After the surprising diagnosis of his daughter with the rare disease paroxysmal nocturnal hemoglobinuria (PNH), Hans-Jürgen Riegel from the HARIBO owner family decided to found the Lichterzellen Foundation. With its help, the research, diagnosis and treatment of PNH and aplastic syndromes with a life-threatening course, often affecting young patients, shall be improved. The foundation provides better support for patients and their families and wants to improve the attention of the society and doctors.