Database Query Results : Chrysin, , UPR

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↓, 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)

UPR, Unfolded Protein Response: Click to Expand ⟱

Source:

Type:

Cellular stress response related to the endoplasmic reticulum (ER) stress, which involves protein folding, quality control, and signaling pathways. The unfolded protein response (UPR) is the cells' way of maintaining the balance of protein folding in the endoplasmic reticulum. (UPR) is triggered by the presence of misfolded proteins in the endoplasmic reticulum.
The UPR is a cellular stress response activated by the accumulation of unfolded or misfolded proteins in the endoplasmic reticulum (ER).
- It is primarily mediated by three ER-resident sensors: IRE1α, PERK, and ATF6.

Cancer cells often experience high levels of protein synthesis, hypoxia, nutrient deprivation, and oxidative stress, all of which can activate the UPR.
– Numerous studies have reported that key UPR components (e.g., GRP78/BiP, IRE1α, PERK, CHOP) are overexpressed in various malignancies such as breast, pancreatic, lung, and prostate cancers.

Unfolded Protein Response is typically upregulated in cancers and is associated with poorer prognosis due to its role in promoting cell survival, adaptation to stress, and therapeutic resistance. Although the UPR harbors the potential for tumor-suppressive (apoptotic) effects under severe stress conditions, its predominant activation in tumors supports an adaptive, protumorigenic state that facilitates cancer progression. Targeting UPR components and modulating this balance remain promising therapeutic strategies.

Scientific Papers found: Click to Expand⟱

2790-

CHr,

Chrysin: Pharmacological and therapeutic properties

Review,

Var,

*hepatoP↑, graphical abstract
*neuroP↓,
*ROS↓,
*cardioP↑,
*Inflam↓,
eff↑, suppression of hTERT and cyclin D1 gene expression in T47D breast cancer cell lines is due to the combined effect of metformin and chrysin
hTERT/TERT↓,
cycD1/CCND1↓,
MMP9↓, nanoparticle-based chrysin in C57B16 mice bearing B16F10 melanoma tumors was markedly presented reductions in the levels of MMP-9, MMP-2, and TERT genes, whereas it enhanced TIMP-2 andTIMP-1 genes expression
MMP2↓,
TIMP1↑,
TIMP2↑,
BioAv↑, nano-encapsulation of chrysin and curcumin improved the delivery of these phytochemicals that significantly inhibited the growth of cancer cells, while it decreased the hTERT gene expression via increased solubility and bioavailability
HK2↓, chrysin treatment restrained tumor growth in HCC xenograft models and significantly reduced HK-2 expression in tumor tissue
ROS↑, showing a significant increase in intracellular reactive oxygen species (ROS), cytotoxicity, mitochondrial membrane potential (MMP) collapse, caspase-3 activation, ADP/ATP ratio, and ultimately apoptosis
MMP↓,
Casp3↑,
ADP:ATP↑,
Apoptosis↑,
ER Stress↑, Likewise, chrysin encouraged endoplasmic reticulum (ER) stress via stimulation of unfolded protein response (UPR
UPR↑,
GRP78/BiP↝, (eIF2Î±), PRKR-like ER kinase (PERK) and 78 kDa glucose-regulated protein (GRP78).
eff↑, silibinin and chrysin synergistically inhibited growth of T47D BCC and downregulated the hTERT and cyclin D1 level
Ca+2↑, Primarily, increased ROS and cytoplasmic Ca 2+ levels alongside induction of cell death and loss of MMP are involved in inhibition of ovarian cancer through chrysin.

2792-

CHr,

Chrysin induces death of prostate cancer cells by inducing ROS and ER stress

in-vitro,

Pca,

DU145

0, 5, 10, 20, 50 and 100 Î¼M

in-vitro,

Pca,

PC3

DNAdam↑, chrysin induced apoptosis of cells evidenced by DNA fragmentation and increasing the population of both DU145 and PC-3 cells in the sub-G1 phase of the cell cycle
TumCCA↑,
MMP↓, chrysin induced loss of mitochondria membrane potential (MMP), while increasing production of reactive oxygen species (ROS) and lipid peroxidation in a dose-dependent manner
ROS↑,
lipid-P↑,
ER Stress↑, Also, it induced endoplasmic reticulum (ER) stress through activation of unfolded protein response (UPR) proteins including PRKR-like ER kinase (PERK), eukaryotic translation initiation factor 2α (eIF2α), and 78 kDa glucose-regulated protein (GRP78)
UPR↑,
PERK↑,
eIF2α↑,
GRP78/BiP↑,
PI3K↓, chrysin-mediated intracellular signaling pathways suppressed phosphoinositide 3-kinase (PI3K) and the abundance of AKT, P70S6K, S6, and P90RSK proteins, but stimulated mitogen-activated protein kinases (MAPK) and activation of ERK1/2 and P38 proteins
Akt↓,
p70S6↓,
MAPK↑,

2782-

CHr,

Broad-Spectrum Preclinical Antitumor Activity of Chrysin: Current Trends and Future Perspectives

Review,

Var,

Review,

Stroke,

Review,

Park,

*antiOx↑, antioxidant, anti-inflammatory, hepatoprotective, neuroprotective
*Inflam↓, inhibitory effect of chrysin on inflammation and oxidative stress is also important in Parkinson’s disease
*hepatoP↑,
*neuroP↑,
*BioAv↓, Accumulating data demonstrates that poor absorption, rapid metabolism, and systemic elimination are responsible for poor bioavailability of chrysin in humans that, subsequently, restrict its therapeutic effects
*cardioP↑, cardioprotective [69], lipid-lowering effect [70]
*lipidLev↓,
*RenoP↑, Renoprotective
*TNF-α↓, chrysin reduces levels of pro-inflammatory cytokines, such as tumor necrosis factor-α (TNF-α) and interleukin-2 (IL-2).
*IL2↓,
*PI3K↓, induction of the PI3K/Akt signaling pathway by chrysin contributes to a reduction in oxidative stress and inflammation during cerebral I/R injury
*Akt↓,
*ROS↓,
*cognitive↑, Chrysin (25, 50, and 100 mg/kg) improves cognitive capacity, inflammation, and apoptosis to ameliorate traumatic brain injury
eff↑, chrysin and silibinin is beneficial in suppressing breast cancer malignancy via decreasing cancer proliferation
cycD1/CCND1↓, chrysin and silibinin induced cell cycle arrest via down-regulation of cyclin D1 and hTERT
hTERT/TERT↓,
VEGF↓, Administration of chrysin is associated with the disruption of hypoxia-induced VEGF gene expression
p‑STAT3↓, chrysin is capable of reducing STAT3 phosphorylation in hypoxic conditions without affecting the HIF-1α protein level.
TumMeta↓, chrysin is a potent agent in suppressing metastasis and proliferation of breast cancer cells during hypoxic conditions
TumCP↓,
eff↑, combination therapy of breast cancer cells using chrysin and metformin exerts a synergistic effect and is more efficient compared to chrysin alone
eff↑, combination of quercetin and chrysin reduced levels of pro-inflammatory factors, such as IL-1β, Il-6, TNF-α, and IL-10, via NF-κB down-regulation.
IL1β↓,
IL6↓,
NF-kB↓,
ROS↑, after chrysin administration, an increase occurs in levels of ROS that, subsequently, impairs the integrity of the mitochondrial membrane, leading to cytochrome C release and apoptosis induction
MMP↓,
Cyt‑c↑,
Apoptosis↑,
ER Stress↑, in addition to mitochondria, ER can also participate in apoptosis
Ca+2↑, Upon chrysin administration, an increase occurs in levels of ROS and cytoplasmic Ca2+ that mediate apoptosis induction in OC cells
TET1↑, In MKN45 cells, chrysin promotes the expression of TET1
Let-7↑, Chrysin is capable of promoting the expression of miR-9 and Let-7a as onco-suppressor factors in cancer to inhibit the proliferation of GC cells
Twist↓, Down-regulation of NF-κB, and subsequent decrease in Twist/EMT are mediated by chrysin administration, negatively affecting cervical cancer metastasis
EMT↓,
TumCCA↑, nduction of cell cycle arrest and apoptosis via up-regulation of caspase-3, caspase-9, and Bax are mediated by chrysin
Casp3↑,
Casp9↑,
BAX↑,
HK2↓, Chrysin administration (15, 30, and 60 mM) reduces the expression of HK-2 in hepatocellular carcinoma (HCC) cells to impair glucose uptake and lactate production.
GlucoseCon↓,
lactateProd↓,
Glycolysis↓, In addition to glycolysis metabolism impairment, the inhibitory effect of chrysin on HK-2 leads to apoptosis
SHP1↑, upstream modulator of STAT3 known as SHP-1 is up-regulated by chrysin
N-cadherin↓, Furthermore, N-cadherin and E-cadherin are respectively down-regulated and up-regulated upon chrysin administration in inhibiting melanoma invasion
E-cadherin↑,
UPR↑, chrysin substantially diminishes survival by ER stress induction via stimulating UPR, PERK, ATF4, and elF2α
PERK↑,
ATF4↑,
eIF2α↑,
RadioS↑, Irradiation combined with chrysin exerts a synergistic effect
NOTCH1↑, Irradiation combined with chrysin exerts a synergistic effect
NRF2↓, in reducing Nrf2 expression, chrysin down-regulates the expression of ERK and PI3K/Akt pathways—leading to an increase in the efficiency of doxorubicin in chemotherapy
BioAv↑, chrysin at the tumor site by polymeric nanoparticles leads to enhanced anti-tumor activity, due to enhanced cellular uptake
eff↑, Chrysin- and curcumin-loaded nanoparticles significantly promote the expression of TIMP-1 and TIMP-2 to exert a reduction in melanoma invasion

2785-

CHr,

Emerging cellular and molecular mechanisms underlying anticancer indications of chrysin

Review,

Var,

*NF-kB↓, suppressed pro-inflammatory cytokine expression and histamine release, downregulated nuclear factor kappa B (NF-kB), cyclooxygenase 2 (COX-2), and inducible nitric oxide synthase (iNOS)
*COX2↓,
*iNOS↓,
angioG↓, upregulated apoptotic pathways [28], inhibited angiogenesis [29] and metastasis formation
TOP1↓, suppressed DNA topoisomerases [31] and histone deacetylase [32], downregulated tumor necrosis factor α (TNF-α) and interleukin 1β (IL-1β)
HDAC↓,
TNF-α↓,
IL1β↓,
cardioP↑, promoted protective signaling pathways in the heart [34], kidney [35] and brain [8], decreased cholesterol level
RenoP↑,
neuroP↑,
LDL↓,
BioAv↑, bioavailability of chrysin in the oral route of administration was appraised to be 0.003–0.02% [55], the maximum plasma concentration—12–64 nM
eff↑, Chrysin alone and potentially in combination with metformin decreased cyclin D1 and hTERT gene expression in the T47D breast cancer cell line
cycD1/CCND1↓,
hTERT/TERT↓,
MMP-10↓, Chrysin pretreatment inhibited MMP-10 and Akt signaling pathways
Akt↓,
STAT3↓, Chrysin declined hypoxic survival, inhibited activation of STAT3, and reduced VEGF expression in hypoxic cancer cells
VEGF↓,
EGFR↓, chrysin to inhibit EGFR was reported in a breast cancer stem cell model [
Snail↓, chrysin downregulated MMP-10, reduced snail, slug, and vimentin expressions increased E-cadherin expression, and inhibited Akt signaling pathway in TNBC cells, proposing that chrysin possessed a reversal activity on EMT
Slug↓,
Vim↓,
E-cadherin↑,
eff↑, Fabrication of chrysin-attached to silver and gold nanoparticles crossbred reduced graphene oxide nanocomposites led to augmentation of the generation of ROS-induced apoptosis in breast cancer
TET1↑, Chrysin induced augmentation in TET1
ROS↑, Pretreatment with chrysin induced ROS formation, and consecutively, inhibited Akt phosphorylation and mTOR.
mTOR↓,
PPARα↓, Chrysin inhibited mRNA expression of PPARα
ER Stress↑, ROS production by chrysin was the critical mediator behind induction of ER stress, leading to JNK phosphorylation, intracellular Ca2+ release, and activation of the mitochondrial apoptosis pathway
Ca+2↑,
ERK↓, reduced protein expression of p-ERK/ERK
MMP↑, Chrysin pretreatment led to an increase in mitochondrial ROS creation, swelling in isolated mitochondria from hepatocytes, collapse in MMP, and release cytochrome c.
Cyt‑c↑,
Casp3↑, Chrysin could elevate caspase-3 activity in the HCC rats group
HK2↓, chrysin declined HK-2 combined with VDAC-1 on mitochondria
NRF2↓, chrysin inhibited the Nrf2 expression and its downstream genes comprising AKR1B10, HO-1, and MRP5 by quenching ERK and PI3K-Akt pathway
HO-1↓,
MMP2↓, Chrysin pretreatment also downregulated MMP2, MMP9, fibronectin, and snail expression
MMP9↓,
Fibronectin↓,
GRP78/BiP↑, chrysin induced GRP78 overexpression, spliced XBP-1, and eIF2-α phosphorylation
XBP-1↓,
p‑eIF2α↑,
*AST↓, Chrysin administration significantly reduced AST, ALT, ALP, LDH and γGT serum activities
ALAT↓,
ALP↓,
LDH↓,
COX2↑, chrysin attenuated COX-2 and NFkB p65 expression, and Bcl-xL and β-arrestin levels
Bcl-xL↓,
IL6↓, Reduction in IL-6 and TNF-α and augmentation in caspases-9 and 3 were observed due to chrysin supplementation.
PGE2↓, Chrysin induced entire suppression NF-kB, COX-2, PG-E2, iNOS as well.
iNOS↓,
DNAdam↑, Chrysin induced apoptosis of cells by causing DNA fragmentation and increasing the proportions of DU145 and PC-3 cells
UPR↑, Also, it induced ER stress via activation of UPR proteins comprising PERK, eIF2α, and GRP78 in DU145 and PC-3 cells.
Hif1a↓, Chrysin increased the ubiquitination and degradation of HIF-1α by increasing its prolyl hydroxylation
EMT↓, chrysin was effective in HeLa cell by inhibiting EMT and CSLC properties, NF-κBp65, and Twist1 expression
Twist↓,
lipid-P↑, Chrysin disrupted intracellular homeostasis by altering MMP, cytosolic Ca (2+) levels, ROS generation, and lipid peroxidation, which plays a role in the death of choriocarcinoma cells.
CLDN1↓, Chrysin decreased CLDN1 and CLDN11 expression in human lung SCC
PDK1↓, Chrysin alleviated p-Akt and inhibited PDK1 and Akt
IL10↓, Chrysin inhibited cytokines release, TNF-α, IL-1β, IL-10, and IL-6 induced by Ni in A549 cells.
TLR4↓, Chrysin suppressed TLR4 and Myd88 mRNA and protein expression.
NOTCH1↑, Chrysin inhibited tumor growth in ATC both in vitro and in vivo through inducing Notch1
PARP↑, Pretreating cells with chrysin increased cleaved PARP, cleaved caspase-3, and declined cyclin D1, Mcl-1, and XIAP.
Mcl-1↓,
XIAP↓,

* indicates research on normal cells as opposed to diseased cells
Total Research Paper Matches: 4

Pathway results for Effect on Cancer / Diseased Cells:

Functional Outcomes ⓘ

cardioP↑, 1, neuroP↑, 1, RenoP↑, 1,
Total Targets: 94

Pathway results for Effect on Normal Cells:

Redox & Oxidative Stress ⓘ

antiOx↑, 1, ROS↓, 2,

Core Metabolism/Glycolysis ⓘ

lipidLev↓, 1,

Cell Death ⓘ

Akt↓, 1, iNOS↓, 1,

Proliferation, Differentiation & Cell State ⓘ

PI3K↓, 1,

Immune & Inflammatory Signaling ⓘ

COX2↓, 1, IL2↓, 1, Inflam↓, 2, NF-kB↓, 1, TNF-α↓, 1,

Drug Metabolism & Resistance ⓘ

BioAv↓, 1,

Clinical Biomarkers ⓘ

AST↓, 1,

Functional Outcomes ⓘ

cardioP↑, 2, cognitive↑, 1, hepatoP↑, 2, neuroP↓, 1, neuroP↑, 1, RenoP↑, 1,
Total Targets: 19

Scientific Paper Hit Count for: UPR, Unfolded Protein Response

4 Chrysin

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#:459  State#:%  Dir#:%
  wNotes=on  sortOrder:rid,rpid

Database Query Results : Chrysin, , UPR

Pathway results for Effect on Cancer / Diseased Cells:

Redox & Oxidative Stress ⓘ

Mitochondria & Bioenergetics ⓘ

Core Metabolism/Glycolysis ⓘ

Cell Death ⓘ

Kinase & Signal Transduction ⓘ

Protein Folding & ER Stress ⓘ

DNA Damage & Repair ⓘ

Cell Cycle & Senescence ⓘ

Proliferation, Differentiation & Cell State ⓘ

Migration ⓘ

Angiogenesis & Vasculature ⓘ

Immune & Inflammatory Signaling ⓘ

Drug Metabolism & Resistance ⓘ

Clinical Biomarkers ⓘ

Functional Outcomes ⓘ

Pathway results for Effect on Normal Cells:

Redox & Oxidative Stress ⓘ

Core Metabolism/Glycolysis ⓘ

Cell Death ⓘ

Proliferation, Differentiation & Cell State ⓘ

Immune & Inflammatory Signaling ⓘ

Drug Metabolism & Resistance ⓘ

Clinical Biomarkers ⓘ

Functional Outcomes ⓘ

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