A gene Knockin (KI) rat defines a model in which, by means of gene targeting, a gene sequence is inserted at a particular locus.
Since 2002, we have been heavily investing in rat model development (see our history), and have designed a unique CRISPR/Cas9-based offer, combining our:
- Expertise in model design
- Rigorous quality controls for rat models
With the advantages of gene CRISPR/Cas9 technology, such as:
- Cost effectiveness
- Short development time
Your benefits and guarantees:
- Robust design for physiological relevant rat models
- Reliable and reproducible performance in many rat strains, including, but not limited to:
- Inbred: Brown Norway, Fischer 344, Lewis, etc.
- Outbred: Wistar, Long-Evans, Spraque Dawley, etc.
- Freedom to operate thanks to our unique IP portfolio, including licenses from MIT and Merck KGaA
- Rigorous off-target assessment
Basically, two models are very common:
- Point mutation KI
One or more mutated nucleotides causing gain or loss of function of a given protein
- Quick Knockin
Controlled gene expression/copy number by targeting the permissive (neutral) locus Rosa26


Knockin rat models
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Collaboration with 17 Top Pharmas,
170+ Biotechs and 380+ Academic Institutions
Robust validation data on catalog models
Generated with biopharma partners and in-house
Innovative technologies
and guaranteed freedom to operate
Easy access to models
Models with certified health status from professional breeders in US and Europe