growing {HEAD ~ a host cell} containing {TAIL ~ a DNA construct} comprising in the 5 3 direction of transcription, a transcriptional initiation regulatory region, a translational initiation region, a DNA sequence encoding said fusion protein, and translational and transcriptional termination regions, wherein said expression of said fusion protein is regulated by said initiation and termination regions; and 
containing
growing { HEAD ~ a host cell } containing { TAIL ~ a DNA construct } comprising in the 5 3 direction of transcription , a transcriptional initiation regulatory region , a translational initiation region , a DNA sequence encoding said fusion protein , and translational and transcriptional termination regions , wherein said expression of said fusion protein is regulated by said initiation and termination regions ; and
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH