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Horizon Discovery


Premium siRNA reagents by Dharmacon™ - Guaranteed to silence the target gene with unmatched specificity.


Edit-R™ synthetic sgRNA

Guaranteed to edit the target gene, and designed to maximize the effectiveness of functional gene knockout.


Custom synthesis

Custom RNA synthesis by Dharmacon™

Latest news

Horizon Discovery introduces single cell RNAseq-linked CRISPR screening service

Working with primary cells?

Find proven tools and resources for successful CRISPR editing and RNAi in primary cell types.


Check out our new blog

Learn what is "On the Horizon"


For transgenic animal models and in vivo screening services

Contact Envigo

Poster: CRISPR screening technologies

Are you interested in arrayed, pooled, or dual CRISPR screening?

Custom RNA synthesis explained

From your trusted RNA chemists - 2'-ACE and more!

Interested in our screening libraries?

View our extensive collections

What is possible with CRISPR-Cas9 systems?

Explore gene editing applications.

What is Prime Editing?

Read our featured article for more information