Ashwagandha(Withaferin A) / N-cadherin Cancer Research Results

Ash, Ashwagandha(Withaferin A): Click to Expand ⟱
Features:

Ashwagandha (Withaferin A) — Withaferin A (WA; WFA) is a bioactive steroidal lactone (a “withanolide”) found in Withania somnifera (ashwagandha/Indian ginseng), with most translational oncology discussion centered on WA as a small-molecule electrophile rather than the whole-herb supplement. It is best classified as a natural-product small molecule (steroidal lactone/withanolide) with pleiotropic proteostasis, cytoskeletal, redox-stress, and inflammatory signaling effects; in supplements, WA exposure depends strongly on extract standardization (root vs leaf, % withanolides) and formulation.

Primary mechanisms (ranked):

  1. Hsp90-axis disruption (incl. client protein destabilization) leading to proteostasis stress and multi-client oncoprotein depletion
  2. Covalent targeting of intermediate filaments (notably vimentin) with downstream effects on adhesion/migration, EMT programs, and angiogenic endothelium
  3. Pro-oxidative stress signaling in cancer cells with mitochondrial dysfunction, ER stress/UPR engagement, and apoptosis execution
  4. Inflammation and survival signaling suppression (notably NF-κB-centric programs; context-dependent immune modulation)
  5. Contextual transcriptional/epigenetic modulation (e.g., HDAC/DNMT-related signals) contributing to anti-proliferative phenotypes
  6. Metabolic stress signaling (glycolysis/HIF-1α/ATP depletion) as a secondary vulnerability in susceptible models

Bioavailability / PK relevance: WA shows measurable systemic exposure in animals (reported oral bioavailability in rats), but PK is variable across species, doses, and extract matrices; human exposure data exist from a phase I osteosarcoma study and from healthy-volunteer PK work on standardized Withania extracts measuring circulating withanolides (including WA). WA is lipophilic and subject to first-pass metabolism; typical pharmacodynamic in-vitro micromolar concentrations may exceed achievable unbound plasma levels depending on formulation and dosing.

In-vitro vs systemic exposure relevance: Many mechanistic cancer studies use ~1–10 µM WA; translation requires caution because free (unbound) systemic concentrations and tumor penetration are not well-constrained in humans, and whole-extract products can have low/variable WA content (model- and formulation-dependent).

Clinical evidence status: Limited human oncology evidence: a phase I study in advanced high-grade osteosarcoma reported feasibility/safety and proposed a daily dose level; an active clinical trial evaluates an ashwagandha/withaferin-A strategy with liposomal doxorubicin in recurrent ovarian cancer. Most anticancer support remains preclinical, while non-oncology human data for ashwagandha primarily address stress/sleep and are not evidence of anticancer efficacy.

The main active constituents of Ashwagandha leaves are alkaloids and steroidal lactones (commonly known as Withanolides).
-The main constituents of ashwagandha are withanolides such as withaferin A, alkaloids, steroidal lactones, tropine, and cuscohygrine.
Ashwagandha is an herb that may reduce stress, anxiety, and insomnia.
*-Ashwagandha is often characterized as an antioxidant.
-Some studies suggest that while ashwagandha may protect normal cells from oxidative damage, it can simultaneously stress cancer cells by tipping their redox balance toward cytotoxicity.
Pathways:
-Induction of Apoptosis and ROS Generation
-Hsp90 Inhibition and Proteasomal Degradation

Cell culture studies vary widely, typically ranging from low micromolar (e.g., 1–10 µM).
In animal models (commonly mice), Withaferin A has been administered in doses ranging from approximately 2 to 10 mg/kg body weight.
- General wellness, Ashwagandha supplements are sometimes taken in doses ranging from 300 mg to 600 mg of an extract (often standardized to contain a certain percentage of withanolides) once or twice daily.
- 400mg of WS extract was given 3X/day to schizophrenia patients. report#2001.
- Ashwagandha Pure 400mg/capsule is available from mcsformulas.com.

-Note half-life 4-6 hrs?.
BioAv
Pathways:
- well-recognized for promoting ROS in cancer cells, while no effect(or reduction) on normal cells.
- ROS↑ related: MMP↓(ΔΨm), ER Stress↑, UPR↑, GRP78↑, Cyt‑c↑, Caspases↑, DNA damage↑, cl-PARP↑, HSP↓, Prx,
- Confusing results about Lowering 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, uPA↓, VEGF↓, ROCK1↓, NF-κB↓, CXCR4↓, SDF1↓, TGF-β↓, α-SMA↓, ERK↓
- reactivate genes thereby inhibiting cancer cell growth : HDAC↓(combined with sulfor), DNMT1↓, DNMT3A↓, P53↑, HSP↓, Sp proteins↓, TET↑
- cause Cell cycle arrest : TumCCA↑, cyclin E↓, CDK2↓, CDK4↓,
- inhibits Migration/Invasion : TumCMig↓, TumCI↓, TNF-α↓, ERK↓, EMT↓, TOP1↓,
- inhibits glycolysis /Warburg Effect and ATP depletion : HIF-1α↓, PKM2↓, cMyc↓, GLUT1↓, LDH↓, LDHA↓, HK2↓, OXPHOS↓, GRP78↑, GlucoseCon↓
- inhibits angiogenesis↓ : VEGF↓, HIF-1α↓, Notch↓, PDGF↓, EGFR↓, Integrins↓,
- inhibits Cancer Stem Cells : CSC↓, β-catenin↓, sox2↓,
- Others: PI3K↓, AKT↓, JAK↓, STAT↓, Wnt↓, β-catenin↓, AMPK, α↓, ERK↓, JNK,
- Synergies: chemo-sensitization, chemoProtective, RadioSensitizer, RadioProtective, Others(review target notes), Neuroprotective, Cognitive, Renoprotection, Hepatoprotective, CardioProtective,

- Selectivity: Cancer Cells vs Normal Cells

Mechanistic pathway map for Ashwagandha (Withaferin A) in cancer biology

Rank Pathway / Axis Cancer Cells Normal Cells TSF Primary Effect Notes / Interpretation
1 Hsp90 proteostasis axis Hsp90 functional inhibition → client proteins ↓ (Akt/EGFR/HER2/Raf/Cdk etc.) → growth/survival signaling ↓ Stress-response engagement possible; tolerability is dose/formulation dependent R Multi-node oncogenic network destabilization Often presented as ATP-independent Hsp90 inhibition with downstream proteasomal degradation of clients; mechanistically central because it collapses multiple driver pathways at once.
2 Vimentin and intermediate filament remodeling Vimentin function/organization ↓ → migration/invasion ↓, EMT programs ↓ (context-dependent) Endothelial and stromal cytoskeleton can be affected; may underlie anti-angiogenic activity P Anti-motility / anti-metastatic leverage WA behaves as a reactive small molecule with reported covalent interaction with vimentin; cytoskeletal perturbation can be rapid and not strictly transcription-driven.
3 Mitochondrial ROS increase ROS ↑ → ΔΨm ↓, cyt-c ↑, caspase cascade ↑ → apoptosis ↑ Often ROS ↔ or ↓ with antioxidant response ↑ (model-dependent) P/R Selective redox toxicity in susceptible tumors Frequently paired with ER stress/UPR activation; selectivity is commonly framed as “push cancer over its redox limit,” but this is highly dose- and context-dependent.
4 ER stress and UPR axis ER stress ↑, UPR ↑ → proteotoxic stress → apoptosis/autophagy shifts (model-dependent) Adaptive UPR may occur; excessive dosing can stress normal tissues R Proteotoxic stress amplification Mechanistically synergistic with Hsp90 disruption and ROS signaling; can manifest as GRP78/BiP and related markers ↑ in some systems.
5 NF-κB inflammatory survival signaling NF-κB ↓ → cytokine/pro-survival programs ↓, invasion-associated signaling ↓ Anti-inflammatory signaling ↓ may be beneficial in some contexts; immune effects can be mixed G Survival/inflammation program suppression Often aligned with COX-2 and inflammasome-related readouts in inflammatory models; oncology relevance is strongest where NF-κB is a core survival node.
6 EMT and metastasis signaling EMT ↓, MMPs ↓, uPA ↓, CXCR4/SDF1 axis ↓ (model-dependent) Wound-healing programs can be affected (context-dependent) G Anti-invasive phenotype Partly downstream of cytoskeletal (vimentin) effects and NF-κB/TGF-β-linked programs; directionality can vary by tumor lineage and assay.
7 Glycolysis and HIF-1α HIF-1α ↓, glycolysis flux ↓, ATP ↓ (susceptible models) Usually ↔ at low exposure; metabolic stress possible at higher exposure G Metabolic vulnerability unmasking Often secondary to upstream stress (ROS/proteostasis) rather than a primary enzymatic inhibitor; interpret as (context-dependent).
8 Cell cycle checkpoint control Cell-cycle arrest ↑ (often G2/M reported), CDK/cyclin signaling ↓ Proliferating normal cells may also be sensitive at higher exposure G Anti-proliferative enforcement Common phenotype readout across WA studies; mechanistic “why” may differ by model (proteostasis vs ROS vs mitotic machinery/cytoskeleton).
9 NRF2 and antioxidant defense NRF2 ↓ and antioxidant enzymes ↓ reported in some cancer models; sometimes mixed ↔ NRF2 ↑ and antioxidant enzymes ↑ reported in some normal-tissue protection contexts G Redox buffering divergence Highly model-dependent; WA can behave as a stressor that either suppresses or activates NRF2-linked programs depending on timing, dose, and baseline redox state.
10 Clinical Translation Constraint Micromolar in-vitro dosing common; human oncology exposure/target engagement remains sparsely defined Supplement heterogeneity (WA content), drug-interaction risk, and organ-specific toxicity signals (notably liver; thyroid) constrain use — Formulation + PK + safety gating Human data exist (phase I osteosarcoma; ongoing ovarian combo), but WA is not an approved anticancer drug and standardized products/target engagement biomarkers are not yet mature.

TSF legend: P: 0–30 min    R: 30 min–3 hr    G: >3 hr
N-cadherin, N-cadherin: Click to Expand ⟱
Source:
Type:
Also known as Cadherin2 (CDH2).
N-cadherin is a type of cell adhesion molecule that plays a crucial role in the development and maintenance of tissue structure. In the context of cancer, N-cadherin has been implicated in the progression and metastasis of various types of tumors.
N-cadherin expression is increased in various types of cancer.
Normally, N-cadherin is expressed in mesenchymal cells, such as fibroblasts and smooth muscle cells. However, in cancer cells, N-cadherin expression is often upregulated, which can contribute to the epithelial-to-mesenchymal transition (EMT). EMT is a process by which epithelial cells acquire a more mesenchymal phenotype, which is characterized by increased motility, invasiveness, and resistance to apoptosis.
The expression of N-cadherin in cancer cells is closely associated with tumorigenesis and metastasis. Additionally, the soluble N-cadherin level in the serum of cancer patients is much higher than that in the serum of healthy patients, revealing a positive relation with poor prognosis.
Scientific Papers found: Click to Expand⟱
3166- Ash,    Exploring the Multifaceted Therapeutic Potential of Withaferin A and Its Derivatives
- Review, Var, NA
*p‑PPARγ↓, *cardioP↑, *AMPK↑, *BioAv↝, *Half-Life↝, *Half-Life↝, *Dose↑, *chemoPv↑, IL6↓, STAT3↓, ROS↓, OXPHOS↓, PCNA↓, LDH↓, AMPK↑, TumCCA↑, NOTCH3↓, Akt↓, Bcl-2↓, Casp3↑, Apoptosis↑, eff↑, NF-kB↓, CSCs↓, HSP90↓, PI3K↓, FOXO3↑, β-catenin/ZEB1↓, N-cadherin↓, EMT↓, FASN↓, ACLY↓, ROS↑, NRF2↑, HO-1↑, NQO1↑, JNK↑, mTOR↓, neuroP↑, *TNF-α↓, *IL1β↓, *IL6↓, *IL8↓, *IL18↓, RadioS↑, eff↑,
3160- Ash,    Withaferin A: A Pleiotropic Anticancer Agent from the Indian Medicinal Plant Withania somnifera (L.) Dunal
- Review, Var, NA
TumCCA↑, H3↑, P21↑, cycA1/CCNA1↓, CycB/CCNB1↓, cycE/CCNE↓, CDC2↓, CHK1↓, Chk2↓, p38↑, MAPK↑, E6↓, E7↓, P53↑, Akt↓, FOXO3↑, ROS↑, γH2AX↑, MMP↓, mitResp↓, eff↑, TumCD↑, Mcl-1↓, ER Stress↑, ATF4↑, ATF3↑, CHOP↑, NOTCH↓, NF-kB↓, Bcl-2↓, STAT3↓, CDK1↓, β-catenin/ZEB1↓, N-cadherin↓, EMT↓, Cyt‑c↑, eff↑, CDK4↓, p‑RB1↓, PARP↑, cl‑Casp3↑, cl‑Casp9↑, NRF2↑, ER-α36↓, LDHA↓, lipid-P↑, AP-1↓, COX2↓, RenoP↑, PDGFR-BB↓, SIRT3↑, MMP2↓, MMP9↓, NADPH↑, NQO1↑, GSR↑, HO-1↑, *SOD2↑, *Prx↑, *Casp3?, eff↑, Snail↓, Slug↓, Vim↓, CSCs↓, HEY1↓, MMPs↓, VEGF↓, uPA↓, *toxicity↓, CDK2↓, CDK4↓, HSP90↓,

Showing Research Papers: 1 to 2 of 2

* indicates research on normal cells as opposed to diseased cells
Total Research Paper Matches: 2

Pathway results for Effect on Cancer / Diseased Cells:


Redox & Oxidative Stress ⓘ

ATF3↑, 1,   GSR↑, 1,   HO-1↑, 2,   lipid-P↑, 1,   NQO1↑, 2,   NRF2↑, 2,   OXPHOS↓, 1,   ROS↓, 1,   ROS↑, 2,   SIRT3↑, 1,  

Mitochondria & Bioenergetics ⓘ

CDC2↓, 1,   mitResp↓, 1,   MMP↓, 1,  

Core Metabolism/Glycolysis ⓘ

ACLY↓, 1,   AMPK↑, 1,   FASN↓, 1,   LDH↓, 1,   LDHA↓, 1,   NADPH↑, 1,  

Cell Death ⓘ

Akt↓, 2,   Apoptosis↑, 1,   Bcl-2↓, 2,   Casp3↑, 1,   cl‑Casp3↑, 1,   cl‑Casp9↑, 1,   Chk2↓, 1,   Cyt‑c↑, 1,   HEY1↓, 1,   JNK↑, 1,   MAPK↑, 1,   Mcl-1↓, 1,   p38↑, 1,   TumCD↑, 1,  

Transcription & Epigenetics ⓘ

H3↑, 1,  

Protein Folding & ER Stress ⓘ

CHOP↑, 1,   ER Stress↑, 1,   HSP90↓, 2,  

DNA Damage & Repair ⓘ

CHK1↓, 1,   P53↑, 1,   PARP↑, 1,   PCNA↓, 1,   γH2AX↑, 1,  

Cell Cycle & Senescence ⓘ

CDK1↓, 1,   CDK2↓, 1,   CDK4↓, 2,   cycA1/CCNA1↓, 1,   CycB/CCNB1↓, 1,   cycE/CCNE↓, 1,   P21↑, 1,   p‑RB1↓, 1,   TumCCA↑, 2,  

Proliferation, Differentiation & Cell State ⓘ

CSCs↓, 2,   EMT↓, 2,   FOXO3↑, 2,   mTOR↓, 1,   NOTCH↓, 1,   NOTCH3↓, 1,   PI3K↓, 1,   STAT3↓, 2,  

Migration ⓘ

AP-1↓, 1,   ER-α36↓, 1,   MMP2↓, 1,   MMP9↓, 1,   MMPs↓, 1,   N-cadherin↓, 2,   Slug↓, 1,   Snail↓, 1,   uPA↓, 1,   Vim↓, 1,   β-catenin/ZEB1↓, 2,  

Angiogenesis & Vasculature ⓘ

ATF4↑, 1,   PDGFR-BB↓, 1,   VEGF↓, 1,  

Immune & Inflammatory Signaling ⓘ

COX2↓, 1,   IL6↓, 1,   NF-kB↓, 2,  

Drug Metabolism & Resistance ⓘ

eff↑, 5,   RadioS↑, 1,  

Clinical Biomarkers ⓘ

E6↓, 1,   E7↓, 1,   IL6↓, 1,   LDH↓, 1,  

Functional Outcomes ⓘ

neuroP↑, 1,   RenoP↑, 1,  
Total Targets: 84

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

Prx↑, 1,   SOD2↑, 1,  

Core Metabolism/Glycolysis ⓘ

AMPK↑, 1,   p‑PPARγ↓, 1,  

Cell Death ⓘ

Casp3?, 1,  

Immune & Inflammatory Signaling ⓘ

IL18↓, 1,   IL1β↓, 1,   IL6↓, 1,   IL8↓, 1,   TNF-α↓, 1,  

Drug Metabolism & Resistance ⓘ

BioAv↝, 1,   Dose↑, 1,   Half-Life↝, 2,  

Clinical Biomarkers ⓘ

IL6↓, 1,  

Functional Outcomes ⓘ

cardioP↑, 1,   chemoPv↑, 1,   toxicity↓, 1,  
Total Targets: 17

Scientific Paper Hit Count for: N-cadherin, N-cadherin
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#:36  Target#:355  State#:%  Dir#:%
  wNotes=0  sortOrder:rid,rpid

 

Home Page