In {TAIL ~ a further embodiment}, the kit may comprise a first container holding nanoparticles having {HEAD ~ oligonucleotides} attached thereto 
In { TAIL ~ a further embodiment } , the kit may comprise a first container holding nanoparticles having { HEAD ~ oligonucleotides } attached thereto
OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD OTH OTH