The invention relates to the use of certain derivatives of D-mannopyranoside for controlling angiogenesis. A first flexure web pivotally couples the first and second mount sections about a first axis. The panel assembly displays images and the cover window is mounted onto the panel assembly. The electronic signing ceremony system and method consolidates and streamlines the process of originating, organizing, signing, verifying, storing, and retrieving multiple documents requiring multiple signatures from one or more people virtually anywhere and at any time. New reachable control states uncovered by the removal of the synchronization constructs are added where the new reachable control states are discovered using model checking for single threads. The seat also includes a mechanism for guiding at least one of the armrests in translation in an essentially-vertical direction.