Piperine / P450 Cancer Research Results

PI, Piperine: Click to Expand ⟱
Features:
Compound of black pepper that boosts bioavailability of curcumin

piperine’s bioenhancing function, often more important than piperine’s direct anticancer activity 
Mechanisms of bioenhancement
| Mechanism                     | Effect                             |
| ----------------------------- | ---------------------------------- |
| **↓ CYP3A4, CYP2C9**          | Slows metabolic clearance          |
| **↓ UGT (glucuronidation)**   | Increases parent compound exposure |
| **↓ P-glycoprotein (ABCB1)**  | Improves intracellular retention   |
| **↑ Intestinal permeability** | Better oral absorption             |

-Curcumin: ↑ bioavailability ~20–30×
-Resveratrol, EGCG, quercetin: ↑ exposure 2–10×

Primary pathways: NF-κB, STAT3, PI3K/Akt/mTOR, apoptosis, EMT
Direct anticancer potency: modest
Bioenhancing value: central and often dominant
Rank Pathway / Target Axis Direction Primary Effect Notes / Cancer Relevance Ref
1 Wnt / β-catenin signaling ↓ Wnt/β-catenin (↓ β-catenin nuclear program) Growth & stemness suppression Piperine suppresses canonical Wnt signaling and shows anti-cancer effects in colorectal cancer cells (ref)
2 PI3K → AKT survival signaling ↓ PI3K/AKT signaling Reduced survival / increased apoptosis Gastric cancer study concludes piperine inhibits proliferation and induces apoptosis through inhibition of PI3K/Akt signaling (ref)
3 AKT → mTOR axis ↓ Akt/mTOR Anti-growth + anti-migration Piperine downregulates Akt/mTOR signaling with associated inhibition of migration and MMP-9 expression (ref)
4 NF-κB transcriptional program ↓ NF-κB activation Reduced inflammatory / pro-survival gene expression Piperine is reported as a potent inhibitor of NF-κB and related transcription factor activity in melanoma cells (ref)
5 STAT3 → Snail EMT axis ↓ STAT3 / ↓ Snail → ↓ EMT Anti-migration / anti-invasion Piperine inhibits colorectal cancer migration/invasion through a STAT3/Snail-mediated EMT mechanism (ref)
6 Multidrug resistance transporter ABCB1 (P-gp) ↓ P-gp-mediated efflux (chemosensitization) Improved chemo response (MDR reversal) Demonstrates piperine has chemosensitizing activity in P-gp–mediated MDR models (piperine characterized as P-gp substrate/modulator) (ref)
7 ROS / oxidative stress ↑ ROS Upstream stress trigger Piperine induces oxidative stress in cancer cells (ROS increase shown) and links it to growth inhibition/apoptosis (ref)
8 Intrinsic apoptosis (caspase activation) ↑ apoptosis Programmed cell death HeLa study: piperine induces apoptosis in a dose-dependent manner with apoptosis markers reported (ref)
9 Autophagy-dependent cell death (ROS–Akt/mTOR coupling) ↑ autophagy-dependent death (with ↓ Akt/mTOR) Stress-lethal program Colon cancer study: piperine induces autophagy-dependent cell death by increasing ROS and inhibiting Akt/mTOR signaling (ref)
10 Cell-cycle progression ↑ cell-cycle arrest (context-dependent) Proliferation blockade Rectal cancer cell study: piperine impairs cell-cycle progression and produces cytostatic/cytotoxic effects (ref)
11 Migration / invasion (MMP-9 axis) ↓ migration / ↓ MMP-9 Anti-metastatic phenotype Piperine suppresses migration with MMP-9 downregulation and Akt/mTOR inhibition (ref)
12 In vivo chemosensitization (doxorubicin) ↑ doxorubicin sensitivity Enhanced therapeutic efficacy Study evaluates piperine as an adjuvant to enhance doxorubicin sensitivity in triple-negative breast cancer models (ref)


P450, cytochrome P450 (CYP) family: Click to Expand ⟱
Source:
Type:
The cytochrome P450 (CYP) family includes many isoenzymes that play key roles in metabolizing endogenous substances (like hormones) and xenobiotics (including drugs and toxins). Changes in the expression of these enzymes in various cancers can affect carcinogen activation, drug metabolism, and overall tumor biology, influencing both cancer risk and prognosis.

CYP1B1
– Frequently overexpressed in several cancers including breast, ovarian, prostate, and colorectal cancers.
– Its expression is often low in normal tissues, making it a potential target for selective cancer therapies.

2. CYP3A4 and CYP3A5
These enzymes are highly expressed in the liver, but their expression is also observed in extrahepatic tissues.
– In cancer, CYP3A enzymes can be variably expressed; for instance, CYP3A4 may be upregulated in some liver cancers but downregulated in others.

3. CYP2E1
– CYP2E1 is expressed in the liver and extrahepatic tissues.
– Elevated CYP2E1 activity can lead to increased production of reactive oxygen species (ROS), contributing to DNA damage and cancer progression.

4. CYP19A1 (Aromatase)
– Aromatase converts androgens to estrogens and is expressed in adipose tissue as well as in certain tumors such as breast cancer.
– Its local expression in breast tumors can increase estrogen levels, promoting hormone-dependent tumor growth.

5. CYP2C Family (e.g., CYP2C8, CYP2C9, CYP2C19)
– These enzymes are involved in metabolizing various drugs and are expressed in the liver and intestines.
– Their expression levels can be altered in different tumor types, potentially affecting drug metabolism.

CYP450 enzymes are a large family with diverse roles in cancer biology.
• Their expression in cancers (e.g., CYP1B1, CYP3A4/5, CYP2E1, CYP19A1) has been linked to both the development and progression of tumors, as well as influencing responses to therapy.
Scientific Papers found: Click to Expand⟱
3587- PI,    Piperine: A review of its biological effects
- Review, Park, NA - Review, AD, NA
*hepatoP↑, *Inflam↓, *neuroP↑, *antiOx↑, *angioG↑, *cardioP↑, *BioAv↑, *P450↓, *eff↑, *BioAv↑, E-cadherin↓, ER(estro)↓, MMP2↓, MMP9↓, VEGF↓, cMyc↓, BAX↑, P53↑, TumCG↓, OS↑, *cognitive↑, *GSK‐3β↓, *GSH↑, *Casp3↓, *Casp9↓, *Cyt‑c↓, *lipid-P↓, *motorD↑, *AChE↓, *memory↑, *cardioP↑, *ROS↓, *PPARγ↑, *ALAT↓, *AST↓, *ALP↓, *AMPK↑, *5HT↑, *SIRT1↑, *eff↑,

Showing Research Papers: 1 to 1 of 1

* indicates research on normal cells as opposed to diseased cells
Total Research Paper Matches: 1

Pathway results for Effect on Cancer / Diseased Cells:


Core Metabolism/Glycolysis ⓘ

cMyc↓, 1,  

Cell Death ⓘ

BAX↑, 1,  

DNA Damage & Repair ⓘ

P53↑, 1,  

Proliferation, Differentiation & Cell State ⓘ

TumCG↓, 1,  

Migration ⓘ

E-cadherin↓, 1,   MMP2↓, 1,   MMP9↓, 1,  

Angiogenesis & Vasculature ⓘ

VEGF↓, 1,  

Hormonal & Nuclear Receptors ⓘ

ER(estro)↓, 1,  

Functional Outcomes ⓘ

OS↑, 1,  
Total Targets: 10

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

antiOx↑, 1,   GSH↑, 1,   lipid-P↓, 1,   ROS↓, 1,  

Core Metabolism/Glycolysis ⓘ

ALAT↓, 1,   AMPK↑, 1,   PPARγ↑, 1,   SIRT1↑, 1,  

Cell Death ⓘ

Casp3↓, 1,   Casp9↓, 1,   Cyt‑c↓, 1,  

Proliferation, Differentiation & Cell State ⓘ

GSK‐3β↓, 1,  

Angiogenesis & Vasculature ⓘ

angioG↑, 1,  

Immune & Inflammatory Signaling ⓘ

Inflam↓, 1,  

Synaptic & Neurotransmission ⓘ

5HT↑, 1,   AChE↓, 1,  

Drug Metabolism & Resistance ⓘ

BioAv↑, 2,   eff↑, 2,   P450↓, 1,  

Clinical Biomarkers ⓘ

ALAT↓, 1,   ALP↓, 1,   AST↓, 1,  

Functional Outcomes ⓘ

cardioP↑, 2,   cognitive↑, 1,   hepatoP↑, 1,   memory↑, 1,   motorD↑, 1,   neuroP↑, 1,  
Total Targets: 28

Scientific Paper Hit Count for: P450, cytochrome P450 (CYP) family
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#:133  Target#:1061  State#:%  Dir#:1
  wNotes=0  sortOrder:rid,rpid

 

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