{HEAD ~ The modified HSV} 2 has {TAIL ~ fusogenic activity}, and comprises a modified/mutated ICP 10 polynucleotide encoding a polypeptide having ribonucleotide reductase activity and lacking protein kinase activity 
has
{ HEAD ~ The modified HSV } 2 has { TAIL ~ fusogenic activity } , and comprises a modified / mutated ICP 10 polynucleotide encoding a polypeptide having ribonucleotide reductase activity and lacking protein kinase activity
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL 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