A method for transmitting data via a terminal to a station of a digital telecommunications system. The light beam scanning apparatus includes a beam generation and processing means, a calculation and control means, a diffraction and scanning means and a scanning and processing means. The promoter of the cen gene may be used to drive tissue-specific expression, specifically in the apical meristem of plants. From information identifying a current frame structure in the first link, a pointer to the current frame structure of the second link can be derived. Also described are polypeptides and methods of using these polypeptides to detect antibodies to pathogens. The connected member includes a metal layer including a palladium layer provided at a portion to which said wire is connected.