Preface. 1. Endothelial Function; H. Buikema, W.H. van Gilst. 2. Pathophysiology of Coronary Flow Regulation; P.K. Blanksma. 3. Neural Regulation of Coronary Blood Flow and its Impact on Angina Pectoris and Myocardial Ischemia; M.J.L. de Jongste, R.J. Cowie, G. Holstege. 4. The Role of Molecular-Genetic Tools in Vascular Research; B.K. Stulp. 5. The Coronary Vascular Wall Post-PTCA; P. den Heijer, R.B. van Dijk, H. Hillege, M.L. Pentinga, K.I. Lie. 6. Positron Emission Tomography and the Detection of Endothelial Dysfunction; J.G. Meeder, P.K. Blanksma, R.L. Anthonio, A.T.M. Willemsen, J. Pruim. 7. Neurohumoral Regulation in Silent Myocardial Ischemia; J. Brouwer, W.H. van Gilst, K.I. Lie. 8. Endothelium, Lipoproteins and Atherosclerosis. Effects of Lipid Lowering and Lipid Modification Therapy; A.J. van Boven, J.W. Jukema. 9. Local Effects of Angiotensin-Converting Enzyme Inhibitors on the Vascular Wall; S.A.J. van den Broek, P.A. de Graeff, W.H. van Gilst. 10. From Thomas Lauder-Brunton to the Endogenous Nitrate; T.F. Lüscher.