S100A9 and Lewy body dementia: In addition, protein S100A9 was found to be enriched in NMGs of DLB cases, which may hint towards the presence of α-synuclein fibrils, since it was reported that S100A9 is able to modify the fibrilization of α-synuclein and was also found to be present in Lewy bodies in colocalization with α-synuclein [51,52,53,54].