Pioneering Gene Writing

A new category of genetic medicine

Tessera Therapeutics is pioneering Gene Writing™—a new genome engineering technology that writes therapeutic messages into the genome to treat diseases at their source.

Our mission is to cure disease by writing in the code of life.

Pioneering a new category of genetic medicine.


The first of its kind, Gene Writing technology can permanently make small and large alterations to the human genome.

Focus Areas

No genetic disease target is off-limits. Our Gene Writers can make almost any type of genetic alteration.


Together, we’re driving the future of genetic medicine forward.