EXHIBIT 21.1

Subsidiaries of the Registrant

Name:

    

Jurisdiction

Aracaris, Ltd.

 

United Kingdom

 

 

 

Aracaris Capital, Ltd.

 

United Kingdom

 

 

 

NW Bio Gmbh

 

Germany

 

 

 

Northwest Biotherapeutics B.V.

 

Netherlands

Flaskworks LLC

 

United States