European Union funded project on the development of a whole complement deficiency screening ELISA-A story of success and an exceptional manager: Mohamed R. Daha.

•An ELISA to screen for complement deficiencies was developed during an EU grant.•Moh Daha guided this European consortium involving 12 scientists and a SME, Wieslab.•The final result was a scientific publication and a commercially successful kit.•In a follow-up grant the group is looking into further applications of this assay.•Successful research & friendship guided by an exceptional manager: Moh Daha.