSen↑,

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:


Core Metabolism/Glycolysis ⓘ

cMyc↑, 1,   SIRT1↑, 1,  

Cell Death ⓘ

Akt↓, 1,   Apoptosis↑, 1,   BAX↑, 1,   Bcl-2↓, 1,   Casp↑, 1,   p38↑, 1,   survivin↓, 1,  

Transcription & Epigenetics ⓘ

other↝, 1,  

Autophagy & Lysosomes ⓘ

TumAuto↝, 1,  

DNA Damage & Repair ⓘ

P53↑, 1,  

Cell Cycle & Senescence ⓘ

cycD1/CCND1↓, 1,   TumCCA↑, 1,  

Proliferation, Differentiation & Cell State ⓘ

FOXO1↑, 1,   PI3K↓, 1,   TumCG↓, 1,  

Migration ⓘ

TumCP↓, 1,   TumMeta↓, 1,  

Angiogenesis & Vasculature ⓘ

angioG↓, 1,  

Immune & Inflammatory Signaling ⓘ

COX2↓, 1,   Imm↑, 1,   NF-kB↓, 1,  

Drug Metabolism & Resistance ⓘ

BioAv↑, 1,   BioAv↝, 1,   ChemoSen↑, 2,   eff↓, 1,   eff↑, 1,   RadioS↑, 1,  

Clinical Biomarkers ⓘ

GutMicro↑, 1,  

Functional Outcomes ⓘ

AntiAge↑, 1,   AntiCan↓, 1,   chemoP↑, 1,  
Total Targets: 33

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

antiOx↓, 1,   GPx↑, 1,   lipid-P↓, 1,   ROS↓, 2,   SOD↑, 1,  

Immune & Inflammatory Signaling ⓘ

IL6↓, 1,   Inflam↓, 1,   TNF-α↓, 1,  

Clinical Biomarkers ⓘ

IL6↓, 1,  

Functional Outcomes ⓘ

cardioP↑, 1,   cognitive↑, 1,   neuroP↑, 1,  
Total Targets: 12

Scientific Paper Hit Count for: RadioS, RadioSensitizer
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:%  Cells:%  prod#:383  Target#:1107  State#:%  Dir#:2
  wNotes=0  sortOrder:rid,rpid

 

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