Nanobiotechnology for Developing Microvascular Intervention -- Importance of the Villus Microcirculation for Intestinal Absorption of Glucose -- Oxygen Transport in the Microvessel Network -- Beating-Heart Microvascular Imaging by High-Speed Video Microscope and SPring-8 -- The Laser Hot Balloon Catheter: a New Approach to Treating Atheromatous Lesions -- Design and Modification of Nanoparticle…