Michael Kirschfink focuses on Complement system, Immunology, Factor H, CD46 and Alternative complement pathway. His work in Complement system addresses subjects such as Endocrinology, which are connected to disciplines such as Platelet. His work on Complement, C1-inhibitor, Atypical hemolytic uremic syndrome and Complement components as part of general Immunology research is frequently linked to Nafamostat mesylate, thereby connecting diverse disciplines of science.