Curcumin / neuroP Cancer Research Results

CUR, Curcumin: Click to Expand ⟱
Features:
Curcumin is the main active ingredient in Turmeric. Member of the ginger family.Curcumin is a polyphenol extracted from turmeric with anti-inflammatory and antioxidant properties.
- Has iron-chelating, iron-chelating properties. Ferritin. But still known to increase Iron in Cancer cells.
- GSH depletion in cancer cells, exhaustion of the antioxidant defense system. But still raises GSH↑ in normal cells.
- Higher concentrations (5-10 μM) of curcumin induce autophagy and ROS production
- Inhibition of TrxR, shifting the enzyme from an antioxidant to a prooxidant
- Strong inhibitor of Glo-I, , causes depletion of cellular ATP and GSH
- Curcumin has been found to act as an activator of Nrf2, (maybe bad in cancer cells?), hence could be combined with Nrf2 knockdown
-may suppress CSC: suppresses self-renewal and pathways (Wnt/Notch/Hedgehog).

Curcumin — Curcumin is a turmeric-derived polyphenolic curcuminoid and diarylheptanoid from Curcuma longa, functionally best classified as a natural-product small molecule / nutraceutical candidate with pleiotropic redox, inflammatory, transcriptional, metabolic, and chemosensitizing activity. The standard abbreviation is CUR. It is the principal active pigment of turmeric rhizome, usually studied as purified curcumin, curcuminoid mixtures, turmeric extract, phytosomal curcumin, liposomal curcumin, nanoparticle curcumin, or piperine-enhanced formulations. Its oncology relevance is mechanistically broad but clinically constrained by poor aqueous solubility, rapid metabolism, low free systemic exposure, formulation variability, and insufficient well-powered cancer outcome trials.

Primary mechanisms (ranked):

  1. Suppression of NF-κB / STAT3 inflammatory-survival signaling, reducing cytokine, COX-2, iNOS, anti-apoptotic, invasion, and treatment-resistance programs.
  2. Biphasic redox modulation: ROS buffering in normal/inflamed tissue but ROS↑, GSH depletion, thioredoxin reductase disruption, and oxidative stress amplification in susceptible cancer models at sufficient exposure.
  3. Mitochondrial injury and intrinsic apoptosis, including mitochondrial membrane potential loss, cytochrome-c release, caspase activation, PARP cleavage, and ER-stress/UPR involvement.
  4. PI3K/AKT/mTOR and MAPK pathway modulation, contributing to growth arrest, autophagy modulation, apoptosis sensitization, and reduced survival signaling.
  5. Wnt/β-catenin, Hedgehog/GLI, Notch, and cancer-stem-cell suppression, reducing stemness, EMT, invasion, and recurrence-associated phenotypes in models.
  6. Hypoxia / HIF-1α and glycolysis inhibition, including reduced GLUT1, HK2, LDHA, PKM2, lactate/ECAR, and Warburg-like metabolic support in selected models.
  7. Anti-angiogenic and anti-metastatic modulation, including VEGF, MMPs, uPA, CXCR4/SDF-1, TGF-β/α-SMA, FAK, and EMT-related axes.
  8. Epigenetic and transcriptional reprogramming, including reported HDAC, DNMT, EZH2, Sp-family, p53, and microRNA-related effects.
  9. NRF2 modulation: generally cytoprotective in normal cells but potentially protective for cancer cells when NRF2 is activated; NRF2 suppression/knockdown can increase curcumin-induced ROS stress in some tumor models.
  10. Chemosensitization and radiosensitization, with parallel normal-tissue protective signals reported in some mucositis, dermatitis, oxidative-stress, and radioprotection contexts.

Bioavailability / PK relevance: Conventional oral curcumin has poor systemic bioavailability because of low solubility, low absorption, rapid conjugation, and rapid elimination. Oral trials have used doses up to gram-level daily dosing, but circulating free curcumin is typically low; measured plasma exposure often reflects conjugated curcumin. Piperine, phospholipid/phytosome, micellar, liposomal, nanoparticle, and other enhanced formulations can raise exposure, but each formulation should be treated as a distinct translational entity. Delivery constraints are central for oncology interpretation.

In-vitro vs systemic exposure relevance: Common in-vitro anticancer concentrations, often in the low-to-mid micromolar range and sometimes higher, frequently exceed achievable free plasma exposure from standard oral curcumin. Therefore, direct systemic anticancer claims from cell culture should be weighted cautiously unless supported by tissue-local exposure, enhanced formulation data, local delivery, IV/liposomal delivery, or clinically measured pharmacodynamic biomarkers.

Clinical evidence status: Preclinical evidence is extensive; human oncology evidence is mainly small human, biomarker, pilot, chemoprevention, adjunctive, symptom-management, and formulation trials. Current authoritative oncology summaries judge evidence inadequate to recommend curcumin-containing products as cancer treatment or as routine adjunct anticancer therapy, although symptom-support areas such as oral mucositis, radiation dermatitis, oxidative-status measures, and quality of life have more suggestive but still confirmatory-level evidence.


Clinical studies testing curcumin in cancer patients have used a range of dosages, often between 500 mg and 8 g per day; however, many studies note that doses on the lower end may not achieve sufficient plasma concentrations for a therapeutic anticancer effect in humans.
• Formulations designed to improve curcumin absorption (like curcumin combined with piperine, nanoparticle formulations, or liposomal curcumin) are often employed in clinical trials to enhance its bioavailability.

-Note half-life 6 hrs.
BioAv is poor, use piperine or other enhancers
Pathways:
- induce ROS production at high concentration. Lowers ROS at lower concentrations
curcumin can act as a pro-oxidant when blue light is applied
- ROS↑ related: MMP↓(ΔΨm), ER Stress↑, UPR↑, GRP78↑, Cyt‑c↑, Caspases↑, DNA damage↑, cl-PARP↑, HSP↓
- Lowers AntiOxidant defense in Cancer Cells: GSH↓ Catalase↓ HO1↓ GPx↓
but conversely is known as a NRF2↑ activator in cancer
- Raises AntiOxidant defense in Normal Cells: ROS↓, NRF2↑, SOD↑, GSH↑, Catalase↑,
- lowers Inflammation : NF-kB↓, COX2↓, p38↓, Pro-Inflammatory Cytokines : TNF-α↓, IL-6↓, IL-8↓
- inhibit Growth/Metastases : TumMeta↓, TumCG↓, EMT↓, MMPs↓, MMP2↓, MMP9↓, uPA↓, VEGF↓, NF-κB↓, CXCR4↓, SDF1↓, TGF-β↓, α-SMA↓, ERK↓
- reactivate genes thereby inhibiting cancer cell growth : HDAC↓, DNMT1↓, DNMT3A↓, EZH2↓, P53↑, HSP↓, Sp proteins↓,
- cause Cell cycle arrest : TumCCA↑, cyclin D1↓, CDK2↓, CDK4↓, CDK6↓,
- inhibits Migration/Invasion : TumCMig↓, TumCI↓, ERK↓, EMT↓, TOP1↓, TET1↓,
- inhibits glycolysis /Warburg Effect and ATP depletion : HIF-1α↓, PKM2↓, cMyc↓, GLUT1↓, LDHA↓, HK2↓, PFKs↓, PDKs↓, HK2↓, ECAR↓, OXPHOS↓, GRP78↑, GlucoseCon↓
- inhibits angiogenesis↓ : VEGF↓, HIF-1α↓, Notch↓, FGF↓, PDGF↓, EGFR↓, Integrins↓,
- inhibits Cancer Stem Cells : CSC↓, CK2↓, Hh↓, GLi1↓, CD133↓, CD24↓, β-catenin↓, n-myc↓, sox2↓, OCT4↓,
- Others: PI3K↓, AKT↓, JAK↓, STAT↓, Wnt↓, β-catenin↓, AMPK↓, ERK↓, JNK, TrxR**,
- Synergies: chemo-sensitization, chemoProtective, RadioSensitizer, RadioProtective, Others(review target notes), Neuroprotective, Cognitive, Renoprotection, Hepatoprotective, CardioProtective,

- Selectivity: Cancer Cells vs Normal Cells

Curcumin Cancer Mechanism Ranking

Rank Pathway / Axis Cancer Cells Normal Cells TSF Primary Effect Notes / Interpretation
1 NF-κB / STAT3 inflammatory survival signaling NF-κB ↓; STAT3 ↓; IL-6/TNF-α/COX-2/iNOS ↓; Bcl-2/Bcl-xL/survivin programs ↓ Inflammatory tone ↓; tissue-protective anti-inflammatory effect likely context-dependent R/G Reduced survival, inflammation, invasion, and therapy-resistance signaling Most central and industry-relevant axis; explains many downstream effects but is not curcumin-specific.
2 Biphasic redox stress and antioxidant buffering ROS ↑ (dose-dependent); GSH ↓; antioxidant reserve ↓; oxidative apoptosis ↑ ROS ↓; NRF2/SOD/GSH/catalase/HO-1 often ↑ in stress models R/G Selective redox pressure in susceptible tumor cells with normal-cell protection in lower-stress settings Direction depends strongly on concentration, formulation, light exposure, basal redox state, and tumor antioxidant capacity.
3 Thioredoxin reductase and GSH linked redox systems TrxR inhibition or redox cycling ↑; GSH depletion ↑; oxidative stress ↑ Usually buffered or antioxidant response ↑ at non-toxic exposure R/G Collapse of tumor redox compensation Mechanistically important for ROS amplification and radiosensitization; achievable exposure remains a major constraint.
4 Mitochondrial depolarization and intrinsic apoptosis ΔΨm ↓; cytochrome-c ↑; caspase-3/9 ↑; PARP cleavage ↑; apoptosis ↑ Generally ↔ or protected under oxidative/inflammatory stress R/G Execution of apoptosis after upstream redox and survival-signal disruption Central cytotoxic endpoint in many cell models; often downstream of ROS, ER stress, AKT/mTOR suppression, or p53 modulation.
5 PI3K / AKT / mTOR and autophagy balance PI3K ↓; AKT ↓; mTOR ↓; survival signaling ↓; autophagy ↑ or mixed Stress-adaptive autophagy ↔ or ↑ (context-dependent) R/G Growth suppression and apoptosis sensitization Autophagy may be cytotoxic or protective depending on model and timing; combination logic may require autophagy-state interpretation.
6 Wnt / β-catenin / Hedgehog / Notch stemness signaling β-catenin ↓; GLI/Hedgehog ↓; Notch ↓; CD133/CD44/OCT4/SOX2-like stemness markers ↓ Generally ↔; possible normal stem-cell effects are tissue/context-dependent G Reduced cancer stemness, EMT, self-renewal, and recurrence-associated phenotypes Important for anti-metastatic and anti-CSC positioning; evidence is mainly preclinical.
7 HIF-1α / glycolysis / Warburg metabolism HIF-1α ↓; GLUT1 ↓; HK2 ↓; LDHA ↓; PKM2 ↓; lactate/ECAR ↓; ATP stress ↑ Metabolic effects ↔ or adaptive; normal-cell toxicity depends on exposure G Reduced hypoxic adaptation and glycolytic energy support Mechanistically relevant but formulation and tissue exposure are critical; hypoxic tumors may be more relevant than normoxic cell culture.
8 EMT / invasion / metastasis matrix axis EMT ↓; MMP2/MMP9 ↓; uPA ↓; FAK ↓; CXCR4/SDF-1 ↓; migration/invasion ↓ Inflammation-linked remodeling ↓; wound-healing effects context-dependent G Anti-invasive and anti-metastatic phenotype Strongly supported in models; clinical anti-metastatic efficacy is not established.
9 VEGF / angiogenesis / hypoxia interface VEGF ↓; HIF-1α ↓; angiogenic signaling ↓ Angiogenesis modulation ↔ or ↓ (context-dependent) G Reduced tumor vascular-support signaling Overlaps with NF-κB, HIF-1α, STAT3, and inflammatory cytokine suppression.
10 Epigenetic and transcriptional reprogramming HDAC ↓; DNMT1/3A ↓; EZH2 ↓; Sp proteins ↓; p53 ↑ or restored in selected models Broad transcriptional effects possible; selectivity uncertain G Reactivation of growth-control and differentiation-associated programs Biologically plausible but highly model-dependent; direct target specificity is lower than pathway-level interpretation.
11 Ferroptosis and iron redox stress Iron/redox stress ↑; lipid peroxidation ↑; GPX4/GSH axis may ↓ (model-dependent) Iron-chelation and antioxidant protection may occur (context-dependent) R/G Potential ferroptosis contribution in susceptible tumor models Curcumin can behave as an iron chelator, antioxidant, or pro-oxidant depending on exposure, formulation, and cancer redox context.
12 NRF2 cytoprotection risk NRF2 ↑ may protect tumor cells; NRF2 depletion can enhance curcumin-induced ROS stress in some models NRF2 ↑ supports antioxidant and anti-inflammatory tissue protection G Dual-edged stress-response modulation Important caution for antioxidant matrix use: NRF2 activation is favorable in normal-cell protection but may be undesirable in NRF2-addicted tumors.
13 Chemosensitization and radiosensitization Chemo response ↑; radiation response ↑; apoptosis ↑; resistance pathways ↓ Chemo/radiation injury may ↓ in mucositis, dermatitis, and oxidative-stress contexts R/G Adjunct sensitization with possible normal-tissue protection Attractive translational axis, but clinical evidence remains mainly pilot/small-study; interaction risk should be checked per regimen.
14 Clinical Translation Constraint Free systemic exposure often insufficient for direct cytotoxic extrapolation from in-vitro micromolar data Enhanced formulations may improve exposure but may also alter safety, liver-risk profile, and interaction potential G Bioavailability and formulation dominate translational interpretation Separate ordinary curcumin, turmeric extract, piperine-enhanced, phytosomal, micellar, liposomal, nanoparticle, and IV/liposomal products where possible.

TSF legend:

P: 0–30 min

R: 30 min–3 hr

G: >3 hr
neuroP, neuroprotective: Click to Expand ⟱
Source:
Type:
Neuroprotective refers to the ability of a substance, intervention, or strategy to preserve the structure and function of nerve cells (neurons) against injury or degeneration.
-While cancer and neurodegenerative processes might seem distinct, there is significant overlap in terms of treatment-related neurotoxicity, shared molecular mechanisms, and the potential for therapies that provide neuroprotection during cancer treatment.
Scientific Papers found: Click to Expand⟱
3514- Bor,  CUR,    Effects of Curcumin and Boric Acid Against Neurodegenerative Damage Induced by Amyloid Beta
- in-vivo, AD, NA
*DNAdam↓, Co-administration of BA and curcumin on synaptosomes exposed to Aβ1-42 resulted in a significant decrease in DNA fragmentation values, MDA levels, and AChE activities.
*MDA↓,
*AChE↓,
*neuroP↑, BA and curcumin had protective effects on rat brain synaptosomes against Aβ1-42 exposure.
*ROS↓, BA and curcumin treatment can have abilities to prevent the alterations of the cholinergic system and inhibit oxidative stress in the cerebral cortex synapses of Aβ1-42 exposed.
*NO↓, Synaptosomes treated with BA showed a significant reduction in MDA and NO levels

4654- CUR,    Stem Cell Therapy: Curcumin Does the Trick
- Review, Var, NA
*antiOx↑, Curcumin is a dietary polyphenol and a bioactive phytochemical agent that possesses anti-inflammatory, antioxidant, anticancer, and chemopreventive properties.
*Inflam↓,
AntiCan↑,
chemoPv↑,
*AntiAge↑, antiaging, and neuroprotective as well as wound healing and regenerative effects of curcumin.
*neuroP↑,
*Wound Healing↑,

4171- CUR,    Curcumin produces neuroprotective effects via activating brain-derived neurotrophic factor/TrkB-dependent MAPK and PI-3K cascades in rodent cortical neurons
- in-vivo, NA, NA
*BDNF↑, treatment of curcumin increased BDNF and phosphor-TrkB
*TrkB↑,
*CREB↑, curcumin-induced increase in phosphorylated cyclic AMP response element binding protein (CREB), which has been implicated as a possible mediator of antidepressant actions
*Mood↑,
*neuroP↑, Therefore, we hypothesize the neuroprotection of curcumin might be mediated via BDNF/TrkB-MAPK/PI-3K-CREB signaling pathway.

6216- CUR,    Role of Turmeric and Curcumin in Prevention and Treatment of Chronic Diseases: Lessons Learned from Clinical Trials
- Review, Var, NA
TumCG↓, Curcumin can prevent tumor growth, angiogenesis, epithelial–mesenchymal transition, invasion, and metastasis by modulating the expression of tumor-related non-coding RNA (ncRNA)
angioG↓,
EMT↓,
TumCI↓,
TumMeta↓,
*GutMicro↑, curcumin plays a crucial role in regulating the gut microbiota via biotransformation of curcumin and its metabolites.
*BioAv↓, one of the primary drawbacks of taking curcumin alone is its low bioavailability, which appears to be caused by poor absorption, fast metabolism, and excretion
*HO-1↑, Curcumin is an efficient inducer of hemoxygenase-1 and a powerful inhibitor of reactive oxygen-generating enzymes, such as cyclooxygenase (COX), inducible nitric oxygen synthase (iNOS), lipoxygenase, and xanthine dehydrogenase/oxidase
*ROS↓,
*COX2↓,
*iNOS↓,
PKCδ↓, Curcumin is also a powerful inhibitor of protein kinase C (PKC), tyrosine kinase, epidermal growth factor receptor (EGFR), and IB kinase.
EGFR↓,
NF-kB↓, It suppresses NF-κB activation and the expression of oncogenes, such as c-jun, c-fos, c-myc, Akt, PI3K, cyclin-dependent kinase (CDK)
cJun↓,
cFos↓,
cMyc↓,
Akt↓,
PI3K↓,
CDK4↓,
*TNF-α↓, Continuous supplementation with nanocurcumin (two 40 mg capsules/day after a meal) for 3 months suppressed expression of inflammatory tumor necrosis factor-alpha (TNF-α), high sensitive protein with C-reactive protein (CRP), and interleukin-6 (IL-6)
*CRP↓,
*IL6↓,
MMP9↓, curcumin suppressed metastasis to the lung by suppressing NF-κB, MMP-9, COX-2, and vascular endothelial growth factor (VEGF) expression.
VEGF↓,
JAK↓, Curcumin remarkably inhibits JAK/STAT signaling by downregulating pro-inflammatory interleukins, such as IL-1, IL-2, IL-6, IL-8, IL-12, and MCP-1.
STAT↓,
IL1↓,
IL2↓,
IL6↓,
IL8↓,
IL12↓,
MCP1↓,
Apoptosis↑, It promotes apoptosis and ER stress by targeting phosphorylated protein kinase-like ER-resident kinase,
ER Stress↑,
5LO↓, inhibiting lipoxygenase and xanthine oxidase activity
XO↓,
*NRF2↑, The expression of nuclear factors erythroid 2-related factor (Nrf2) and heme oxygenase 1 (HO-1) is boosted by curcumin
*HO-1↑,
*AChE↓, Curcumin also inhibits the key enzyme acetylcholinesterase (AChE) and p300, a positive regulator of the Wnt/β-catenin pathway
*neuroP↑, Curcumin has also been suggested to prevent and cure neurotoxicity by replenishing dopamine and 3,4-dihydroxyphenylacetic acid levels.
*glucose↓, remarkably lowers blood glucose levels and improves insulin resistance by reducing hepatic glucose synthesis, inhibiting inflammatory reactions produced by hyperglycemia,
*GLUT2↑, boosting glucose transporters 2 (GLUT2), 3 (GLUT3), and 4 (GLUT4) gene expression, enhancing glucose uptake, and activating the AMPK signaling pathway.
*GLUT3↑,
*GLUT4↑,
*GlucoseCon↑,
*AMPK↑,
*BMD↑, Supplementation with nanomicelle curcumin (80 mg) alone or in combination with Nigella sativa oil (1000 mg) for 2–6 months increased plasma levels of miRNA-21 in postmenopausal women with low bone mass density.
*MDA↓, (1000 mg/day) for 8 weeks reduced serum levels of malondialdehyde (MDA) and high-sensitivity CRP (hs-CRP) and increased the total antioxidant capacity in 81 healthy postmenopausal women
*eff↑, Loriczova et al. demonstrated that iron (18 mg and 65 mg) supplementation along with curcumin (500 mg) reduces iron-induced systemic inflammation by reducing plasma levels of TNF-α
eff↑, high-dose vitamin C (25–100 g/day) along with oral nutrient supplementation including curcumin (1–3 g/day) had improved QoL and survival
P53↑, Curcumin was also reported to induce p53 and Bax expression in patients with colorectal cancer, causing apoptosis and DNA fragmentation and suppressing TNF-α and Bcl-2.
BAX↑,
DNAdam↑,
Bcl-2↓,
CSCs↓, The combination of curcumin, 5-fluorouracil (5-FU) and oxaliplatin (FOLFOX) in colorectal liver metastases reduced stem cell markers, such as aldehyde dehydrogenase and CD133.
ALDH↓,
CD133↑,

2817- CUR,    Neuroprotection by curcumin: A review on brain delivery strategies
- Review, Nor, NA
*BioAv↝, blood–brain barrier (BBB) is the major obstacle for the delivery of curcumin into the brain, limiting its therapeutic potential.
neuroP↑, Although it appears to possess important neuroprotective properties, the utility of curcumin is limited because of its poor brain bioavailability owing to poor absorption and stability at physiological pH, high rate of metabolism, rapid systemic elim

2818- CUR,    Novel Insight to Neuroprotective Potential of Curcumin: A Mechanistic Review of Possible Involvement of Mitochondrial Biogenesis and PI3/Akt/ GSK3 or PI3/Akt/CREB/BDNF Signaling Pathways
- Review, AD, NA
*neuroP↑, Curcumin's protective functions against neural cell degeneration due to mitochondrial dysfunction and consequent events such as oxidative stress, inflammation, and apoptosis in neural cells have been documented
*ROS↓, studies show that curcumin exerts neuroprotective effects on oxidative stress.
*Inflam↓,
*Apoptosis↓,
*cognitive↑, cognitive performance to receive the title of neuroprotective
*cardioP↑, Studies have shown that curcumin can induce cell regeneration and defense in multiple organs such as the brain, cardiovascular system,
other↑, It has been shown that chronic use of curcumin in patients with neurodegenerative disorder can cause gray matter volume increase
*COX2↓, Curcumin also decreased the brain protein levels and activity of cyclooxygenase 2 (COX-2)
*IL1β↓, inhibition of IL-1β and TNF-α production, and enhancement of Nf-Kβ inhibition
*TNF-α↓,
NF-kB↓,
*PGE2↓, hronic curcumin therapy has shown a significant decrease in lipopolysaccharide (LPS)-induced elevation of brain prostaglandin E2 (PGE2) synthesis in rats
*iNOS↓, curcumin pretreatment decreased NOS activity in the ischemic rat model
*NO↓, curcumin has been shown to decrease NOS expression and NO production in rat brain tissue
*IL2↓, IL-2 is a cytokine that is anti-inflammatory. Numerous studies have shown that curcumin increases the secretion of IL-2
*IL4↓, curcumin reduced levels of IL-4
*IL6↓, Numerous studies have shown that curcumin in neurodegenerative events attenuates IL-6 production
*INF-γ↓, curcumin reduced the production of INF-γ, as pro-inflammatory cytokine
*GSK‐3β↓, Furthermore, previous findings have confirmed that inhibition of GSK-3β or CREB activation by curcumin has reduced the production of pro-inflammatory mediators under different conditions
*STAT↓, Inhibition of GSK-3β by curcumin has been found to result in reduced STAT activation
*GSH↑, chronic curcumin therapy increased glutathione levels in primary cultivated rat cerebral cortical cells
*MDA↓, multiple doses of 5, 10, 40 and 60 mg/kg) in rodents will inhibit neurodegenerative agent malicious effects, and reduce the amount of MDA and lipid peroxidation in brain tissue
*lipid-P↓,
*SOD↑, Curcumin induces increased production of SOD, glutathione peroxidase (GPx), CAT, and glutathione reductase (GR) activating antioxidant defenses
*GPx↑,
*Catalase↑,
*GSR↓,
*LDH↓, Curcumin decreased lactate dehydrogenase, lipoid peroxidation, ROS, H2O2 and inhibited Caspase 3 and 9
*H2O2↓,
*Casp3↓,
*Casp9↓,
*NRF2↑, ncreased mitochondrial uncoupling protein 2 and increased mitochondrial biogenesis. Nuclear factor-erythroid 2-related factor 2 (Nrf2)
*AIF↓, Curcumin treatment decreased the number of AIF positive nuclei 24 h after treatment in the hippocampus,
*ATP↑, curcumin in hippocampal cells induced an increase in mitochondrial mass leading to increased production of ATP with major improvements in mitochondrial efficiency

2816- CUR,    NEUROPROTECTIVE EFFECTS OF CURCUMIN
- Review, AD, NA - Review, Park, NA
*neuroP↑, Curcumin has an outstanding safety profile and a number of pleiotropic actions with potential for neuroprotective efficacy, including anti-inflammatory, antioxidant, and anti-protein-aggregate activities.
*Inflam↓,
*antiOx↑,
*BioAv↓, despite concerns about poor oral bioavailability, curcumin has at least 10 known neuroprotective action
*AP-1↓, Curcumin inhibition of AP-1 and NF-κB-mediated transcription occurs at relatively low (<100 nM) doses and might be due to inhibition of histone acetylase (HAT) or activation of histone deacetylase (HDAC) activity
*NF-kB↓,
*HATs↓,
*HDAC↑,
Dose↑, At high doses (>3 µM) that are relevant to colon cancer but unlikely achievable with oral delivery in plasma and tissues outside of the gut, curcumin can act as an alkylating agent,10 a phase II enzyme inducer,11 and stimulate antioxidant response el
*ROS↓, We also found that curcmin reduced oxidative damage, inflammation, and cognitive deficits in rats receiving CNS infusions of toxic Aβ
*cognitive↑,
*Aβ↓, dose-dependently blocked Aβ aggregation at submicromolar concentrations

3576- CUR,    Protective Effects of Indian Spice Curcumin Against Amyloid-β in Alzheimer's Disease
- Review, AD, NA
*Inflam↓, known to have protective effects, including anti-inflammatory, antioxidant, anti-arthritis, pro-healing, and boosting memory cognitive functions.
*antiOx↑,
*memory↑,
*Aβ↓, curcumin prevents Aβ aggregation and crosses the blood-brain barrier,
*BBB↑,
*cognitive↑, curcumin ameliorates cognitive decline and improves synaptic functions in mouse models of AD
*tau↓, curcumin's effect on inhibition of A and tau,copper binding ability, cholesterol lowering ability, anti-inflammatory and modulation of microglia, acetylcholinesterase (AChE) inhibition, antioxidant properties,
*LDL↓,
*AChE↓,
*IL1β↓, Curcumin reduced the levels of oxidized proteins and IL1B in the brains of APP mice
*IronCh↑, Curcumin binds to redox-active metals, iron and copper
*neuroP↑, Curcumin, a neuroprotective agent, has poor brain bioavailability.
*BioAv↝,
*PI3K↑, They found that curcumin significantly upregulates phosphatidylinositol 3-kinase (PI3K), Akt, nuclear factor E2-related factor-2 (Nrf2), heme oxygenase 1, and ferritin expression
*Akt↑,
*NRF2↑,
*HO-1↑,
*Ferritin↑,
*HO-2↓, and that it significantly downregulates heme oxygenase 2, ROS, and A40/42 expression.
*ROS↓,
*Ach↑, significant increase in brain ACh, glutathione, paraoxenase, and BCL2 levels with respect to untreated group associated with significant decrease in brain AChE activity,
*GSH↑,
*Bcl-2↑,
*ChAT↑, nvestigation revealed that the selected treatments caused marked increase in ChAT positive cells.

3795- CUR,    Curcumin: A Golden Approach to Healthy Aging: A Systematic Review of the Evidence
- Review, AD, NA
*antiOx↑, Curcumin, a natural compound with potent antioxidant and anti-inflammatory properties
*Inflam↓,
*AntiAge↑, Its potential anti-aging properties are due to its power to alter the levels of proteins associated with senescence, such as adenosine 5′-monophosphate-activated protein kinase (AMPK) and sirtuins
*AMPK↑,
*SIRT1↑,
*NF-kB↓, preventing pro-aging proteins, such as nuclear factor-kappa-B (NF-κB) and mammalian target of rapamycin (mTOR)
*mTOR↓,
*NLRP3↓, Moreover, curcumin, by inhibiting the NF-κB pathway, can directly restrain the assembly or even inhibit the activation of the NOD-like receptor pyrin domain-containing 3 (NLRP3) inflammasome
*NADPH↓, by inhibiting nicotinamide adenine dinucleotide phosphate (NADPH) oxidase and elevating the activity of antioxidant enzymes and consequently lowering reactive oxygen species (ROS)
*ROS↓,
*COX2↓, (COX-2), granulocyte colony-stimulating factor (G-CSF), and monocyte chemotactic protein-1 (MCP-1) can be decreased by curcumin
*MCP1↓,
*IL1β↓, by decreasing IL-1β, IL-17, IL-23, TNF-α, and myeloperoxidase, enhancing levels of IL-10, and downregulating activation of NF-κB
*IL17↓,
*IL23↓,
*TNF-α↓,
*MPO↓,
*IL10↑,
*lipid-P↓, curcumin showed a significant decline in lipid peroxidation and increased superoxide dismutase levels, in addition to a reduction in Aβ aggregation and tau hyperphosphorylation through the regulation of GSK3β, Cdk5, p35, and p25
*SOD↑,
*Aβ↓,
*p‑tau↓,
*GSK‐3β↓,
*CDK5↓,
*TXNIP↓, Curcumin also has an inhibitory role on the thioredoxin-interacting protein (TXNIP)/NLRP3 inflammasome pathway
*NRF2↑, well as upregulation of Nrf2, NAD(P)H quinine oxidoreductase 1 (NQO1), HO-1, and γ-glutamyl cysteine synthetase (γ-GCS) in brain cells.
*NQO1↑,
*HO-1↑,
*OS↑, significant improvement in OS, and a positive evolution in memory and spatial learning
*memory↑,
*BDNF↑, Besides that, it promoted neurogenesis through increasing brain-derived neurotrophic factor (BDNF) levels
*neuroP↑, Curcumin can promote neuroprotection
*BACE↓, Figure 7
*AChE↓, figure 7
*LDL↓, and reduced total cholesterol and LDL levels.

3831- CUR,    Traditional Chinese Medicine: Role in Reducing β-Amyloid, Apoptosis, Autophagy, Neuroinflammation, Oxidative Stress, and Mitochondrial Dysfunction of Alzheimer’s Disease
- Review, AD, NA
*neuroP↑, Several studies have shown that C. longa is a potential neuroprotective drug
*ROS↓, Curcumin inhibited Aβ-induced DNA damage by reducing of ROS generation through p38 MAPK and AKT pathways
*Ca+2↓, attenuate apoptosis by regulating intracellular Ca2+ release, ROS, and mitochondrial membrane potential depolarization level in SH-SY5Y cells
*MMP↑,

3750- CUR,  PI,    Synergistic Effects of Curcumin and Piperine as Potent Acetylcholine and Amyloidogenic Inhibitors With Significant Neuroprotective Activity in SH-SY5Y Cells via Computational Molecular Modeling and in vitro Assay
- in-vitro, AD, SH-SY5Y
*AChE↓, In vitro AChE inhibition demonstrated that combination of curcumin and piperine showed greater AChE inhibition with an IC50 of 62.81 ± 0.01 μg/ml as compared to individual compounds, i.e., IC50 of curcumin at 134.5 ± 0.06 μg/ml and IC50 of piperine
*neuroP↑, In conclusion, curcumin and piperine demonstrated promising neuroprotective effects

3579- CUR,  AgNPs,    Metal–Curcumin Complexes in Therapeutics: An Approach to Enhance Pharmacological Effects of Curcumin
- Review, NA, NA
*IronCh↑, It is well established that curcumin strongly chelates several metal ions, including boron, cobalt, copper, gallium, gadolinium, gold, lanthanum, manganese, nickel, iron, palladium, platinum, ruthenium, silver, vanadium, and zinc.
*BioAv↑, Metal–curcumin complexes increase the solubility, cellular uptake, and bioavailability and improve the antioxidant, anti-inflammatory, antimicrobial, and antiviral effects of curcumin.
*antiOx↑,
*Inflam↓,
*BioAv↑, complexes of curcumin with transition metals may provide another approach to overcome the issues associated with curcumin.
ROS↑, curcumin–metal complexes with liposomes present enhanced cellular uptake and ROS generation in cancer cells and thus cause increased cytotoxicity
*neuroP↑, Since curcumin has the ability to cross the blood–brain barrier due to its hydrophobic nature, it can strongly chelate the metal ions in the brain and prevent metal-induced neurotoxicity.
*eff↑, Curcumin with silver nanoparticle formates also increases the solubility and stability of curcumin in complexes. Curcumin reduces and caps the silver nanoparticles, which increases its stability and solubility in water

3580- CUR,    Curcumin Acts as Post-protective Effects on Rat Hippocampal Synaptosomes in a Neuronal Model of Aluminum-Induced Toxicity
- in-vivo, AD, NA
*ROS↓, curcumin post-treatment significantly improved oxidative damage and morphological alterations, and suppressed cytochrome c and caspase 3 activities
*Cyt‑c↓,
*Casp3↓,
*neuroP↑, curcumin had more therapeutic effects than protective effects in AlCI3-induced neurotoxicity.


Showing Research Papers: 1 to 13 of 13

* indicates research on normal cells as opposed to diseased cells
Total Research Paper Matches: 13

Pathway results for Effect on Cancer / Diseased Cells:


Redox & Oxidative Stress ⓘ

ROS↑, 1,  

Core Metabolism/Glycolysis ⓘ

cMyc↓, 1,  

Cell Death ⓘ

Akt↓, 1,   Apoptosis↑, 1,   BAX↑, 1,   Bcl-2↓, 1,  

Transcription & Epigenetics ⓘ

cJun↓, 1,   other↑, 1,  

Protein Folding & ER Stress ⓘ

ER Stress↑, 1,  

DNA Damage & Repair ⓘ

DNAdam↑, 1,   P53↑, 1,  

Cell Cycle & Senescence ⓘ

CDK4↓, 1,  

Proliferation, Differentiation & Cell State ⓘ

ALDH↓, 1,   CD133↑, 1,   cFos↓, 1,   CSCs↓, 1,   EMT↓, 1,   PI3K↓, 1,   STAT↓, 1,   TumCG↓, 1,  

Migration ⓘ

5LO↓, 1,   MMP9↓, 1,   PKCδ↓, 1,   TumCI↓, 1,   TumMeta↓, 1,  

Angiogenesis & Vasculature ⓘ

angioG↓, 1,   EGFR↓, 1,   VEGF↓, 1,  

Immune & Inflammatory Signaling ⓘ

IL1↓, 1,   IL12↓, 1,   IL2↓, 1,   IL6↓, 1,   IL8↓, 1,   JAK↓, 1,   MCP1↓, 1,   NF-kB↓, 2,  

Protein Aggregation ⓘ

XO↓, 1,  

Drug Metabolism & Resistance ⓘ

Dose↑, 1,   eff↑, 1,  

Clinical Biomarkers ⓘ

EGFR↓, 1,   IL6↓, 1,  

Functional Outcomes ⓘ

AntiCan↑, 1,   chemoPv↑, 1,   neuroP↑, 1,  
Total Targets: 44

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

antiOx↑, 5,   Catalase↑, 1,   GPx↑, 1,   GSH↑, 2,   GSR↓, 1,   H2O2↓, 1,   HO-1↑, 4,   HO-2↓, 1,   lipid-P↓, 2,   MDA↓, 3,   MPO↓, 1,   NQO1↑, 1,   NRF2↑, 4,   ROS↓, 8,   SOD↑, 2,  

Metal & Cofactor Biology ⓘ

Ferritin↑, 1,   IronCh↑, 2,  

Mitochondria & Bioenergetics ⓘ

AIF↓, 1,   ATP↑, 1,   MMP↑, 1,  

Core Metabolism/Glycolysis ⓘ

AMPK↑, 2,   CREB↑, 1,   glucose↓, 1,   GlucoseCon↑, 1,   GLUT2↑, 1,   LDH↓, 1,   LDL↓, 2,   NADPH↓, 1,   SIRT1↑, 1,  

Cell Death ⓘ

Akt↑, 1,   Apoptosis↓, 1,   Bcl-2↑, 1,   Casp3↓, 2,   Casp9↓, 1,   Cyt‑c↓, 1,   iNOS↓, 2,  

Transcription & Epigenetics ⓘ

Ach↑, 1,   HATs↓, 1,  

DNA Damage & Repair ⓘ

DNAdam↓, 1,  

Proliferation, Differentiation & Cell State ⓘ

GSK‐3β↓, 2,   HDAC↑, 1,   mTOR↓, 1,   PI3K↑, 1,   STAT↓, 1,  

Migration ⓘ

AP-1↓, 1,   Ca+2↓, 1,   CDK5↓, 1,   TXNIP↓, 1,  

Angiogenesis & Vasculature ⓘ

NO↓, 2,  

Barriers & Transport ⓘ

BBB↑, 1,   GLUT3↑, 1,   GLUT4↑, 1,  

Immune & Inflammatory Signaling ⓘ

COX2↓, 3,   CRP↓, 1,   IL10↑, 1,   IL17↓, 1,   IL1β↓, 3,   IL2↓, 1,   IL23↓, 1,   IL4↓, 1,   IL6↓, 2,   INF-γ↓, 1,   Inflam↓, 6,   MCP1↓, 1,   NF-kB↓, 2,   PGE2↓, 1,   TNF-α↓, 3,  

Synaptic & Neurotransmission ⓘ

AChE↓, 5,   BDNF↑, 2,   ChAT↑, 1,   tau↓, 1,   p‑tau↓, 1,   TrkB↑, 1,  

Protein Aggregation ⓘ

Aβ↓, 3,   BACE↓, 1,   NLRP3↓, 1,  

Drug Metabolism & Resistance ⓘ

BioAv↓, 2,   BioAv↑, 2,   BioAv↝, 2,   eff↑, 2,  

Clinical Biomarkers ⓘ

BMD↑, 1,   CRP↓, 1,   Ferritin↑, 1,   GutMicro↑, 1,   IL6↓, 2,   LDH↓, 1,  

Functional Outcomes ⓘ

AntiAge↑, 2,   cardioP↑, 1,   cognitive↑, 3,   memory↑, 2,   Mood↑, 1,   neuroP↑, 12,   OS↑, 1,   Wound Healing↑, 1,  
Total Targets: 94

Scientific Paper Hit Count for: neuroP, neuroprotective
13 Curcumin
1 Boron
1 Piperine
1 Silver-NanoParticles
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#:65  Target#:1105  State#:%  Dir#:%
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