Table 2.

Results of the virus neutralization tests using γCoV/ck/China/I1011/14 and other IBV strains (serum dilution using a constant amount of virus).

Virus	Serum
	1	2	3	4	5	6	7
1. γCoV/ck/China/I1011/14	7281.4a	8	13	32	22.6	11.3	22.6
2. ck/CH/LGX/111119	< 2	56.9	–	–	–	–	–
3. ck/CH/LDL/97I	< 2	–	90.6	–	–	–	–
4. 4/91	5	–	–	786.9	–	–	–
5. ck/CH/LDL/091022	5	–	–	–	406.5	–	–
6. H120	< 2	–	–	–	–	227.5	–
7. ck/CH/LDL/140520	6.4	–	–	–	–	–	288

–, Not tested.

^aReciprocal titer.