Disclosed is a tape closure device for securing the neck of a bag with an adhesive film and a non-adhesive backing. Such a method comprises administering to the subject a composition comprising an oligopeptide having activity in reducing urea concentration in the subject’s serum as determined by a mouse renal reperfusion test, wherein the oligopeptide comprises the sequence AQG or MTRV, AQGV or LAGV. The medium can flow around the electric machine, with the housing accommodating the electric machine and the cooling system substantially forming a hermetic encapsulation. In a specific embodiment, the service comprises of three major service components: virtual private networks, application servers and storage area networks.