TABLE 3.

Range of nucleotide sequence identities of NLV strains analyzed in this study

No. of strainsa	Genotype with closest sequence identity	Range of nucleotide sequence identity (%) with reference strain	Reference strain (reference)
23	Lordsdale	97–100	Grimsby (34)
11	Mexico	96–100	Mexico (34)
4	Hawaii	97–100	Hawaii (34)
5	Rotterdam	97–100	Rotterdam (this study)
2	Hillingdon	99–100	Hillingdon (34)
3	Queens Arms	96–100	Queens Arms (34)
3	Southampton	98–100	Southampton (20)
1	Desert Shield	98	Desert Shield (21)
1	Leeds	97	Leeds (34)
1	Amsterdamb	100	OB98-18 (this study)
2	Alphatronb	90–100	OB98-2 (this study)

^aStrains within an OB with identical sequences are counted as a single strain. 

^bPotential novel NLV genotype.