Correspondence to: Prof. Dr. rer. nat. habil. Heinz Handels Institute of Medical Informatics University of Lübeck Ratzeburger Allee 16

Hb Köln, one of the common mutant hemoglobins responsible for unstable hemoglobin disease, was found to be degraded to a fluorescent yellow pigment (FYP) in circulating erythrocytes. FYP is responsible for a strong green fluorescence observed in the cytoplasm and is particularly abundant in the Heinz bodies of Köln RBC. Front face fluorometry and fluorescence microscopy showed that Heinz bodies...

Authors/Task Force Members, Jose Lopez-Sendon, Task Force Chairperson (Spain)*, Peter Mills, EBSC Chairperson (UK), Heinz Weber, EBSC Co-Chairperson (Austria), Rolf Michels, EBSC PastChairperson (The Netherlands), Carlo Di Mario, European Association for Percutaneous Cardiovascular Intervention (EAPCI) Member (UK), Gerasimos S. Filippatos (Greece), Magda Heras (Spain), Members of ESC Working Gr...