Vitamin C (Ascorbic Acid) Cancer Research Results

VitC, Vitamin C (Ascorbic Acid): Click to Expand ⟱
Features:
High-dose vitamin C: Some studies have suggested that high-dose vitamin C may be effective in treating certain types of cancer, such as ovarian cancer and pancreatic cancer.
Symptoms of vitamin C deficiency include fatigue, weakness, poor wound healing, ecchymoses, xerosis, lower extremity edema, and musculoskeletal pain—most of them are often observed in end-stage cancer patients. -Vitamin C is an essential nutrient involved in the repair of tissue, the formation of collagen, and the enzymatic production of certain neurotransmitters. It is required for the functioning of several enzymes and is important for immune system function.
-Ascorbic Acid, Different levels in different Organs
Homeostasis ranging from about 0.2 mM in the muscle and heart, and up to 10 mM in the brain and adrenal gland. -(Note the Oncomagnetic success in the brain also was then under conditions of high Vitamin C)

-Ascorbic acid is an electron donor
Ascorbic Acid, can be a Pro-oxidant
"The pro-oxidative activity of ascorbic acid (Figure 2) is associated with the interaction with transition metal ions (especially iron and copper). Under conditions of high, millimolar ascorbate concentration, vitamin C catalyzes the reduction of free transition metal ions, which causes the formation of oxygen radicals."
Ascorbic Acid, formation of H2O2 (Hydrogen Peroxide)
Many studies indicate the toxicity of ascorbate to cancer cells. Much evidence indicates that the underlying phenomenon is the pro-oxidative activity of ascorbate, which induces the formation of H2O2 and oxidative stress.
"ascorbate at concentrations achieved only by i.v. administration may be a pro-drug for formation of H(2)O(2)"
-High dose VitC therapy may not be for those with kidney problems
-Oral supplement up to 10g/day?
-Direct regulator of TET↑
-caution for (G6PD-) deficient patients receiving vitamin C infusions

-Note plasma half-life 30mins to 1hr, 1.5-2hr elimination half-life.
oral BioAv water soluble, but has limitiations as 100mg yeilds 60uM/L in plasma, but 1000mg only yeilds 85uM/L. mM concentration are required for effectiveness on cancer cells. Hence why IV administration is common. Boosting HIF increases the intracellular uptake of oxidized VitC
Pathways:
- high dose induces ROS production in cancer cells. Otherwise well known antioxidant in normal cells.
- ROS↑ related: MMP↓(ΔΨm), ER Stress↑, Caspases↑, DNA damage↑, cl-PARP↑,
- Lowers AntiOxidant defense in Cancer Cells: NRF2↓, TrxR↓**, SOD↓, GSH↓ Catalase↓ HO1↓ GPx↓
- Raises AntiOxidant defense in Normal Cells: ROS↓, NRF2↑, SOD↑, GSH↑, Catalase↑,
- lowers Inflammation : NF-kB↓, COX2↓, p38↓, Pro-Inflammatory Cytokines : NLRP3↓, IL-1β↓, TNF-α↓, IL-6↓, IL-8↓
- inhibit Growth/Metastases : TumMeta↓, TumCG↓, EMT↓, MMPs↓, MMP2↓, MMP9↓, TIMP2, IGF-1↓, VEGF↓, NF-κB↓,
- reactivate genes thereby inhibiting cancer cell growth : P53↑, TET↑
- cause Cell cycle arrest : TumCCA↑, cyclin D1↓, CDK2↓,
- inhibits Migration/Invasion : TumCMig↓, TumCI↓, TNF-α↓, ERK↓, EMT↓, TET1↓,
- inhibits glycolysis /Warburg Effect and ATP depletion : HIF-1α↓, PKM2↓, cMyc↓, GLUT1↓, LDH↓, LDHA↓, HK2↓, PFKs↓, PDKs↓, ECAR↓, GRP78↑, Glucose↓, GlucoseCon↓
- inhibits angiogenesis↓ : VEGF↓, HIF-1α↓,
- Others: PI3K↓, AKT↓, STAT↓, AMPK, ERK↓, JNK,
- Synergies: chemo-sensitization, chemoProtective, RadioSensitizer, RadioProtective, Others(review target notes), Neuroprotective, Cognitive, Hepatoprotective,

- Selectivity: Cancer Cells vs Normal Cells
Selenium supplementation may protect cells against iron-dependent cell death by supporting increased expression of selenoproteins, including GPX4, which defend against oxidative stress. Meaning it may decrease effectiveness of high dose VitC.(#4468)


Scientific Papers found: Click to Expand⟱
3941- 5HT,  dietMed,  VitB12,  FA,  VitC  Nutrition strategies that improve cognitive function
- Review, AD, NA
*other↑, *other↓, *cognitive↑, *eff↑, *eff↑,
4539- AgNPs,  VitC,  Citrate,    Investigating the Anti-cancer Potential of Silver Nanoparticles Synthesized by Chemical Reduction of AgNO3 Using Trisodium Citrate and Ascorbic Acid
- in-vitro, Nor, L929 - in-vitro, Ovarian, SKOV3
AntiCan↑,
4540- AgNPs,  VitC,    Silver nanoparticles from ascorbic acid: Biosynthesis, characterization, in vitro safety profile, antimicrobial activity and phytotoxicity
- in-vitro, Nor, NA
*Bacteria↓, *selectivity↑,
4544- AgNPs,  VitC,    Current Research on Silver Nanoparticles: Synthesis, Characterization, and Applications
- Review, Nor, NA
*Bacteria↓, *eff↑,
4545- AgNPs,  VitC,  Citrate,    Ascorbic Acid-assisted Green Synthesis of Silver Nanoparticles: pH and Stability Study
- Study, NA, NA
*other↝, *other↝, *eff↑, *eff↑,
4547- AgNPs,  GoldNP,  VitC,    Exploration of Biocompatible Ascorbic Acid Reduced and Stabilized Gold Nanoparticles, as Sensitive and Selective Detection Nanoplatform for Silver Ion in Solution
- Study, NA, NA
*eff↑,
4561- AgNPs,  VitC,    Cellular Effects Nanosilver on Cancer and Non-cancer Cells: Potential Environmental and Human Health Impacts
- in-vitro, CRC, HCT116 - in-vitro, Nor, HEK293
NRF2↑, TumCCA↑, ROS↑, selectivity↑, *AntiViral↑, *toxicity↝, ETC↓, MMP↓, DNAdam↑, Apoptosis↑, lipid-P↑, other↝, UPR↑, *GRP78/BiP↑, *p‑PERK↑, *cl‑eIF2α↑, *CHOP↑, *JNK↑, Hif1a↓, AntiCan↑, *toxicity↓, eff↑,
4562- AgNPs,  VitC,    Eco-friendly Synthesis of Silver Nanoparticles using Ascorbic Acid and its Optical Characterization
- Study, NA, NA
*other↑, *other↝,
271- ALA,  VitC,  LDN,    The Long-Term Survival of a Patient With Stage IV Renal Cell Carcinoma Following an Integrative Treatment Approach Including the Intravenous α-Lipoic Acid/Low-Dose Naltrexone Protocol
OS↑, Weight↑, TumVol↓,
4746- antiOx,  Chemo,  VitA,RetA,  VitC,  Se  Using Supplements During Chemo: Yes or No?
- Review, Var, NA
eff↓, ChemoSen↓, RadioS↓, other↝,
2580- ART/DHA,  VitC,    Effects of Antioxidants and Pro-oxidants on Cytotoxicity of Dihydroartemisinin to Molt-4 Human Leukemia Cells
- in-vitro, AML, NA
eff↓, other↝, ROS↑, eff↓, eff↓,
4078- betaCar,  VitC,  VitB6,    Impact of Diet on Learning, Memory and Cognition
- Review, AD, NA
*neuroP↑, *antiOx↑, *cognitive↑,
3986- betaCar,  VitC,    Editorial: Impact of Diet on Learning, Memory and Cognition
- Review, AD, NA
*Risk↓, *neuroP↑,
1847- dietFMD,  VitC,    Synergistic effect of fasting-mimicking diet and vitamin C against KRAS mutated cancers
- in-vitro, PC, PANC1
TumCG↓, ChemoSen↑, eff↑, HO-1↓, Ferritin↓, Iron↑, ROS↑, TumCD↑, IGF-1↓, eff↓, eff↓,
1846- dietFMD,  VitC,    A fasting-mimicking diet and vitamin C: turning anti-aging strategies against cancer
- Study, Var, NA
TumCG↓, ChemoSen↑, ChemoSideEff↓, ROS↑, Fenton↑, H2O2↑, eff↑, HO-1↓, DNAdam↑, eff↑,
1914- Fer,  VitC,  TMZ,  Rad,    Pharmacologic Ascorbate and Ferumoxytol Combined with Temozolomide and Radiation Therapy for the Treatment of Newly Diagnosed Glioblastoma
- Trial, GBM, NA
eff↑,
3152- H2,  VitC,  Rad,    Hydrogen and Vitamin C Combination Therapy: A Novel Method of Radioprotection
- in-vitro, Nor, HUVECs - in-vivo, NA, NA
AntiTum↑, OS↑, QoL↑, TumVol↓, radioP↑, Dose↑, Dose↝, eff↑,
4883- LT,  CHr,  BRU,  VitC,    An update of Nrf2 activators and inhibitors in cancer prevention/promotion
- Review, Var, NA
*NRF2↓,
1721- Lyco,  RES,  VitC,    Lycopene, resveratrol, vitamin C and FeSO4 increase damage produced by pro-oxidant carcinogen 4-nitroquinoline-1-oxide in Drosophila melanogaster: Xenobiotic metabolism implications.
- in-vitro, Pca, PC3 - in-vitro, Lung, A549 - in-vitro, Cerv, HeLa - in-vitro, BC, MCF-7 - in-vitro, Liver, HepG2
ROS↑,
587- MF,  VitC,    Effect of stationary magnetic field strengths of 150 and 200 mT on reactive oxygen species production in soybean
ROS↑, SOD↓, other↓,
590- MF,  VitC,    Sub-millitesla magnetic field effects on the recombination reaction of flavin and ascorbic acid radicals
- in-vitro, NA, NA
RPM↑,
592- MF,  VitC,    Alternative radical pairs for cryptochrome-based magnetoreception
RPM↑,
594- MF,  VitC,    Static Magnetic Field Effect on the Fremy's Salt-Ascorbic Acid Chemical Reaction Studied by Continuous-Wave Electron Paramagnetic Resonance
- Analysis, NA, NA
RPM↑,
585- MF,  VitC,    Impact of pulsed magnetic field treatment on enzymatic inactivation and quality of cloudy apple juice
other↓,
582- MF,  immuno,  VitC,    Magnetic field boosted ferroptosis-like cell death and responsive MRI using hybrid vesicles for cancer immunotherapy
- in-vitro, Pca, TRAMP-C1 - in-vivo, NA, NA
Fenton↑, Ferroptosis↑, ROS↑, TumCG↓, Iron↑, GPx4↓,
595- MFrot,  VitC,  MF,    The Effect of Alternating Magnetic Field Exposure and Vitamin C on Cancer Cells
- in-vitro, PC, MIA PaCa-2 - in-vitro, CRC, SW-620 - in-vitro, NA, HT1080 - in-vitro, Pca, PC3 - in-vitro, OS, U2OS - in-vitro, BC, MCF-7 - in-vitro, Nor, CCD-18Co
TumCD↑, eff↑, *TumCG∅,
786- Mg,  VitC,    A narrative review on the role of magnesium in immune regulation, inflammation, infectious diseases, and cancer
Risk↓, *VitD↑, *pH↝, *ROS↓, TumCG↓, eff↑,
1254- PI,  VitC,    Piperlongumine combined with vitamin C as a new adjuvant therapy against gastric cancer regulates the ROS–STAT3 pathway
- in-vivo, GC, NA
STAT3⇅, eff↑, ROS↑, Apoptosis↑,
918- QC,  CUR,  VitC,    Anti- and pro-oxidant effects of oxidized quercetin, curcumin or curcumin-related compounds with thiols or ascorbate as measured by the induction period method
- Analysis, NA, NA
ROS↑, ROS↑,
4713- Se,  VitC,  VitK3,    Selenium supplementation protects cancer cells from the oxidative stress and cytotoxicity induced by the combination of ascorbate and menadione sodium bisulfite
- in-vitro, GBM, NA
eff↓,
4467- SeNPs,  VitC,  Chit,    Nano-chitosan-coated, green-synthesized selenium nanoparticles as a novel antifungal agent against Sclerotinia sclerotiorum in vitro study
- Study, NA, NA
*Dose↝, *Dose↝,
4491- SeNPs,  Chit,  VitC,    Synthesis of a Bioactive Composition of Chitosan–Selenium Nanoparticles
- Study, NA, NA
*ROS↓, *selenoP↑, *antiOx↑, *Inflam↓, *Risk↓, *toxicity↓, AntiTum↑, Dose↝,
4606- SeNPs,  VitC,    Antibacterial and anti-biofilm efficacy of selenium nanoparticles against Pseudomonas aeruginosa: Characterization and in vitro analysis
- in-vitro, NA, NA
*Dose↝, *Dose↝, *Bacteria↓,
4459- SeNPs,  VitC,  SSE,    Nano and mesosized selenium and its synthesis using the ascorbic acid route
*eff↑, *Dose↝, *Dose↝,
4460- SeNPs,  VitC,    Ascorbic acid-mediated selenium nanoparticles as potential antihyperuricemic, antioxidant, anticoagulant, and thrombolytic agents
Dose?,
4461- SeNPs,  VitC,    Synthesis, Characterization, and Cytotoxic Evaluation of Selenium Nanoparticles
*Dose?,
4462- SeNPs,  VitC,    Selenium nanoparticles: influence of reducing agents on particle stability and antibacterial activity at biogenic concentrations
- Study, Nor, NA
*Dose↝, *Bacteria↓,
4463- SeNPs,  VitC,    Selenium nanoparticles: Synthesis, characterization and study of their cytotoxicity, antioxidant and antibacterial activity
- Study, Nor, NA
Dose↝,
4465- SeNPs,  VitC,    Selenium nanoparticles: Synthesis, in-vitro cytotoxicity, antioxidant activity and interaction studies with ct-DNA and HSA, HHb and Cyt c serum proteins
- Study, NA, NA
*other↝, *eff↑, AntiCan↑, *Dose↝, *BioAv↑, *other↝,
4616- VitA,RetA,  VitC,  VitD3,  VitE,  Rad  Vitamins and Radioprotective Effect: A Review
- Review, NA, NA
*radioP↑, *ROS↓,
4468- VitC,  SSE,    Selenium modulates cancer cell response to pharmacologic ascorbate
- in-vivo, GBM, U87MG - in-vitro, CRC, HCT116
eff↓, TumCD↑, ChemoSen↑, ROS⇅, DNAdam↑, PARP↑, NAD↓, Glycolysis↓, Fenton↑, lipid-P↑, eff↓, H2O2↑, other↝,
3122- VitC,    Ascorbic Acid Promotes Plasma Cell Differentiation through Enhancing TET2/3-Mediated DNA Demethylation
TET2↑, TET3↑,
3135- VitC,    The interplay between vitamin C and thyroid
- Review, Thyroid, NA
AntiCan↑, ChemoSen↑, radioP↑, MAPK↓, ERK↓, PI3K↓, Akt↓, QoL↑, OS↑,
3134- VitC,    Vitamin C promotes human endothelial cell growth via the ERK-signaling pathway
- in-vitro, Nor, HUVECs
*ERK↑,
3133- VitC,    Vitamin C supplementation had no side effect in non-cancer, but had anticancer properties in ovarian cancer cells
- in-vitro, Ovarian, NA
*SVCT-2↑, *GLUT1↓, SVCT-2↓, GLUT1↑, TumCP↓, CDK2↓, PARP↓, selectivity↑,
3132- VitC,    Vitamin C affects G0/G1 cell cycle and autophagy by downregulating of cyclin D1 in gastric carcinoma cells
- in-vitro, GC, MKN45
TumCCA↑, cycD1/CCND1↓,
3131- VitC,    Antioxidant Vitamin C attenuates experimental abdominal aortic aneurysm development in an elastase-induced rat model
- in-vivo, Nor, NA
*MMP2↓, *MMP9↓, *TNF-α↓, *IL1β↓, *TIMP2↑, *TIMP1↓, *antiOx↑, *Inflam↓,
3130- VitC,    Effect of high-dose vitamin C on MMP2 expression and invasive ability in human pancreatic cancer cell line PANC-1
- in-vitro, PC, PANC1
MMP2↓, TumCI↓,
3129- VitC,    Therapeutic treatment with vitamin C reduces focal cerebral ischemia-induced brain infarction in rats by attenuating disruptions of blood brain barrier and cerebral neuronal apoptosis
- in-vivo, Stroke, NA
*BBB↑, *MMP9↓, *MMPs↓, *MMP2↓, *CLDN1↝, *ZO-1↝, eff↑,
3128- VitC,    Vitamin C Mitigates Oxidative Stress and Tumor Necrosis Factor-Alpha in Severe Community-Acquired Pneumonia and LPS-Induced Macrophages
- in-vitro, Nor, NA
*ROS↓, *DNAdam↓, *TNF-α↓, *IL6↓, *p38↓,

Showing Research Papers: 1 to 50 of 154
Page 1 of 4 Next

* indicates research on normal cells as opposed to diseased cells
Total Research Paper Matches: 154

Pathway results for Effect on Cancer / Diseased Cells:


Redox & Oxidative Stress

Fenton↑, 3,   Ferroptosis↑, 1,   GPx4↓, 1,   H2O2↑, 2,   HO-1↓, 2,   Iron↑, 2,   lipid-P↑, 2,   NRF2↑, 1,   ROS↑, 10,   ROS⇅, 1,   RPM↑, 3,   SOD↓, 1,  

Metal & Cofactor Biology

Ferritin↓, 1,  

Mitochondria & Bioenergetics

ETC↓, 1,   MMP↓, 1,  

Core Metabolism/Glycolysis

Glycolysis↓, 1,   NAD↓, 1,  

Cell Death

Akt↓, 1,   Apoptosis↑, 2,   Ferroptosis↑, 1,   MAPK↓, 1,   TumCD↑, 3,  

Transcription & Epigenetics

other↓, 2,   other↝, 4,   TET3↑, 1,  

Protein Folding & ER Stress

UPR↑, 1,  

DNA Damage & Repair

DNAdam↑, 3,   PARP↓, 1,   PARP↑, 1,  

Cell Cycle & Senescence

CDK2↓, 1,   cycD1/CCND1↓, 1,   TumCCA↑, 2,  

Proliferation, Differentiation & Cell State

ERK↓, 1,   IGF-1↓, 1,   PI3K↓, 1,   STAT3⇅, 1,   TumCG↓, 4,  

Migration

MMP2↓, 1,   TumCI↓, 1,   TumCP↓, 1,  

Angiogenesis & Vasculature

Hif1a↓, 1,  

Barriers & Transport

GLUT1↑, 1,   SVCT-2↓, 1,  

Drug Metabolism & Resistance

ChemoSen↓, 1,   ChemoSen↑, 4,   Dose?, 1,   Dose↑, 1,   Dose↝, 3,   eff↓, 9,   eff↑, 10,   RadioS↓, 1,   selectivity↑, 2,   TET2↑, 1,  

Clinical Biomarkers

Ferritin↓, 1,  

Functional Outcomes

AntiCan↑, 4,   AntiTum↑, 2,   ChemoSideEff↓, 1,   OS↑, 3,   QoL↑, 2,   radioP↑, 2,   Risk↓, 1,   TumVol↓, 2,   Weight↑, 1,  
Total Targets: 63

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress

antiOx↑, 3,   NRF2↓, 1,   ROS↓, 4,   selenoP↑, 1,  

Cell Death

JNK↑, 1,   p38↓, 1,  

Transcription & Epigenetics

other↓, 1,   other↑, 2,   other↝, 5,  

Protein Folding & ER Stress

CHOP↑, 1,   cl‑eIF2α↑, 1,   GRP78/BiP↑, 1,   p‑PERK↑, 1,  

DNA Damage & Repair

DNAdam↓, 1,  

Proliferation, Differentiation & Cell State

ERK↑, 1,   TumCG∅, 1,  

Migration

CLDN1↝, 1,   MMP2↓, 2,   MMP9↓, 2,   MMPs↓, 1,   TIMP1↓, 1,   TIMP2↑, 1,   ZO-1↝, 1,  

Barriers & Transport

BBB↑, 1,   GLUT1↓, 1,   SVCT-2↑, 1,  

Immune & Inflammatory Signaling

IL1β↓, 1,   IL6↓, 1,   Inflam↓, 2,   TNF-α↓, 2,   VitD↑, 1,  

Cellular Microenvironment

pH↝, 1,  

Drug Metabolism & Resistance

BioAv↑, 1,   Dose?, 1,   Dose↝, 8,   eff↑, 8,   selectivity↑, 1,  

Clinical Biomarkers

IL6↓, 1,   VitD↑, 1,  

Functional Outcomes

cognitive↑, 2,   neuroP↑, 2,   radioP↑, 1,   Risk↓, 2,   toxicity↓, 2,   toxicity↝, 1,  

Infection & Microbiome

AntiViral↑, 1,   Bacteria↓, 4,  
Total Targets: 47

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#:166  Target#:%  State#:%  Dir#:%
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