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Addgene archives and distributes plasmids for researchers around the globe.
Looking for TALEN Kits? Addgene has a variety of kits to choose from and compatible add-ons.
Have you generated unique plasmids? We are always looking for new contributors.
Browse Addgene's large collection of plasmids for lentiviral-mediated expression and knockdown (shRNA).
Addgene is a non-profit plasmid repository dedicated to helping scientists around the world share high-quality plasmids.

Special Collections
  • Genome Engineering

    Includes CRISPRs, TALENs, and zinc fingers for targeted genome editing.

  • Fluorescent Proteins

    Find vectors for fluorescent protein tagging here.

  • Optogenetics

    Tools such as channelrhodopsins, GCaMPs, GECOs, VSFPs, and more.

  • Empty Backbones

    Plasmids for expression, knockdown and cloning.

  • Stem Cell Factors

    Transient, conditional, and stable expression of c-Myc, Klf4, Oct3/4, Nanog, Lin28, and Sox2 for ESCs and iPSCs.

  • See More Collections

    Decipher shRNA libraries, the human kinase ORF collection, and more.

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