Surgical articles that are conveniently and securely coupled are disclosed. The system has two support tracks that are arranged at a vertical distance from one another and are each formed by two supporting cables along which rollers that are arranged at the lateral ends of the supporting beams can be moved. A view snapshot is continuously incrementally updated by a view maintenance engine as a stream of rows. 7% ppm nitrogen, less than 1000 ppm sulfur, less than 100 ppm metals and a TAN of less than 1. The prefetched objects are transmitted over the satellite link to the first component, which in-turn stores the prefetched objets in a cache and provides the prefetched objects to the requesting web browser. E4orf4-encoding nucleic acids include nucleic acids capable of hybridizing at high stringency to the complement of the nucleic acid encoding Ad2E4orf4, and nucleic acids having 50% or greater nucleotide sequence identity to the nucleotide sequence of Ad2E4orf4, so long as the nucleic acids encode a polypeptide capable of inducing apoptosis.