title: Discussion.
mesh_terms: D000367:Age Factors; D000375:Aging; D000818:Animals; D006348:Cardiac Surgical Procedures / Q000009:adverse effects*; D002314:Cardioplegic Solutions / Q000008:administration & dosage*; D006324:Heart Arrest, Induced / Q000379:methods*; D008012:Lidocaine / Q000008:administration & dosage*; D015428:Myocardial Reperfusion Injury / Q000209:etiology / Q000378:metabolism / Q000503:physiopathology / Q000517:prevention & control*; D010477:Perfusion; D051381:Rats; D020127:Recovery of Function; D026941:Sodium Channel Blockers / Q000008:administration & dosage*
chemical_list: D002314:Cardioplegic Solutions; D026941:Sodium Channel Blockers; D008012:Lidocaine