A fluid coupling conduit includes an inlet end structured to receive a flow of breathing gas, an outlet end fluidly coupled to the inlet end and defining an outlet opening, a central chamber portion positioned between the inlet end and the outlet end, the central chamber portion having an outer wall positioned opposite the outlet opening. The conductive pads and the conductive posts are integrally formed. The present automatic clearance adjuster mechanism includes a sleeve element disposed about the rod, and a biasing element disposed for releasably holding the sleeve element against the rod for preventing movement thereof along the rod to limit the retraction of the piston element to a predetermined distance relative to the sleeve element. The new channel frequency response may be used to equalize a received modulated signal including a single-carrier modulated signal, e. It is shown herein that increased levels of LMO2 and TNFRSF9 correlate with a positive patient response and improved prognosis.