Chrysin / COX2 Cancer Research Results

CHr, Chrysin: Click to Expand ⟱
Features:
Chrysin is found in passion flower and honey. It is a flavonoid.
-To reach plasma levels that might more closely match the concentrations used in in vitro studies (typically micromolar), considerably high doses or advanced delivery mechanisms would be necessary.
Chrysin is widely summarized as modulating PI3K/Akt and MAPK pathways in cancer.

-Note half-life 2 hrs, BioAv very poor often <1%
Pathways:
Graphical Pathways

- may induce ROS production
- ROS↑ related: MMP↓(ΔΨm), ER Stress↑, UPR↑, GRP78↑, Ca+2↑, Cyt‑c↑, Caspases↑, DNA damage↑, cl-PARP↑, HSP↓
- May Lower AntiOxidant defense in Cancer Cells: NRF2↓, GSH↓ HO1↓
- May Raise AntiOxidant defense in Normal Cells: ROS↓, NRF2↑, SOD↑, GSH↑, Catalase↑,
- lowers Inflammation : NF-kB↓, COX2↓">COX2↓, Pro-Inflammatory Cytokines : IL-1β↓, TNF-α↓, IL-6↓,
- inhibit Growth/Metastases : TumMeta↓, TumCG↓, EMT↓, MMP2↓, MMP9↓, TIMP2, uPA↓, VEGF↓, ROCK1↓, FAK↓, RhoA↓, NF-κB↓, ERK↓
- reactivate genes thereby inhibiting cancer cell growth : HDAC↓, P53↑, HSP↓,
- cause Cell cycle arrest : TumCCA↑, cyclin D1↓, CDK2↓, CDK4↓,
- inhibits Migration/Invasion : TumCMig↓, TumCI↓, FAK↓, ERK↓, EMT↓, TOP1↓, TET1↓,
- inhibits glycolysis and ATP depletion : HIF-1α↓, cMyc↓, GLUT1↓, LDH↓, HK2↓, PDKs↓, HK2↓, GRP78↑, GlucoseCon↓
- inhibits angiogenesis↓ : VEGF↓, HIF-1α↓, Notch↓, PDGF↓, EGFR↓,
- Others: PI3K↓, AKT↓, STAT↓, Wnt↓, AMPK↓, ERK↓, JNK, TrxR,
- Synergies: chemo-sensitization, chemoProtective, RadioSensitizer, Others(review target notes), Neuroprotective, Cognitive, Renoprotection, Hepatoprotective, CardioProtective,

- Selectivity: Cancer Cells vs Normal Cells

Rank Pathway / Axis Cancer Cells Normal Cells TSF Primary Effect Notes / Interpretation
1 PI3K → AKT (± mTOR) survival axis ↓ PI3K/AKT (often ↓ p-AKT; downstream growth signals ↓) ↔ R, G Growth/survival suppression Frequently reported hub effect; contributes to reduced proliferation and sensitization to stress/apoptosis programs.
2 Intrinsic apoptosis (p53/Bcl-2 family → caspase-9/3) ↑ p53 axis (context); Bax↑/Bcl-2↓; ↑ caspase-9/3; apoptosis ↑ ↔ (generally less activation) G Apoptosis execution Common endpoint across many tumor models; often downstream of survival-pathway suppression and stress signaling.
3 ER stress / UPR (PERK and related arms) ER stress ↑; UPR activation ↑ ↔ R, G Stress-to-death coupling ER stress has been directly shown in chrysin-treated cancer cells and can couple to apoptosis.
4 JAK / STAT3 signaling ↓ STAT3 signaling (context) ↔ R, G Anti-survival transcription STAT3 inhibition is reported in cancer models and often aligns with reduced proliferation and increased apoptosis.
5 ROS / oxidative stress (context-dependent) ROS modulation (often ↑ mitochondrial ROS in tumor models) ↔ / antioxidant behavior in some contexts P, R, G Stress amplifier (variable) Direction depends on dose/model; avoid absolute “ROS always ↑/↓”. Oxidative stress + DDR has been linked to anti-angiogenic effects in vivo in melanoma models.
6 MAPK re-wiring (ERK / JNK / p38) MAPK shifts; JNK/p38 often stress-activated; ERK variable ↔ P, R, G Signal reprogramming MAPK effects differ by cell line; chrysin can suppress JNK/ERK signaling to reduce MMP-9 in some models.
7 Cell-cycle arrest / proliferation control Cell-cycle arrest ↑; proliferation ↓ ↔ G Cytostasis Often observed as later phenotype-level outcomes, downstream of signaling changes.
8 Invasion / metastasis (MMP-9; EMT programs) MMP-9 ↓; migration/invasion ↓ (context) ↔ G Anti-invasive phenotype Chrysin can reduce MMP-9 expression via AP-1 suppression and MAPK pathway effects in certain cancer models.
9 Angiogenesis (VEGF/angiogenic outputs) Angiogenesis outputs ↓ (context) ↔ G Anti-angiogenic support In melanoma models, chrysin has been associated with angiogenesis regression linked to oxidative stress and DNA damage response.
10 Bioavailability constraint (oral PK limitation) Systemic exposure often low without formulation — — Translation constraint Native chrysin oral bioavailability is extremely low due to poor solubility and extensive glucuronidation/sulfation with efflux; formulation strategies are commonly required for systemic effects.

Time-Scale Flag (TSF): P / R / G

  • P: 0–30 min (primary/physical–chemical effects; rapid signaling / phosphorylation shifts)
  • R: 30 min–3 hr (acute stress-response and redox signaling)
  • G: >3 hr (gene-regulatory adaptation and phenotype-level outcomes)
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⟱
2794- CHr,    An updated review on the versatile role of chrysin in neurological diseases: Chemistry, pharmacology, and drug delivery approaches
- Review, Park, NA - Review, Stroke, NA
*neuroP↑, *ROS↓, *Inflam↓, *Apoptosis↓, *IL1β↓, *TNF-α↓, *COX2↓, *iNOS↓, *NF-kB↓, *JNK↓, *HDAC↓, *GSK‐3β↓, *IFN-γ↓, *IL17↓, *GSH↑, *NRF2↑, *HO-1↑, *SOD↑, *MDA↓, *NO↓, *GPx↑, *TBARS↓, *AChE↓, *GR↑, *Catalase↑, *VitC↑, *memory↑, *lipid-P↓, *ROS↓,
2796- CHr,    Chemopreventive effect of chrysin, a dietary flavone against benzo(a)pyrene induced lung carcinogenesis in Swiss albino mice
- in-vivo, Lung, NA
PCNA↓, COX2↓, NF-kB↓, chemoPv↑, *SOD↑, *Catalase↓, *GR↓, *GPx↓, *lipid-P↓, *COX2↓, *NF-kB↓, *ROS↓,
2788- CHr,    Chrysin: Sources, beneficial pharmacological activities, and molecular mechanism of action
- Review, Var, NA
*neuroP↑, *Inflam↓, *ROS↓, NF-kB↓, *PCNA↓, *COX2↓, ChemoSen↑, Hif1a↓, angioG↓, *chemoPv↑, PDGF↓, *memory↑, *RenoP↑, *PPARα↑, *lipidLev↓, *hepatoP↑, *cardioP⇅, *BioAv↓,
2780- CHr,    Anti-cancer Activity of Chrysin in Cancer Therapy: a Systematic Review
- Review, Var, NA
*antiOx↑, Inflam↓, *hepatoP↑, AntiCan↑, Cyt‑c↑, Casp3↑, XIAP↓, p‑Akt↓, PI3K↑, Apoptosis↑, COX2↓, FAK↓, AMPK↑, STAT3↑, MMP↓, DNAdam↑, BAX↑, Bak↑, Casp9↑, p38↑, MAPK↑, TumCCA↑, ChemoSen↑, HDAC8↓, Wnt↓, NF-kB↓, angioG↓, BioAv↓,
2781- CHr,  PBG,    Chrysin a promising anticancer agent: recent perspectives
- Review, Var, NA
PI3K↓, Akt↓, mTOR↓, MMP9↑, uPA↓, VEGF↓, AR↓, Casp↑, TumMeta↓, TumCCA↑, angioG↓, BioAv↓, *hepatoP↑, *neuroP↑, *SOD↑, *GPx↑, *ROS↓, *Inflam↓, *Catalase↑, *MDA↓, ROS↓, BBB↑, Half-Life↓, BioAv↑, ROS↑, eff↑, ROS↑, ROS↑, lipid-P↑, ER Stress↑, NOTCH1↑, NRF2↓, p‑FAK↓, Rho↓, PCNA↓, COX2↓, NF-kB↓, PDK1↓, PDK3↑, GLUT1↓, Glycolysis↓, mt-ATP↓, Ki-67↓, cMyc↓, ROCK1↓, TOP1↓, TNF-α↓, IL1β↓, CycB/CCNB1↓, CDK2↓, EMT↓, STAT3↓, PD-L1↓, IL2↑,
2783- CHr,    Apoptotic Effects of Chrysin in Human Cancer Cell Lines
- Review, Var, NA
TumCP↓, Apoptosis↑, Casp↑, PCNA↓, p38↑, NF-kB↑, DNAdam↑, XIAP↓, Cyt‑c↑, Casp3↑, Akt↓, SCF↓, hTERT/TERT↓, COX2↓, *Inflam↓, *antiOx↑, *chemoPv↑, AR-V7?, CYP19?,
2784- CHr,    Chrysin targets aberrant molecular signatures and pathways in carcinogenesis (Review)
- Review, Var, NA
Apoptosis↑, TumCMig↓, *toxicity↝, ChemoSen↑, *BioAv↓, Dose↝, neuroP↑, *P450↓, *ROS↓, *HDL↑, *GSTs↑, *SOD↑, *Catalase↑, *MAPK↓, *NF-kB↓, *PTEN↑, *VEGF↑, ROS↑, MMP↓, Ca+2↑, selectivity↑, PCNA↓, Twist↓, EMT↓, CDKN1C↑, p‑STAT3↑, MMP2↓, MMP9↓, eff↑, cycD1/CCND1↓, hTERT/TERT↓, CLDN1↓, TumVol↓, OS↑, COX2↓, eff↑, CDK2↓, CDK4↓, selectivity↑, TumCCA↑, E-cadherin↑, HK2↓, HDAC↓,
2785- CHr,    Emerging cellular and molecular mechanisms underlying anticancer indications of chrysin
- Review, Var, NA
*NF-kB↓, *COX2↓, *iNOS↓, angioG↓, TOP1↓, HDAC↓, TNF-α↓, IL1β↓, cardioP↑, RenoP↑, neuroP↑, LDL↓, BioAv↑, eff↑, cycD1/CCND1↓, hTERT/TERT↓, MMP-10↓, Akt↓, STAT3↓, VEGF↓, EGFR↓, Snail↓, Slug↓, Vim↓, E-cadherin↑, eff↑, TET1↑, ROS↑, mTOR↓, PPARα↓, ER Stress↑, Ca+2↑, ERK↓, MMP↑, Cyt‑c↑, Casp3↑, HK2↓, NRF2↓, HO-1↓, MMP2↓, MMP9↓, Fibronectin↓, GRP78/BiP↑, XBP-1↓, p‑eIF2α↑, *AST↓, ALAT↓, ALP↓, LDH↓, COX2↑, Bcl-xL↓, IL6↓, PGE2↓, iNOS↓, DNAdam↑, UPR↑, Hif1a↓, EMT↓, Twist↓, lipid-P↑, CLDN1↓, PDK1↓, IL10↓, TLR4↓, NOTCH1↑, PARP↑, Mcl-1↓, XIAP↓,
2789- CHr,    Anticancer Activity of Ether Derivatives of Chrysin
- Review, Var, NA
eff↑, COX2↓, PGE2↓, eff↑,
1084- LT,  CHr,    Luteolin and chrysin differentially inhibit cyclooxygenase-2 expression and scavenge reactive oxygen species but similarly inhibit prostaglandin-E2 formation in RAW 264.7 cells
- in-vitro, Nor, RAW264.7
*COX2↓, *COX2∅, *PGE2↓, *ROS↓,

Showing Research Papers: 1 to 10 of 10

* indicates research on normal cells as opposed to diseased cells
Total Research Paper Matches: 10

Pathway results for Effect on Cancer / Diseased Cells:


Redox & Oxidative Stress ⓘ

HO-1↓, 1,   lipid-P↑, 2,   NRF2↓, 2,   ROS↓, 1,   ROS↑, 5,  

Mitochondria & Bioenergetics ⓘ

mt-ATP↓, 1,   MMP↓, 2,   MMP↑, 1,   XIAP↓, 3,  

Core Metabolism/Glycolysis ⓘ

ALAT↓, 1,   AMPK↑, 1,   cMyc↓, 1,   Glycolysis↓, 1,   HK2↓, 2,   LDH↓, 1,   LDL↓, 1,   PDK1↓, 2,   PDK3↑, 1,   PPARα↓, 1,  

Cell Death ⓘ

Akt↓, 3,   p‑Akt↓, 1,   Apoptosis↑, 3,   Bak↑, 1,   BAX↑, 1,   Bcl-xL↓, 1,   Casp↑, 2,   Casp3↑, 3,   Casp9↑, 1,   Cyt‑c↑, 3,   hTERT/TERT↓, 3,   iNOS↓, 1,   MAPK↑, 1,   Mcl-1↓, 1,   p38↑, 2,  

Protein Folding & ER Stress ⓘ

p‑eIF2α↑, 1,   ER Stress↑, 2,   GRP78/BiP↑, 1,   UPR↑, 1,   XBP-1↓, 1,  

DNA Damage & Repair ⓘ

DNAdam↑, 3,   PARP↑, 1,   PCNA↓, 4,  

Cell Cycle & Senescence ⓘ

CDK2↓, 2,   CDK4↓, 1,   CycB/CCNB1↓, 1,   cycD1/CCND1↓, 2,   TumCCA↑, 3,  

Proliferation, Differentiation & Cell State ⓘ

AR-V7?, 1,   EMT↓, 3,   ERK↓, 1,   HDAC↓, 2,   HDAC8↓, 1,   mTOR↓, 2,   NOTCH1↑, 2,   PI3K↓, 1,   PI3K↑, 1,   SCF↓, 1,   STAT3↓, 2,   STAT3↑, 1,   p‑STAT3↑, 1,   TOP1↓, 2,   Wnt↓, 1,  

Migration ⓘ

Ca+2↑, 2,   CDKN1C↑, 1,   CLDN1↓, 2,   E-cadherin↑, 2,   FAK↓, 1,   p‑FAK↓, 1,   Fibronectin↓, 1,   Ki-67↓, 1,   MMP-10↓, 1,   MMP2↓, 2,   MMP9↓, 2,   MMP9↑, 1,   PDGF↓, 1,   Rho↓, 1,   ROCK1↓, 1,   Slug↓, 1,   Snail↓, 1,   TET1↑, 1,   TumCMig↓, 1,   TumCP↓, 1,   TumMeta↓, 1,   Twist↓, 2,   uPA↓, 1,   Vim↓, 1,  

Angiogenesis & Vasculature ⓘ

angioG↓, 4,   EGFR↓, 1,   Hif1a↓, 2,   VEGF↓, 2,  

Barriers & Transport ⓘ

BBB↑, 1,   GLUT1↓, 1,  

Immune & Inflammatory Signaling ⓘ

COX2↓, 6,   COX2↑, 1,   IL10↓, 1,   IL1β↓, 2,   IL2↑, 1,   IL6↓, 1,   Inflam↓, 1,   NF-kB↓, 4,   NF-kB↑, 1,   PD-L1↓, 1,   PGE2↓, 2,   TLR4↓, 1,   TNF-α↓, 2,  

Hormonal & Nuclear Receptors ⓘ

AR↓, 1,   CYP19?, 1,  

Drug Metabolism & Resistance ⓘ

BioAv↓, 2,   BioAv↑, 2,   ChemoSen↑, 3,   Dose↝, 1,   eff↑, 7,   Half-Life↓, 1,   selectivity↑, 2,  

Clinical Biomarkers ⓘ

ALAT↓, 1,   ALP↓, 1,   AR↓, 1,   EGFR↓, 1,   hTERT/TERT↓, 3,   IL6↓, 1,   Ki-67↓, 1,   LDH↓, 1,   PD-L1↓, 1,  

Functional Outcomes ⓘ

AntiCan↑, 1,   cardioP↑, 1,   chemoPv↑, 1,   neuroP↑, 2,   OS↑, 1,   RenoP↑, 1,   TumVol↓, 1,  
Total Targets: 130

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

antiOx↑, 2,   Catalase↓, 1,   Catalase↑, 3,   GPx↓, 1,   GPx↑, 2,   GSH↑, 1,   GSTs↑, 1,   HDL↑, 1,   HO-1↑, 1,   lipid-P↓, 2,   MDA↓, 2,   NRF2↑, 1,   ROS↓, 7,   SOD↑, 4,   TBARS↓, 1,   VitC↑, 1,  

Core Metabolism/Glycolysis ⓘ

lipidLev↓, 1,   PPARα↑, 1,  

Cell Death ⓘ

Apoptosis↓, 1,   iNOS↓, 2,   JNK↓, 1,   MAPK↓, 1,  

DNA Damage & Repair ⓘ

PCNA↓, 1,  

Proliferation, Differentiation & Cell State ⓘ

GSK‐3β↓, 1,   HDAC↓, 1,   PTEN↑, 1,  

Angiogenesis & Vasculature ⓘ

NO↓, 1,   VEGF↑, 1,  

Immune & Inflammatory Signaling ⓘ

COX2↓, 5,   COX2∅, 1,   IFN-γ↓, 1,   IL17↓, 1,   IL1β↓, 1,   Inflam↓, 4,   NF-kB↓, 4,   PGE2↓, 1,   TNF-α↓, 1,  

Synaptic & Neurotransmission ⓘ

AChE↓, 1,  

Hormonal & Nuclear Receptors ⓘ

GR↓, 1,   GR↑, 1,  

Drug Metabolism & Resistance ⓘ

BioAv↓, 2,   P450↓, 1,  

Clinical Biomarkers ⓘ

AST↓, 1,  

Functional Outcomes ⓘ

cardioP⇅, 1,   chemoPv↑, 2,   hepatoP↑, 3,   memory↑, 2,   neuroP↑, 3,   RenoP↑, 1,   toxicity↝, 1,  
Total Targets: 50

Scientific Paper Hit Count for: COX2, cycloocygenase-2 (Cox-2) mRNA and Cox-2 protein
10 Chrysin
1 Propolis -bee glue
1 Luteolin
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#:61  Target#:66  State#:%  Dir#:1
  wNotes=0  sortOrder:rid,rpid

 

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