{HEAD ~ A stinging cell} comprising {TAIL ~ an exogenous polynucleotide} capable of expressing a therapeutic, cosmetic or diagnostic agent in the stinging cell is provided 
comprising
{ HEAD ~ A stinging cell } comprising { TAIL ~ an exogenous polynucleotide } capable of expressing a therapeutic , cosmetic or diagnostic agent in the stinging cell is provided
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