Disclosed are novel multi-functional hematopoietic receptor agonist proteins, DNAs which encode the multi-functional hematopoietic receptor agonists proteins, methods of making the multi-functional hematopoietic receptor agonists proteins and methods of using the multi-functional hematopoietic receptor agonists proteins. A vacuum is maintained underneath the sorting track. The intermediate part may include a porous metal such as tantalum. The USB Local Control Program is coupled with the USB interface logic and the flash memory.