Externalized Immune System (EXIS™) Platform Applications


Bioprinting Technology

Prellis’ proprietary, industry-leading two-photon 3D printing technology supports large, complex tumor co-culture systems mimicking tumor microenvironments, enabling the interrogation of interactive biological systems for uniquely relevant prioritization of immuno-oncology therapeutics.

Prellis Bioprinted Scaffold
Prellis Antibodies
Prellis Antibody

Harnessing the power of the human immune system to build next generation medicines.


Prellis Biologics Announces Collaboration with Sanofi.

Lymph Node Visualization

3D printed lymph  nodes advance drug discovery and development

Prellis’ Externalized Immune System (EXIS™) platform recreates human immunobiology in vitro in the form of lymph node organoids (LNOs™). 3D printed LNOs™ allow direct access to a fully functional human immune system for antibody discovery, immunogenicity evaluation, and vaccine development.

Building Next Generation Therapeutics

Human / Camelid
Antibody Discovery
Human Immunogenicity & Human Tumor-Immune System Screening
Human Immunogenicity
Human Tumor-Immune System Screening
Next Generation 
Drug Candidate
Bi-specific Antibody
Tri-specific Antibody