Boeravinone B
Based on 1 Customer Validation
Boeravinone B, a dual inhibitor of NorA bacterial efflux pump of Staphylococcus aureus and human P-Glycoprotein, reduces the biofilm formation and intracellular invasion of bacteria. Boeravinone B act as anti-aging and anti-apoptosis phyto-molecules during oxidative stress.
For research use only. We do not sell to patients.
- Purity : 97.59%
- CAS No.: 114567-34-9
- Formula: C17H12O6
- Molecular Weight:312.27
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Storage:
4°C, protect from light
* In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)
Biological Activity
Description
In Vitro
Boeravinone B is also active against a methicillin-resistant S. aureus (MRSA) strain, which showed a fourfold reduction in the ciprofloxacin MIC[1].
MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only. Further protocols information, click here.
Chemical Information
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CAS No. 114567-34-9
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Appearance Solid
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Molecular Weight 312.27
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Formula C17H12O6
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Color Light yellow to yellow
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SMILES
O=C1C2=C(C(O)OC3=CC=CC=C32)OC4=CC(O)=C(C)C(O)=C14
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Structure Classification
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Initial Source
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Shipping
Room temperature in continental US; may vary elsewhere.
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Storage
4°C, protect from light
* In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)
Solvent & Solubility
In Vitro:
DMSO : 50 mg/mL (160.12 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
Concentration (start) × Volume (start) = Concentration (final) × Volume (final)
Protocols
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Apoptosis
Apoptosis, also called programmed cell death, is generally characterized by distinct morphological characteristics.
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TUNEL staining for apoptotic DNA fragmentation
TUNEL staining detects DNA strand breaks by using terminal deoxynucleotidyl transferase to add labeled nucleotides to exposed 3′-OH DNA termini, generating either microscopic staining in fixed cells or tissue sections, or fluorescence/cytometric signal in cell suspensions. TUNEL positivity reflects DNA fragmentation but should not be interpreted alone as definitive apoptosis, because TUNEL can also label necrotic, autolytic, mechanically damaged, or DNA-repair-associated DNA breaks.
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Annexin V plus membrane-impermeant dye apoptosis staining
Annexin V-based apoptosis assays rely on the detection of phosphatidylserine (PS) externalization from the inner leaflet of the plasma membrane to the outer leaflet, an early biochemical hallmark of apoptosis. Fluorescently labeled Annexin V binds PS in a calcium-dependent manner, enabling identification of early apoptotic cells by flow cytometry or fluorescence microscopy. When combined with a membrane-impermeant DNA-binding dye (e. g. , propidium iodide), this approach allows discrimination between viable (Annexin V−/dye−), early apoptotic (Annexin V+/dye−), and late apoptotic or necrotic (Annexin V+/dye+) cell populations by assessing membrane integrity and PS exposure.
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ROS/oxidative-stress fluorescent staining
ROS/oxidative-stress fluorescent staining uses cell-permeant fluorogenic probes that become fluorescent after oxidation inside cells or tissues; commonly used examples include DCFH-DA/DCFDA for broad cellular oxidant detection, DHE for superoxide-related signal detection, MitoSOX for mitochondrial superoxide-related signal detection, and CellROX probes for oxidative-stress-associated fluorescence readouts. The assay detects probe oxidation rather than a single ROS species unless the probe and analysis method have been chemically validated for that species. DCFH-DA enters cells, is deacetylated by intracellular esterases to DCFH, and produces fluorescent DCF after oxidation, so the readout is used as an operational measure of total cellular oxidative stress rather than a species-specific ROS measurement. DHE and MitoSOX can report superoxide-related oxidation, but red fluorescence alone can include non-specific ethidium-like oxidation products; HPLC or optimized spectral approaches are
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Apoptosis Solutions
Apoptosis is a regulated, generally non-lytic cell-death pathway that removes unwanted, damaged, infected, or abnormal cells through coordinated morphological changes, caspase activation, DNA fragmentation, and membrane remodeling. The intrinsic apoptosis pathway is controlled mainly by mitochondrial outer membrane permeabilization, BCL-2 family proteins, cytochrome c release, apoptosome formation, caspase-9 activation, and downstream executioner caspase-3/7 activation. The extrinsic apoptosis pathway is initiated by death receptors such as Fas, TNFR, and TRAIL receptors, which recruit adaptor proteins and activate caspase-8 before engaging executioner caspases or mitochondrial amplification through BID cleavage. Apoptosis is linked to many phenotypes, including cancer cell killing, tissue homeostasis, immune regulation, neurodegeneration, infection response, and treatment-induced cytotoxicity; unresolved questions include how apoptosis interacts with necroptosis, pyroptosis, ferroptos
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Cell invasion
Cell invasion is the ability of cells to migrate from one area to another via the extracellular matrix. Cell invasion is the response of normal and cancer cells to chemical and mechanical stimuli. Before migrating to a new region, the extracellular matrix is degraded by proteases within the cell. Cell invasion often occurs during wound repair, vascularization and inflammation, abnormal tissue invasion, and tumor cell metastasis.
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Fungal Biofilm Culture
Fungal biofilm culture is an in vitro method for growing surface-attached fungal communities, most commonly Candida albicans, on abiotic substrates such as polystyrene wells, silicone elastomer, or polymethylmethacrylate; the assay models adhesion, proliferation, filamentation, extracellular-matrix-associated maturation, and dispersion. Biofilm output can be read by optical density at 600 nm for adherent biomass, XTT reduction for metabolic activity, CFU recovery for viable attached or dispersed cells, and microscopy for architecture.
Purity & Documentation
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Data Sheet (275 KB)
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SDS (623 KB)
- English - EN (623 KB)
- Français - FR (623 KB)
- Deutsch - DE (623 KB)
- Norwegian - NO (623 KB)
- Español - ES (623 KB)
- Swedish - SV (623 KB)
- Italian - IT (623 KB)
- Korean - KR (623 KB)
- Portuguese - PT (623 KB)
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Handling Instructions (2659 KB)
References
[1]. Samsher Singh, Boeravinone B, A Novel Dual Inhibitor of NorA Bacterial Efflux Pump of Staphylococcus aureus and Human P-Glycoprotein, Reduces the Biofilm Formation and Intracellular Invasion of Bacteria. Front Microbiol. 2017 Oct 4;8:1868. [Content Brief]
[2]. Shivtej P Biradar, et al. Chebulinic acid and Boeravinone B act as anti-aging and anti-apoptosis phyto-molecules during oxidative stress. Mitochondrion. 2019 May;46:236-246. [Content Brief]
Complete Stock Solution Preparation Table
Please refer to the solubility information to select the appropriate solvent. Once prepared, please aliquot and store the solution to prevent product inactivation from repeated freeze-thaw cycles.
Storage method and period of stock solution: -80°C, 6 months; -20°C, 1 month (protect from light). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.
| Optional Solvent | Concentration Solvent Mass | 1 mg | 5 mg | 10 mg | 25 mg |
|---|---|---|---|---|---|
| DMSO | 1 mM | 3.2024 mL | 16.0118 mL | 32.0236 mL | 80.0589 mL |
| 5 mM | 0.6405 mL | 3.2024 mL | 6.4047 mL | 16.0118 mL | |
| 10 mM | 0.3202 mL | 1.6012 mL | 3.2024 mL | 8.0059 mL | |
| 15 mM | 0.2135 mL | 1.0675 mL | 2.1349 mL | 5.3373 mL | |
| 20 mM | 0.1601 mL | 0.8006 mL | 1.6012 mL | 4.0029 mL | |
| 25 mM | 0.1281 mL | 0.6405 mL | 1.2809 mL | 3.2024 mL | |
| 30 mM | 0.1067 mL | 0.5337 mL | 1.0675 mL | 2.6686 mL | |
| 40 mM | 0.0801 mL | 0.4003 mL | 0.8006 mL | 2.0015 mL | |
| 50 mM | 0.0640 mL | 0.3202 mL | 0.6405 mL | 1.6012 mL | |
| 60 mM | 0.0534 mL | 0.2669 mL | 0.5337 mL | 1.3343 mL | |
| 80 mM | 0.0400 mL | 0.2001 mL | 0.4003 mL | 1.0007 mL | |
| 100 mM | 0.0320 mL | 0.1601 mL | 0.3202 mL | 0.8006 mL |