PPBP and transient ischemic attack: In another study on TIA/minor stroke, ceruloplasmin, complement component C8 gamma (C8γ), and platelet basic protein were significantly different between the ischemic group (TIA and minor stroke) and the controls20 Finally, the SWATH method was used for analysis of serum of 20 ischemic stroke patients and 11 proteins were defined as candidate biomarkers21.