title: Invited commentary.
authors.affiliation: Department of Cardiac Surgery, Innsbruck Medical University, Anichstrasse 35, Innsbruck, 6020 Austria. nikolaos.bonaros@i-med.ac.at
authors.forename: Nikolaos
authors.initials: N
authors.lastname: Bonaros
authors.forename: Thomas
authors.initials: T
authors.lastname: Schachner
authors.forename: Michael
authors.initials: M
authors.lastname: Grimm
mesh_terms: D018952:Antigens, CD34 / Q000097:blood / Q000276:immunology; D001854:Bone Marrow Cells / Q000166:cytology* / Q000276:immunology; D001026:Coronary Artery Bypass; D003324:Coronary Artery Disease / Q000097:blood / Q000276:immunology / Q000601:surgery*; D003331:Coronary Vessels / Q000502:physiology*; D006801:Humans; D007111:Immunity, Cellular; D011379:Prognosis; D019718:Receptors, CXCR4 / Q000096:biosynthesis / Q000276:immunology; D012038:Regeneration / Q000502:physiology*; D013234:Stem Cells / Q000166:cytology*
chemical_list: D018952:Antigens, CD34; C527276:CXCR4 protein, human; D019718:Receptors, CXCR4