The oligonucleotides have a sequence complementary to a second portion of the sequence of the nucleic acid, and the contacting takes place under conditions effective to allow hybridization of the oligonucleotides on {HEAD ~ the nanoparticles} with {TAIL ~ the nucleic acid} 
with
The oligonucleotides have a sequence complementary to a second portion of the sequence of the nucleic acid , and the contacting takes place under conditions effective to allow hybridization of the oligonucleotides on { HEAD ~ the nanoparticles } with { TAIL ~ the nucleic acid }
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 HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL