['coronary artery disease', 'coronary artery bypass', 'cardiopulmonary bypass', 'nitric oxide', 'reperfusion injury, myocardial']
['nitric oxide']

        Inclusion Criteria:

          -  Coronary artery disease requiring coronary artery bypass grafting with the
             cardiopulmonary bypass.

        Exclusion Criteria:

          -  Non-elective surgery, age over 70 years, left ventricular ejection fraction less than
             35%, history of myocardial infarction within three months prior to surgery, chronic
             atrial fibrillation, diabetes mellitus, and the elevated levels of cardiac specific
             markers within 12 h prior to the intervention.
      