Chlorophyllin / cycD1/CCND1 Cancer Research Results

CHL, Chlorophyllin: Click to Expand ⟱
Features:
Chlorophyllin is a semi-synthetic derivative of chlorophyll, the green pigment found in plants that is essential for photosynthesis.
-Antioxidant Activity
-Detoxification
-Inhibition of Tumor Growth(unknown pathway?)
-Modulation of Gene Expression
-Anti-inflammatory Effects
Dose: 100-300mg/d split 1-3x/d

Chlorophyllin — Chlorophyllin is a semi-synthetic, water-soluble copper-containing derivative mixture of plant chlorophyll, most commonly used as sodium copper chlorophyllin. It is best classified as a semi-synthetic small-molecule phytochemical derivative that also functions as a food color additive, OTC deodorant drug ingredient, and chemopreventive “interceptor” candidate rather than a validated systemic anticancer drug. Standard abbreviations include CHL and, for the common oral form, SCC (sodium copper chlorophyllin). It originates from natural chlorophyll after saponification and copper substitution to improve water solubility and stability. The strongest translational evidence is for oral reduction of carcinogen bioavailability and DNA-adduct burden in exposure settings; direct tumoricidal signaling effects are mostly preclinical, and photodynamic use is a distinct external-trigger application.

Chlorophyll (Chl), the parent compound of CHL, is readily available by consumption of green vegetables.

Primary mechanisms (ranked):

  1. Direct carcinogen interception and complex formation in the gut or exposure interface, lowering absorption of mutagens/carcinogens and downstream DNA adduct formation.
  2. Reduction of xenobiotic activation and genotoxic burden, including modulation of CYP1A1/CYP1B1-related carcinogen handling in exposed epithelial models.
  3. Direct antiproliferative signaling in cancer cells, especially ERK deactivation with cyclin D1 depletion, leading to cell-cycle arrest and apoptosis in preclinical models.
  4. Suppression of inflammatory survival signaling, including NF-κB-linked programs, in preclinical carcinogenesis models.
  5. Photosensitizer-mediated ROS cytotoxicity under light activation in chlorophyllin-assisted photodynamic therapy.

Bioavailability / PK relevance: Oral chlorophyllin is relatively digestive-stable and can interact with intestinal cells, but available PK data suggest limited systemic serum exposure, with significant luminal retention and efflux likely contributing to its dominant gastrointestinal interception profile. Some animal work suggests tissue distribution can occur, but standard oral use does not support assuming high free systemic tumor exposure.

In-vitro vs systemic exposure relevance: Common direct anticancer in-vitro studies likely use concentrations above what is reliably achievable in systemic circulation with ordinary oral dosing. Its most credible non-PDT human effect is not high plasma tumor exposure but reduced carcinogen uptake and biomarker damage. In PDT contexts, efficacy is not ordinary concentration-driven alone and requires an external light trigger.

Clinical evidence status: Human evidence is strongest for chemopreventive biomarker modulation, including a randomized placebo-controlled trial showing reduced aflatoxin biomarker burden in a high-risk population. Evidence for direct cancer treatment remains preclinical or adjunctive/emerging, while newer studies in radiation-related injury are not yet proof of anticancer efficacy.

Mechanistic table

Rank Pathway / Axis Cancer Cells Normal Cells TSF Primary Effect Notes / Interpretation
1 Carcinogen interception and uptake blockade ↓ carcinogen delivery to premalignant or exposed cells ↓ luminal mutagen uptake; ↓ systemic carcinogen burden P-R Chemoprevention Best-supported core mechanism. Chlorophyllin forms non-covalent complexes with carcinogens such as aflatoxin and PAH-related mutagens, lowering bioavailability and downstream DNA damage.
2 Xenobiotic activation and DNA adduct burden ↓ DNA adduct formation; ↓ CYP1A1/CYP1B1-related activation (model-dependent) ↓ genotoxic burden in exposed epithelia R-G Genome protection Supported in exposed human epithelial models and biomarker studies; strongest in prevention/exposure settings rather than established tumors.
3 ERK Cyclin D1 cell-cycle survival axis ERK ↓; cyclin D1 ↓; apoptosis ↑ ↔ unclear G Cytostasis and apoptosis Direct anticancer signaling is reported in breast cancer cell models, but this sits below interception in translational centrality because human systemic exposure appears limited.
4 NF-κB inflammatory survival signaling NF-κB ↓; inflammatory survival tone ↓ Inflammatory injury tone ↓ R-G Anti-inflammatory anticarcinogenic support Relevant mainly in carcinogenesis and tissue-injury models. More supportive than defining as a stand-alone tumor mechanism.
5 Mitochondrial ROS increase under photodynamic activation ↑ ROS (requires external trigger); apoptosis/necrosis ↑ ↔ or ↑ phototoxicity if illuminated P-R Photodynamic tumor killing This is a distinct modality-specific use case. ROS generation is mechanistically important for chlorophyllin-assisted PDT, but not a generic baseline oral chlorophyllin effect.
6 Clinical Translation Constraint Systemic monotherapy relevance limited Generally favorable oral safety at conventional use levels G Delivery constraint Main constraints are limited systemic exposure, prevention-skewed evidence base, and the fact that strongest human data concern carcinogen interception biomarkers rather than tumor regression. PDT use additionally depends on light delivery geometry.

TSF legend: P: 0–30 min
R: 30 min–3 hr
G: >3 hr
cycD1/CCND1, cyclin D1 pathway: Click to Expand ⟱
Source:
Type:
Also called CCND1 Gatekeeper of Cell-Cycle Commitment
The main function of cyclin D1 is to maintain cell cycle and to promote cell proliferation. Cyclin D1 is a key regulatory protein involved in the cell cycle, particularly in the transition from the G1 phase to the S phase. It is part of the cyclin-dependent kinase (CDK) complex, where it binds to CDK4 or CDK6 to promote cell cycle progression.
Cyclin D1 is crucial for the regulation of the cell cycle. Overexpression or dysregulation of cyclin D1 can lead to uncontrolled cell proliferation, a hallmark of cancer.
Cyclin D1 is often found to be overexpressed in various cancers.
Cyclin D1 can interact with tumor suppressor proteins, such as retinoblastoma (Rb). When cyclin D1 is overexpressed, it can lead to the phosphorylation and inactivation of Rb, releasing E2F transcription factors that promote the expression of genes required for DNA synthesis and cell cycle progression.
Cyclin D1 is influenced by various signaling pathways, including the PI3K/Akt and MAPK pathways, which are often activated in cancer.
In some cancers, high levels of cyclin D1 expression have been associated with poor prognosis, making it a potential biomarker for cancer progression and treatment response.
Scientific Papers found: Click to Expand⟱
6067- CHL,    Antiproliferative effect of chlorophyllin derived from a traditional Chinese medicine Bombyx mori excreta on human breast cancer MCF-7 cells
- in-vitro, BC, MCF-7
TumCP↓, TumCCA↑, Apoptosis↑, cycD1/CCND1↓, cycE/CCNE↓, CycB/CCNB1↑,

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:


Cell Death ⓘ

Apoptosis↑, 1,  

Cell Cycle & Senescence ⓘ

CycB/CCNB1↑, 1,   cycD1/CCND1↓, 1,   cycE/CCNE↓, 1,   TumCCA↑, 1,  

Migration ⓘ

TumCP↓, 1,  
Total Targets: 6

Pathway results for Effect on Normal Cells:


Total Targets: 0

Scientific Paper Hit Count for: cycD1/CCND1, cyclin D1 pathway
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#:218  Target#:73  State#:%  Dir#:%
  wNotes=0  sortOrder:rid,rpid

 

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