p75AIRM1 is expressed on myeloid cells at stages of differentiation and determination of its presence is useful in monitoring cellular proliferation and determining proliferative states of cells, especially myeloid cells in diseases such as chronic myeloid leukemia. A seeking wireless transmitreceive unit may receive a timing signal from at least one discoverable WTRU controlled by a base station. Additionally, code is inserted into an address space of the process. A frequency bandwidth of the feedback control loop is reduced step by step by the sequence of multiplication factors. The translucent alumina substrates have advantages over prior filaments due to their quality, including total transmittance, and surface qualities, along with the simplicity of making these materials via scalable processes, such as tape casting.