The present invention relates to recombinant hepatitis C virus -derived nucleic acids and to stable rapidly growing cell clones derived from human hepatoma Huh-7 cell line and supporting high titer replication of said recombinant HCV nucleic acids. A system and method of laundering whereby successive loads of laundry may be washed while continuously providing effective soil removal comprising at least partially recycled wash water from at least one previous wash cycle. The hanger plate has a downwardly depending L-shaped flange that is received by a cavity in the bracket.