Crocetin / GRP78/BiP Cancer Research Results

Cro, Crocetin: Click to Expand ⟱
Features:
Crocetin is a carotenoid pigment found in saffron (Crocus sativus) and has been studied for its potential anti-cancer properties. Research has shown that crocetin may have anti-tumor and anti-proliferative effects, inhibiting the growth of various types of cancer cells.
Crocetin is a carotenoid dicarboxylic acid derived from saffron (Crocus sativus) and is a metabolite of crocin. It is lipophilic and more bioavailable than crocin. In cancer research, crocetin is studied mainly in preclinical models, where it appears to influence apoptosis, inflammation, angiogenesis, and redox signaling. It is not a primary cytotoxic chemotherapeutic, but a signaling and stress-modulating compound.
Mechanistic themes reported:
-NF-κB suppression
-PI3K/AKT pathway modulation
-MAPK signaling effects
-Apoptosis induction (mitochondrial pathway)
-Anti-angiogenic signaling (VEGF reduction)
-Redox modulation (context-dependent antioxidant / pro-oxidant behavior)

Evidence level: predominantly cell culture and animal models.
Reported to modulate glycolytic metabolism and lactate production (model-dependent); not established as a direct LDH enzymatic inhibitor

Crocetin (Cro) — Cancer-Oriented Time-Scale Flagged Pathway Table
Rank Pathway / Axis Cancer / Tumor Context Normal Tissue Context TSF Primary Effect Notes / Interpretation
1 Intrinsic apoptosis (mitochondrial pathway) Bax ↑; Bcl-2 ↓; caspases ↑ (reported) ↔ (less activation) G Cell death signaling Apoptosis induction via mitochondrial membrane disruption is one of the most frequently reported tumor effects.
2 NF-κB inflammatory signaling NF-κB ↓; cytokines/COX-2 ↓ (reported) Inflammation tone ↓ R, G Anti-inflammatory modulation Reduction of inflammatory transcription may contribute to anti-proliferative and anti-invasive effects.
3 PI3K / AKT survival pathway AKT phosphorylation ↓ (reported; model-dependent) ↔ R, G Growth suppression Observed in several tumor cell systems; should be presented as context-dependent.
4 MAPK signaling (ERK / JNK / p38) Stress MAPK modulation (variable direction) ↔ P, R, G Signal reprogramming JNK activation and ERK suppression have been reported in some models; effects vary by cell type.
5 ROS / redox modulation ROS ↑ (pro-apoptotic) or ROS ↓ (antioxidant) depending on dose Oxidative stress ↓ (protective models) P, R, G Redox modulation (biphasic) Crocetin can behave as antioxidant in normal cells and pro-oxidant in tumor contexts at higher concentrations.
6 Cell-cycle arrest G0/G1 or G2/M arrest ↑ (reported) ↔ G Cytostasis Often secondary to survival pathway suppression and stress signaling.
7 Angiogenesis signaling (VEGF) VEGF ↓; angiogenic signaling ↓ (reported) ↔ G Anti-angiogenic support Observed in some in vitro and animal tumor models; typically secondary to NF-κB/AKT changes.
8 Metabolic reprogramming (glycolysis tone) Lactate ↓ (reported; indirect) ↔ R, G Warburg modulation (indirect) No strong evidence for direct LDH enzyme inhibition; effects likely secondary to survival/redox signaling changes.
9 Migration / invasion (MMPs) MMP2/MMP9 ↓; invasion ↓ (reported) ↔ G Anti-invasive phenotype Reported reduction in metastasis markers in certain systems.
10 Chemo-sensitization (adjunct potential) Therapy sensitivity ↑ (reported in some combinations) Normal tissue protection possible G Adjunct modulation May enhance cytotoxic response in some models; data are preclinical.
11 Translation constraint Clinical anti-cancer efficacy not established Generally well tolerated in dietary contexts — Evidence limitation Human oncology data are limited; dosing and bioavailability remain practical considerations.

Time-Scale Flag (TSF): P / R / G

  • P: 0–30 min (early redox and signaling interactions)
  • R: 30 min–3 hr (NF-κB / PI3K / MAPK modulation)
  • G: >3 hr (apoptosis, angiogenesis, and phenotype-level outcomes)
GRP78/BiP, HSPA5: Click to Expand ⟱
Source:
Type:
GRP78 (Pgp, BiP or ERp72) is a central regulator of endoplasmic reticulum (ER) function due to its roles in protein folding and assembly, targeting misfolded protein for degradation, ER Ca(2+)-binding and controlling the activation of trans-membrane ER stress sensors.
-GRP78 protein, a marker for endoplasmic reticulum stress
-GRP78’s role as a master regulator of the unfolded protein response (UPR) and cellular stress responses
The association of P-gp and inhibition of cell death in cancerous cells has also been reported in several studies including in hepatocellular, colorectal, prostate cancer, and gastric cancer. Although counterintuitive due to its prominent role in cancer resistance, P-gp has been linked to favorable prognosis.
ERp72 can promote cancer cell proliferation, migration, and invasion by regulating various signaling pathways, including the PI3K/AKT and MAPK/ERK pathways. Additionally, ERp72 can also inhibit apoptosis (programmed cell death) in cancer cells, which can contribute to tumor progression. Overexpressed in: Breast, lung colorectal, prostrate, ovarian, pancreatic.

-GRP78 is frequently upregulated in a variety of solid tumors and hematological malignancies.
-Overexpression of GRP78 in cancer cells is often regarded as a marker of increased ER stress due to the reduced oxygen and nutrient supply typically encountered in the tumor microenvironment.
-Elevated GRP78 levels can contribute to tumor cell survival by enhancing the adaptive UPR, allowing cancer cells to cope with therapeutic and metabolic stress.
Scientific Papers found: Click to Expand⟱
3630- Cro,    Crocin Improves Cognitive Behavior in Rats with Alzheimer's Disease by Regulating Endoplasmic Reticulum Stress and Apoptosis
- in-vivo, AD, NA
*memory↑, *Bcl-2↑, *BAX↓, *Casp3↓, *GRP78/BiP↓, *CHOP↓, *Dose↝,

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:


Total Targets: 0

Pathway results for Effect on Normal Cells:


Cell Death ⓘ

BAX↓, 1,   Bcl-2↑, 1,   Casp3↓, 1,  

Protein Folding & ER Stress ⓘ

CHOP↓, 1,   GRP78/BiP↓, 1,  

Drug Metabolism & Resistance ⓘ

Dose↝, 1,  

Functional Outcomes ⓘ

memory↑, 1,  
Total Targets: 7

Scientific Paper Hit Count for: GRP78/BiP, HSPA5
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#:249  Target#:356  State#:%  Dir#:1
  wNotes=0  sortOrder:rid,rpid

 

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