1. Apoptosis
  2. Apoptosis
  3. Custirsen

Custirsen is a highly specific antisense oligonucleotide that inhibits the production of clusterin , an antiapoptotic protein that is upregulated in response to chemotherapy and that confers treatment resistance.

The free form of the compound is prone to instability, it is advisable to consider the stable salt form (Custirsen sodium) that retains the same biological activity.

For research use only. We do not sell to patients.

DNA, d(P-thio)([2′-O-(2-methoxyethyl)]m5rC-[2′-O-(2-methoxyethyl)]rA-[2′-O-(2-methoxyethyl)]rG-[2′-O-(2-methoxyethyl)]m5rC-A-G-C-A-G-A-G-T-C-T-T-C-A-[2′-O-(2-methoxyethyl)]m5rU-[2′-O-(2-methoxyethyl)]m5rC-[2′-O-(2-methoxyethyl)]rA-[2′-O-(2-methoxyethyl)]m5rU)

Custirsen Chemical Structure

CAS No. : 890056-27-6

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1 mg USD 180 Ask For Quote & Lead Time
5 mg USD 462 Ask For Quote & Lead Time
10 mg USD 672 Ask For Quote & Lead Time

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This product is a controlled substance and not for sale in your territory.

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Description

Custirsen is a highly specific antisense oligonucleotide that inhibits the production of clusterin , an antiapoptotic protein that is upregulated in response to chemotherapy and that confers treatment resistance.

Clinical Trial
Molecular Weight

7346.00

CAS No.
Appearance

Solid

Color

Off-white to light yellow

Sequence

DNA, d(P-thio)([2′-O-(2-methoxyethyl)]m5rC-[2′-O-(2-methoxyethyl)]rA-[2′-O-(2-methoxyethyl)]rG-[2′-O-(2-methoxyethyl)]m5rC-A-G-C-A-G-A-G-T-C-T-T-C-A-[2′-O-(2-methoxyethyl)]m5rU-[2′-O-(2-methoxyethyl)]m5rC-[2′-O-(2-methoxyethyl)]rA-[2′-O-(2-methoxyethyl)]m5rU)

SMILES

[Custirsen]

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

-20°C, sealed storage, away from moisture

*In solvent : -80°C, 6 months; -20°C, 1 month (sealed storage, away from moisture)

Solvent & Solubility
In Vitro: 

H2O : 50 mg/mL (6.81 mM; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 0.1361 mL 0.6806 mL 1.3613 mL
5 mM 0.0272 mL 0.1361 mL 0.2723 mL
View the 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 (sealed storage, away from moisture). When stored at -80°C, please use it within 6 months. When stored at -20°C, please use it within 1 month.

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

  • Molarity Calculator

  • Dilution Calculator

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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Concentration (start) × Volume (start) = Concentration (final) × Volume (final)

This equation is commonly abbreviated as: C1V1 = C2V2

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C2

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V2

In Vivo Dissolution Calculator
Please enter the basic information of animal experiments:

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Recommended: Prepare an additional quantity of animals to account for potential losses during experiments.
Calculation results:
Working solution concentration: mg/mL
This product has good water solubility, please refer to the measured solubility data in water/PBS/Saline for details.
The concentration of the stock solution you require exceeds the measured solubility. The following solution is for reference only.If necessary, please contact MedChemExpress (MCE).
Purity & Documentation
References

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 (sealed storage, away from moisture). 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
H2O 1 mM 0.1361 mL 0.6806 mL 1.3613 mL 3.4032 mL
5 mM 0.0272 mL 0.1361 mL 0.2723 mL 0.6806 mL

* Note: If you choose water as the stock solution, please dilute it to the working solution, then filter and sterilize it with a 0.22 μm filter before use.

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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
Custirsen
Cat. No.:
HY-143230
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