ILiAD Biotechnologies, a clinical stage biotech company developing the world's most advanced next generation pertussis vaccine, today announced the closing of a $42.8 million Class D round of financing. These funds will enable the company to conduct a Phase 2b Human Challenge study to determine if vaccination with BPZE1 prevents colonization from wild-type Bordetella pertussis infection.

The announced financing is led by Knott Partners. With the addition of the Class D financing, over $100 million in cumulative funding has now been secured for the development of BPZE1.

ILiAD Biotechnologies is a privately held, clinical stage biotechnology company dedicated to the prevention and treatment of human disease caused by Bordetella pertussis. The company is developing and acquiring key technologies, working with leading scientists to overcome the limitations of current vaccines, investigating the impact of B. pertussis in a range of human disease, and is focused on validating its proprietary vaccines in human clinical trials.