Dipyridamole / Ferroptosis Cancer Research Results

Dipy, Dipyridamole: Click to Expand ⟱
Features:
Dipyridamole is a medication primarily used for its antiplatelet and vasodilatory effects.(cardiovascular) Dipyridamole is primarily known as a phosphodiesterase inhibitor and anti‐platelet agent.

Mechanism: Dipyridamole inhibits phosphodiesterases (PDEs), enzymes that break down cyclic adenosine monophosphate (cAMP) and cyclic guanosine monophosphate (cGMP).
Cancer Relevance: Increased cyclic nucleotide levels can affect cell proliferation, apoptosis, and differentiation. Elevated cAMP, for example, may contribute to growth arrest or modify signaling cascades in certain cancer cells.

• Dipyridamole has been observed in some studies to exert antioxidant effects.
• There is evidence—albeit less definitive in some cases—that dipyridamole might influence mitochondrial function, potentially altering the balance between ROS production and detoxification.

• By stabilizing mitochondrial membranes or affecting mitochondrial signaling pathways, dipyridamole could reduce the likelihood of excessive ROS generation.

Current literature does not provide strong evidence that dipyridamole directly inhibits the mevalonate pathway??
A) Nucleoside Salvage Blockade
-Tumors often rely on nucleoside salvage under stress.
-Dipyridamole blocks nucleoside uptake → replication stress and DNA synthesis pressure, especially when de novo synthesis is compromised.

B) Metabolic Stress & Redox Effects
-Interferes with PPP/NADPH support in certain contexts.
-Can sensitize cells to oxidative and metabolic stress, tipping stressed tumors toward death.

C) Adenosine Signaling Modulation
-By altering extracellular/intracellular adenosine handling, dipyridamole can modify immune and stress signaling in the tumor microenvironment (context-dependent).

-Chemo-sensitizer (adjunct)	Yes (experimental)
-Chemopreventive candidate	Yes (preclinical/observational)


Ferroptosis, Ferroptosis: Click to Expand ⟱
Source:
Type: type of cell death
Type of programmed cell death dependent on iron.
Ferroptosis is a form of regulated cell death characterized by the accumulation of lipid peroxides to lethal levels. It is distinct from other forms of cell death, such as apoptosis, necrosis, and autophagy. The process of ferroptosis is heavily dependent on iron metabolism and reactive oxygen species (ROS).
The accumulation of lipid peroxides is a hallmark of ferroptosis. This can occur when the antioxidant defenses, such as glutathione and selenoproteins, are overwhelmed or inhibited. Many cancer cells upregulate GPX4 to evade ferroptosis, making it a potential target for therapy. It has been described that GPX4, xCT and ACSL-4 are the main targets in the regulation of ferroptosis.
Scientific Papers found: Click to Expand⟱
4990- Dipy,    Characterization of dipyridamole as a novel ferroptosis inhibitor and its therapeutic potential in acute respiratory distress syndrome management
- in-vivo, Nor, NA
*Ferroptosis↓, *HO-1↓, SOD1↑,

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:


Redox & Oxidative Stress ⓘ

SOD1↑, 1,  
Total Targets: 1

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

Ferroptosis↓, 1,   HO-1↓, 1,  

Cell Death ⓘ

Ferroptosis↓, 1,  
Total Targets: 3

Scientific Paper Hit Count for: Ferroptosis, Ferroptosis
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#:293  Target#:114  State#:%  Dir#:1
  wNotes=0  sortOrder:rid,rpid

 

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