Cinnamon / COX2 Cancer Research Results

Cin, Cinnamon: Click to Expand ⟱
Features:
Cinnamon is a spice from inner bark from several tree species.
Cinnamon refers primarily to bark extracts from Cinnamomum verum (Ceylon cinnamon) and Cinnamomum cassia. Bioactive constituents include cinnamaldehyde, cinnamic acid derivatives, procyanidins, and polyphenols. In cancer models, cinnamon extracts and cinnamaldehyde are most frequently reported to exert anti-proliferative, pro-apoptotic, anti-inflammatory, and anti-angiogenic effects. Mechanistic themes include suppression of NF-κB and PI3K/AKT signaling, modulation of MAPK pathways, induction of mitochondrial apoptosis, and context-dependent ROS elevation in tumor cells. Some studies report inhibition of HIF-1α and glycolytic signaling, though cinnamon is not a direct enzymatic Warburg inhibitor. Effects vary substantially depending on species (Ceylon vs Cassia), preparation (aqueous vs ethanol extract), and dose. Human oncology data remain limited and largely preclinical.

Biological activity, cinnamaldehyde from Ceylon cinnamon:
Antimicrobial activity: 10-50 μM
Antioxidant activity: 10-100 μM
Anti-inflammatory activity: 20-50 μM
Anticancer activity: 50-100 μM
Cardiovascular health: 20-50 μM

5 g of Ceylon cinnamon might contain roughly between 30 mg and 150 mg of cinnamaldehyde, with an approximate mid-range estimate of about 70 mg.
Assuming a moderate supplemental intake 50–200 mg of cinnamaldehyde, peak plasma levels might be anticipated in the vicinity of 1–10 μM.

Cancer Pathway Table: Cinnamon

Rank Pathway / Axis Cancer / Tumor Context Normal Tissue Context TSF Primary Effect Notes / Interpretation
1 NF-κB inflammatory / survival signaling NF-κB ↓; COX-2 ↓; cytokines ↓ (reported) Inflammatory tone ↓ R, G Anti-inflammatory / anti-survival One of the more consistently reported mechanisms across tumor models.
2 PI3K → AKT → mTOR axis PI3K/AKT ↓; proliferation ↓ (model-dependent) ↔ R, G Growth signaling suppression Frequently observed downstream of cinnamaldehyde exposure.
3 Intrinsic apoptosis (mitochondrial pathway) Bax ↑; Bcl-2 ↓; caspases ↑ (reported) Minimal activation at lower exposure G Apoptotic induction Apoptosis induction often associated with mitochondrial depolarization.
4 ROS modulation (dose-dependent) ROS ↑ (tumor contexts); apoptosis ↑ Antioxidant activity at low exposure P, R Redox modulation Cinnamaldehyde may increase ROS in cancer cells while acting antioxidant at lower doses.
5 MAPK pathways (ERK / JNK / p38) Stress-MAPK modulation (context-dependent) ↔ P, R, G Signal reprogramming JNK/p38 activation reported in apoptosis models; ERK modulation varies.
6 HIF-1α / glycolysis signaling HIF-1α ↓; glycolytic gene expression ↓ (reported) ↔ R, G Indirect Warburg modulation Not a direct enzyme inhibitor; metabolic effects appear secondary to survival pathway suppression.
7 Angiogenesis (VEGF signaling) VEGF ↓; angiogenesis ↓ (reported) ↔ G Anti-angiogenic Observed in some in vitro and animal models.
8 Cell-cycle regulation (G1/G2-M arrest) Cell-cycle arrest ↑ (reported) ↔ G Cytostasis Associated with reduced Cyclin/CDK expression.
9 Metastasis / EMT modulation MMPs ↓; migration ↓ (reported) ↔ G Anti-invasive phenotype Likely downstream of NF-κB and PI3K modulation.
10 Safety / composition constraint (coumarin content) High cassia intake may pose hepatotoxicity risk Generally safe in culinary amounts — Translation constraint Cassia cinnamon contains higher coumarin; Ceylon cinnamon preferred for higher intake.

TSF: P = 0–30 min (redox and early signaling effects), R = 30 min–3 hr (acute pathway modulation), G = >3 hr (apoptosis, angiogenesis, phenotype changes).



COX2, cycloocygenase-2 (Cox-2) mRNA and Cox-2 protein: Click to Expand ⟱
Source: HalifaxProj(inhibit)
Type:
Cyclooxygenase-2 (COX-2) is an enzyme that plays a critical role in the conversion of arachidonic acid to prostaglandins, which are lipid compounds involved in various physiological processes, including inflammation, pain, and fever. COX-2 is an inducible enzyme, meaning its expression is typically low in normal tissues but can be upregulated in response to inflammatory stimuli, growth factors, and certain oncogenic signals.
-Cyclooxygenase-2 (COX-2), the rate-limiting enzyme in prostaglandin biosynthesis, plays a key role in inflammation and circulatory homeostasis.
-COX-2 is an inducible enzyme that is upregulated in response to pro-inflammatory signals, including cytokines (e.g., IL-1β, TNF-α) and growth factors.

COX-2 is often overexpressed in various tumors, including colorectal, breast, lung, and prostate cancers.
The prostaglandins produced by COX-2, particularly prostaglandin E2 (PGE2), have several effects that can facilitate cancer progression:
Cell Proliferation: PGE2 can promote the proliferation of cancer cells by activating signaling pathways such as the PI3K/Akt and MAPK pathways.
Nonselective NSAIDs, such as aspirin and ibuprofen, inhibit both COX-1 and COX-2. Epidemiological studies have suggested that regular use of NSAIDs may reduce the risk of certain cancers, particularly colorectal cancer.
Drugs specifically targeting COX-2, such as celecoxib, have been developed.

COX-2 and xanthine oxidase are ROS-producing pro-oxidant enzymes that contribute to inflammation. Elevated COX‑2 levels, often found in inflammatory conditions or certain types of cancers, can contribute to increased production of ROS.
Scientific Papers found: Click to Expand⟱
3892- Cin,    Cinnamon from the selection of traditional applications to its novel effects on the inhibition of angiogenesis in cancer cells and prevention of Alzheimer's disease, and a series of functions such as antioxidant, anticholesterol, antidiabetes, antibacterial, antifungal, nematicidal, acaracidal, and repellent activities
- Review, AD, NA - Review, Var, NA
*antiOx↑, *Inflam↓, *cardioP↑, angioG↓, VEGF↓, *LDL↓, COX2↓, Hif1a↓, *Aβ↓, *tau↓, *toxicity↓,

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:


Angiogenesis & Vasculature ⓘ

angioG↓, 1,   Hif1a↓, 1,   VEGF↓, 1,  

Immune & Inflammatory Signaling ⓘ

COX2↓, 1,  
Total Targets: 4

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

antiOx↑, 1,  

Core Metabolism/Glycolysis ⓘ

LDL↓, 1,  

Immune & Inflammatory Signaling ⓘ

Inflam↓, 1,  

Synaptic & Neurotransmission ⓘ

tau↓, 1,  

Protein Aggregation ⓘ

Aβ↓, 1,  

Functional Outcomes ⓘ

cardioP↑, 1,   toxicity↓, 1,  
Total Targets: 7

Scientific Paper Hit Count for: COX2, cycloocygenase-2 (Cox-2) mRNA and Cox-2 protein
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#:62  Target#:66  State#:%  Dir#:1
  wNotes=0  sortOrder:rid,rpid

 

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