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Ganoderic acid TR

Cat No.:V40534 Purity: ≥98%
Ganoderic acid TR is a broad spectrum (a wide range) inhibitor of influenza neuraminidase (NAs), especially H5N1 and H1N1 neuraminidase.
Ganoderic acid TR
Ganoderic acid TR Chemical Structure CAS No.: 862893-75-2
Product category: New2
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
1mg
Other Sizes
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Product Description
Ganoderic acid TR is a broad spectrum (a wide range) inhibitor of influenza neuraminidase (NAs), especially H5N1 and H1N1 neuraminidase. The IC50s are 10.9 and 4.6 μM respectively.
Ganoderic acid TR (CAS#: 862893-75-2) is a lanostane-type triterpenoid isolated from the fruiting bodies of Ganoderma lucidum. It is a broad-spectrum inhibitor against influenza neuraminidases (NAs), particularly H5N1 and H1N1 neuraminidases. The IC50 values are 10.9 μM for H5N1 and 4.6 μM for H1N1. Ganoderic acid TR also has 5α-reductase inhibitory activity. It has a molecular weight of 468.67 g/mol and molecular formula C30H44O4.
Biological Activity I Assay Protocols (From Reference)
Targets
Ganoderic acid TR primarily targets influenza neuraminidases (NAs), particularly H5N1 and H1N1 neuraminidases, with IC50 values of 10.9 μM and 4.6 μM, respectively. It acts as a broad-spectrum inhibitor against these viral enzymes. The compound also has 5α-reductase inhibitory activity. By inhibiting neuraminidase, it prevents viral release and spread, making it a potential antiviral agent for influenza treatment.
ln Vitro
In vitro, ganoderic acid TR is a broad-spectrum inhibitor against influenza neuraminidases (NAs), with IC50 values of 10.9 μM (H5N1) and 4.6 μM (H1N1). It shows 5α-reductase inhibitory activity. The compound's antiviral activity is typically evaluated using neuraminidase inhibition assays with purified viral enzymes. Its activity against various influenza strains is assessed to confirm broad-spectrum inhibition. The compound is also studied for its effects on viral replication and host-virus interaction pathways.
ln Vivo
In vivo activity of ganoderic acid TR has not been extensively characterized in published literature. As a neuraminidase inhibitor, it has potential for treating influenza infections. The compound is studied for potential inhibitory effects on viral replication and host-virus interaction pathways. It is also used as a screening reference molecule and for mechanistic studies investigating molecular pathways modulated by bioactive triterpenoids. Specific in vivo efficacy data, including dosing regimens and animal models, are not detailed in the available literature.
Enzyme Assay
Cell-free assays for ganoderic acid TR involve measuring its inhibitory activity against influenza neuraminidases. Purified neuraminidase enzymes (H5N1, H1N1) are incubated with varying concentrations of ganoderic acid TR and a fluorogenic substrate. IC50 values (10.9 μM for H5N1, 4.6 μM for H1N1) are determined from dose-response curves. 5α-Reductase inhibitory activity can also be assessed using enzyme-based assays. The compound's chemical purity and identity are confirmed by HPLC, NMR, and mass spectrometry.
Cell Assay
In vitro cellular assays for ganoderic acid TR involve treating influenza virus-infected cells with the compound. Cells are incubated with various concentrations of ganoderic acid TR, and viral replication is assessed by measuring viral RNA or plaque formation. Antiviral efficacy is evaluated by comparing viral titers between treated and untreated cells. Cytotoxicity is assessed using standard cell viability assays to ensure that the observed antiviral effects are not due to cell death. The compound's mechanism of action is studied using time-of-addition assays.
Animal Protocol
In vivo animal studies for ganoderic acid TR are conducted in mouse models of influenza infection. The compound is administered via various routes including oral gavage or intraperitoneal injection. Viral titers in lung tissues are measured. Survival rates and body weight changes are monitored. Inflammatory markers in serum and lung tissues are assessed. However, specific dosing regimens and experimental protocols are not extensively documented in the available literature. Standard protocols for evaluating antiviral agents would typically be employed.
ADME/Pharmacokinetics
Pharmacokinetic properties of ganoderic acid TR include a molecular weight of 468.67 g/mol, molecular formula C30H44O4, and purity ≥98% (HPLC). It has a density of 1.1±0.1 g/cm3, boiling point of 618.6±55.0 °C, and LogP of 5.7. The compound is soluble in DMSO (10 mM). It is typically stored as a powder at -20°C for 3 years or at 4°C for 2 years. In solvent, it is stable at -80°C for 6 months or at -20°C for 1 month.
Toxicity/Toxicokinetics
The toxicity profile of ganoderic acid TR has not been extensively characterized in published literature. As a natural triterpenoid from Ganoderma lucidum, it is generally considered to have a favorable safety profile at research doses. Resistance mechanisms may involve metabolic transformations or membrane adaptations altering compound access or stability. The compound is intended for research use only and not for therapeutic applications in humans. Standard safety precautions should be followed when handling this compound.
References

[1]. Inhibition of neuraminidase by Ganoderma triterpenoids and implications for neuraminidase inhibitor design. Sci Rep. 2015 Aug 26;5:13194.

Additional Infomation
Reports indicate that Ganoderma lucidum contains ganoderic acid (TR), and relevant data is available for reference.
Ganoderic acid TR is a lanostane-type triterpenoid from Ganoderma lucidum and a broad-spectrum inhibitor of influenza neuraminidases (H5N1 IC50 = 10.9 μM; H1N1 IC50 = 4.6 μM). It also has 5α-reductase inhibitory activity. The compound is used in antiviral research, mechanistic studies, and as a screening reference molecule. Ganoderic acid TR is a research tool for studying influenza and triterpenoid bioactivity.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C30H44O4
Molecular Weight
468.668
Exact Mass
468.323
CAS #
862893-75-2
PubChem CID
11442745
Appearance
White to off-white solid powder
Density
1.1±0.1 g/cm3
Boiling Point
618.6±55.0 °C at 760 mmHg
Flash Point
341.9±28.0 °C
Vapour Pressure
0.0±4.1 mmHg at 25°C
Index of Refraction
1.563
LogP
6.72
Hydrogen Bond Donor Count
2
Hydrogen Bond Acceptor Count
4
Rotatable Bond Count
5
Heavy Atom Count
34
Complexity
984
Defined Atom Stereocenter Count
7
SMILES
C[C@H](CC/C=C(\C)/C(=O)O)[C@H]1C[C@@H]([C@@]2([C@@]1(CC=C3C2=CC[C@@H]4[C@@]3(CCC(=O)C4(C)C)C)C)C)O
InChi Key
SNZQBBATMLGADX-VVUVUVSISA-N
InChi Code
InChI=1S/C30H44O4/c1-18(9-8-10-19(2)26(33)34)22-17-25(32)30(7)21-11-12-23-27(3,4)24(31)14-15-28(23,5)20(21)13-16-29(22,30)6/h10-11,13,18,22-23,25,32H,8-9,12,14-17H2,1-7H3,(H,33,34)/b19-10+/t18-,22-,23+,25+,28-,29-,30-/m1/s1
Chemical Name
(E,6R)-6-[(5R,10S,13R,14R,15S,17R)-15-hydroxy-4,4,10,13,14-pentamethyl-3-oxo-1,2,5,6,12,15,16,17-octahydrocyclopenta[a]phenanthren-17-yl]-2-methylhept-2-enoic acid
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
May dissolve in DMSO (in most cases), if not, try other solvents such as H2O, Ethanol, or DMF with a minute amount of products to avoid loss of samples
Solubility (In Vivo)
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.

Injection Formulations
(e.g. IP/IV/IM/SC)
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution 50 μL Tween 80 850 μL Saline)
*Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution.
Injection Formulation 2: DMSO : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO 400 μLPEG300 50 μL Tween 80 450 μL Saline)
Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO 900 μL Corn oil)
Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals).
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Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO 900 μL (20% SBE-β-CD in saline)]
*Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.
Injection Formulation 5: 2-Hydroxypropyl-β-cyclodextrin : Saline = 50 : 50 (i.e. 500 μL 2-Hydroxypropyl-β-cyclodextrin 500 μL Saline)
Injection Formulation 6: DMSO : PEG300 : castor oil : Saline = 5 : 10 : 20 : 65 (i.e. 50 μL DMSO 100 μLPEG300 200 μL castor oil 650 μL Saline)
Injection Formulation 7: Ethanol : Cremophor : Saline = 10: 10 : 80 (i.e. 100 μL Ethanol 100 μL Cremophor 800 μL Saline)
Injection Formulation 8: Dissolve in Cremophor/Ethanol (50 : 50), then diluted by Saline
Injection Formulation 9: EtOH : Corn oil = 10 : 90 (i.e. 100 μL EtOH 900 μL Corn oil)
Injection Formulation 10: EtOH : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL EtOH 400 μLPEG300 50 μL Tween 80 450 μL Saline)


Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium)
Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose
Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals).
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Oral Formulation 3: Dissolved in PEG400
Oral Formulation 4: Suspend in 0.2% Carboxymethyl cellulose
Oral Formulation 5: Dissolve in 0.25% Tween 80 and 0.5% Carboxymethyl cellulose
Oral Formulation 6: Mixing with food powders


Note: Please be aware that the above formulations are for reference only. InvivoChem strongly recommends customers to read literature methods/protocols carefully before determining which formulation you should use for in vivo studies, as different compounds have different solubility properties and have to be formulated differently.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 2.1337 mL 10.6685 mL 21.3370 mL
5 mM 0.4267 mL 2.1337 mL 4.2674 mL
10 mM 0.2134 mL 1.0668 mL 2.1337 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

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An example of molarity calculation using the molarity calculator is shown below:
What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

  • Enter the mass of the reagent and the desired reconstitution concentration as well as the correct units
  • Click the “Calculate” button
  • The answer appears in the Volume (to add to vial) box
In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution concentration mg/mL). Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug.

Method for preparing in vivo formulation:Take μL DMSO stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

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