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  3. Polyethylenimine (branched) (30% in water)

Polyethylenimine (branched) (30% in water) is a organic macromolecule with high cationic-charge-density potential. Polyethylenimine (branched) (30% in water) can ensnare DNA as well as attach to cell membrane. Polyethylenimine (branched) (30% in water) also retains a substantial buffering capacity at virtually any pH. Polyethylenimine (branched) (30% in water) is widely used as transfection reagent.

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

Polyethylenimine (branched) (30% in water)

Polyethylenimine (branched) (30% in water) Chemical Structure

CAS No. : 9002-98-6

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1 mL In-stock
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5 mL In-stock
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This product is a controlled substance and not for sale in your territory.

Customer Review

Based on 6 publication(s) in Google Scholar

Top Publications Citing Use of Products
  • Biological Activity

  • Purity & Documentation

  • References

  • Customer Review

Description

Polyethylenimine (branched) (30% in water) is a organic macromolecule with high cationic-charge-density potential. Polyethylenimine (branched) (30% in water) can ensnare DNA as well as attach to cell membrane. Polyethylenimine (branched) (30% in water) also retains a substantial buffering capacity at virtually any pH. Polyethylenimine (branched) (30% in water) is widely used as transfection reagent[1].

In Vitro

Polyethylenimine branched (ranged PEI/DNA ratio, 24 h) reaches maximal transfection efficiency at 9-13.5 equivalents of PEI nitrogen per DNA phosphate and does not affect cell metabolism in 3T3 cells. [1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

In Vivo

Polyethylenimine branched (9 eq. PEI/DNA, ICV, 24 h) exerts high luciferase activity in the brain extracts of new born mice[1].

MedChemExpress (MCE) has not independently confirmed the accuracy of these methods. They are for reference only.

Clinical Trial
Formula

(C2H5N)x

CAS No.
Appearance

Liquid (Density: 1.05 g/cm³)

Color

Colorless to light yellow

SMILES

NCCN(CCN)CCN(CCCNCN)CCN(CCNCCN)CCNCCN(CCN)CCN.[n]

Shipping

Room temperature in continental US; may vary elsewhere.

Storage
Pure form -20°C 3 years
4°C 2 years
In solvent -80°C 6 months
-20°C 1 month
Solvent & Solubility
In Vitro: 

DMSO : 50 mg/mL (Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)

  • Molarity Calculator

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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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In Vivo Dissolution Calculator
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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
Purity & Documentation

References
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Polyethylenimine (branched) (30% in water) Related Classifications

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:
Polyethylenimine (branched) (30% in water)
Cat. No.:
HY-W250110
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