A multi-layered protector is adapted to attach to and cover the entire sole of a shoe to protect the sole from being marred or otherwise damaged when the shoe is worn by a user. A connector block disposed within a header body of the connector header has a threaded bore aligned with a header grommet aperture and a connector block bore aligned with a header connector bore. Respective floors on the aspiration elements downwardly close the respective aspiration grooves and are each formed with a sharp inwardly directed edge closely spacedly juxtaposed with the web. A backside illuminated semiconductor device fabricated by such a method is also disclosed. The production of amidated peptides using the expression systems is also disclosed. The method comprises sending from the controlling RNC to the serving RNC, allocated scheduling priorities together with packet sizes accepted for transmission with those priorities by the controlling RNC.