... Tsuchihashi K, et al: Effects of preinfarction anginapectoris on infarct size and in-hospital mortality after coronaryintervention for acute myocardial infarction. Am J Cardiol 2003,92:840-843.20. ... Nonogi H, Tada M, et al: Evidence for the delayed effect inhuman ischemic preconditioning: prospective multicenter study for preconditioning in acute myocardial infarction. J Am Coll Cardiol 1999,34:1966-1974.16. ... ischemic zone[3-5,7]. Direct cellular participation, therefore, seems anunlikely explanation for the improvement in LV func-tion after cell therapy. In contrast, growing data[4,5,8-11] support...