Rosmarinic acid / HSP27 Cancer Research Results

RosA, Rosmarinic acid: Click to Expand ⟱
Features: polyphenol
Polyphenol of many herbs - rosemary, perilla, sage mint and basil. Rosmarinic acid (RA) is predominantly found in a variety of medicinal and culinary herbs, especially those belonging to the Lamiaceae family, including rosemary (Rosmarinus officinalis), basil (Ocimum basilicum), sage (Salvia officinalis), thyme (Thymus vulgaris), and mints (Mentha spp.). In addition to the Lamiaceae family, RA is also present in plants from other families, such as Boraginaceae and Apiaceae.
-Rosmarinic acid is one of the hydroxycinnamic acids, and was initially isolated and purified from the extract of rosemary, a member of mint family (Lamiaceae)
-Its chemical structure allows it to act as a free radical scavenger by donating hydrogen atoms to stabilize ROS and free radicals.
RA’s dual nature as both a phenolic acid and a flavonoid-related compound enables it to chelate metal ions and prevent the formation of free radicals, thus interrupting oxidative chain reactions. It can modulate the activity of enzymes involved in OS, such as catalase (CAT), superoxide dismutase (SOD), and glutathione peroxidase (GPx), underscoring its potential role in preventing oxidative damage at the cellular level.
-divided as rosemary extract, carnosic acid, rosmarinic acid?

Summary:
-Capacity to chelate transition metal ions, particularly ironChelator (Fe2+) and copper (Cu2+)
-RA plus Cu(II)-induced oxidative DNA damage, which causes ROS
-rosmarinic acid (RA) as a potential inhibitor of MARK4↓ (inhibiting to tumor growth, invasion, and metastasis) activity (IC50 = 6.204 µM)

-Note half-life 1.5–2 hours.
BioAv water-soluble, rapid absorbtion
Pathways:
- varying results of ROS up or down in cancer cells. Plus a report of lowering ROS and no effect on Tumor cell viability.
However always seems to lower ROS↓ in normal cells.
- ROS↑ related: MMP↓(ΔΨm), ER Stress↑, UPR↑, Cyt‑c↑, Caspases↑, DNA damage↑, cl-PARP↑, HSP↓,
- No indication of Lowering AntiOxidant defense in Cancer Cells:
- Raises AntiOxidant defense in Normal Cells:(and perhaps even in cancer 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↓, VEGF↓, ROCK1↓, RhoA↓, NF-κB↓, ERK↓, MARK4↓
- reactivate genes thereby inhibiting cancer cell growth(weak) : HDAC2↓, DNMTs↓weak, P53↑, HSP↓,
- cause Cell cycle arrest : TumCCA↑, cyclin D1↓, cyclin E↓, CDK2↓, CDK4↓,
- inhibits Migration/Invasion : TumCMig↓, TumCI↓, ERK↓, EMT↓,
- inhibits glycolysis /Warburg Effect and ATP depletion : HIF-1α↓??, LDHA↓, PFKs↓, GRP78↑, GlucoseCon↓
- inhibits angiogenesis↓ : VEGF↓, HIF-1α↓, EGFR↓,
- inhibits Cancer Stem Cells (few references) : CSC↓, Hh↓, GLi1↓,
- Others: PI3K↓, AKT↓, STAT↓, AMPK, ERK↓, JNK,
- Synergies: chemo-sensitization, chemoProtective, RadioSensitizer, RadioProtective, Others(review target notes), Neuroprotective, Cognitive, Renoprotection, Hepatoprotective, CardioProtective,

- Selectivity: Cancer Cells vs Normal Cells

Rank Pathway / Axis Cancer Cells Normal Cells Label Primary Interpretation Notes
1 Reactive oxygen species (ROS) ↓ ROS (dominant antioxidant effect) ↓ ROS Driver Antioxidant / redox buffering Rosmarinic acid is a strong phenolic antioxidant; cancer effects are largely redox-modulatory rather than cytotoxic
2 NF-κB signaling ↓ NF-κB activation ↓ inflammatory NF-κB tone Secondary Suppression of inflammatory survival signaling NF-κB inhibition explains anti-inflammatory, anti-proliferative, and chemopreventive effects
3 MAPK signaling (ERK / JNK / p38) ↓ ERK; ↑ JNK/p38 (context-dependent) ↔ minimal Secondary Stress-modulated signaling MAPK modulation reflects redox-sensitive signaling rather than direct kinase inhibition
4 Cell cycle regulation ↑ G0/G1 arrest (mild) ↔ spared Phenotypic Cytostatic growth control Growth inhibition is modest and non-cytotoxic in most models
5 Apoptosis ↑ apoptosis (weak / context-dependent) ↓ apoptosis Phenotypic Threshold-dependent cell death Apoptosis is not a dominant mechanism and usually requires high doses or co-stress
6 NRF2 antioxidant response ↑ NRF2 (adaptive) ↑ NRF2 (protective) Adaptive Antioxidant gene induction NRF2 activation reflects reinforcement of antioxidant capacity


HSP27, Heat shock protein 27: Click to Expand ⟱
Source:
Type: Protein
Heat Shock Protein 27 (Hsp27), also known as HSPB1, is a small heat shock protein that plays a crucial role in cellular stress responses, protein folding, and protection against apoptosis.
Hsp27 is involved in various cellular processes, including the stabilization of proteins, regulation of the cytoskeleton, and modulation of signaling pathways.
Acts as a protein chaperone and an antioxidant and plays a role in the inhibition of apoptosis and actin cytoskeletal remodeling. Plays a key role in anti-cancer treatment resistance, inhibition of apoptosis and tumor progression. HSP27 is upregulated in many cancers and is associated with a poor prognosis.

Expression in Cancers: Hsp27 is often overexpressed in various types of cancers, including breast, prostate, lung, and colorectal cancers. Its expression can be induced by stressors such as heat shock, oxidative stress, and exposure to certain chemotherapeutic agents.
Prognostic Implications: The expression levels of Hsp27 have been associated with cancer prognosis. In many studies, high levels of Hsp27 expression correlate with poor prognosis, increased tumor aggressiveness, and resistance to chemotherapy.
Scientific Papers found: Click to Expand⟱
3003- RosA,    Comprehensive Insights into Biological Roles of Rosmarinic Acid: Implications in Diabetes, Cancer and Neurodegenerative Diseases
- Review, Var, NA - Review, AD, NA - Review, Park, NA
*Inflam↓, *antiOx↑, *neuroP↑, *IL6↓, *IL1β↓, *NF-kB↓, *PGE2↓, *COX2↓, *MMP↑, *memory↑, *ROS↓, *Aβ↓, *HMGB1↓, TumCG↓, MARK4↓, Zeb1↓, MDM2↓, BNIP3↑, ASC↑, NLRP3↓, PI3K↓, Akt↓, Casp1↓, E-cadherin↑, STAT3↓, TLR4↓, MMP↓, ICAM-1↓, AMPK↓, IL6↑, MMP2↓, Warburg↓, Bcl-xL↓, Bcl-2↓, TumCCA↑, EMT↓, TumMeta↓, mTOR↓, HSP27↓, Casp3↑, GlucoseCon↓, lactateProd↓, VEGF↓, p‑p65↓, GIT1↓, FOXM1↓, cycD1/CCND1↓, CDK4↓, MMP9↓, HDAC2↓,

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:


Mitochondria & Bioenergetics ⓘ

MMP↓, 1,  

Core Metabolism/Glycolysis ⓘ

AMPK↓, 1,   GlucoseCon↓, 1,   lactateProd↓, 1,   Warburg↓, 1,  

Cell Death ⓘ

Akt↓, 1,   Bcl-2↓, 1,   Bcl-xL↓, 1,   Casp1↓, 1,   Casp3↑, 1,   MDM2↓, 1,  

Protein Folding & ER Stress ⓘ

HSP27↓, 1,  

Autophagy & Lysosomes ⓘ

BNIP3↑, 1,  

Cell Cycle & Senescence ⓘ

CDK4↓, 1,   cycD1/CCND1↓, 1,   TumCCA↑, 1,  

Proliferation, Differentiation & Cell State ⓘ

EMT↓, 1,   FOXM1↓, 1,   HDAC2↓, 1,   mTOR↓, 1,   PI3K↓, 1,   STAT3↓, 1,   TumCG↓, 1,  

Migration ⓘ

E-cadherin↑, 1,   GIT1↓, 1,   MARK4↓, 1,   MMP2↓, 1,   MMP9↓, 1,   TumMeta↓, 1,   Zeb1↓, 1,  

Angiogenesis & Vasculature ⓘ

VEGF↓, 1,  

Immune & Inflammatory Signaling ⓘ

ASC↑, 1,   ICAM-1↓, 1,   IL6↑, 1,   p‑p65↓, 1,   TLR4↓, 1,  

Protein Aggregation ⓘ

NLRP3↓, 1,  

Clinical Biomarkers ⓘ

FOXM1↓, 1,   IL6↑, 1,  
Total Targets: 39

Pathway results for Effect on Normal Cells:


Redox & Oxidative Stress ⓘ

antiOx↑, 1,   ROS↓, 1,  

Mitochondria & Bioenergetics ⓘ

MMP↑, 1,  

Immune & Inflammatory Signaling ⓘ

COX2↓, 1,   HMGB1↓, 1,   IL1β↓, 1,   IL6↓, 1,   Inflam↓, 1,   NF-kB↓, 1,   PGE2↓, 1,  

Protein Aggregation ⓘ

Aβ↓, 1,  

Clinical Biomarkers ⓘ

IL6↓, 1,  

Functional Outcomes ⓘ

memory↑, 1,   neuroP↑, 1,  
Total Targets: 14

Scientific Paper Hit Count for: HSP27, Heat shock protein 27
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#:142  Target#:386  State#:%  Dir#:%
  wNotes=0  sortOrder:rid,rpid

 

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