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RNA interference (RNAi) using small, interfering RNA (siRNA) is the best way to effectively knock down gene expression to study protein function in a wide range of cell types.
Silencer Select siRNA | Stealth RNAi siRNA | Silencer siRNA | |
RECOMMENDED Highest knockdown, fewest off-targets | Good knockdown, reduced off-targets | Cost-effective, guaranteed siRNA | |
Potency (recommended working conc.) | 5 nM | 20 nM | 50 nM |
Silencing guarantee Learn more | 2 of 2 siRNA | 2 of 3 siRNA | 2 of 3 siRNA |
Target specificity | Highest | High | Moderate |
Chemical modifications, length |
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Gene types targeted |
| Protein-coding genes | Protein-coding genes |
siRNA Libraries |
| Not available | |
Target species | Human, mouse, rat (Other species: order custom designs) | ||
Custom siRNA ordering tool | Custom Silencer Select siRNA | Custom Stealth RNAi siRNA | Custom Silencer siRNA |
We've made it easier for you to quickly find and buy products for every step in your transfection workflow.
Technical inquires:
Our Technical Application Scientists are available to help assist you at techsupport@thermofisher.com
Ordering & Order Status inquires:
If you have questions about pre-designed RNAi orders and order status, please contact us at genomicorders@thermofisher.com
If you have any questions about Custom RNAi orders and order status, please contact us at RNAiSupport@thermofisher.com
For Research Use Only. Not for use in diagnostic procedures.