TABLE 2.

Severity rating of animals infected with wild-type and ipaH mutant strains of 2457T-str on day 6 postinfection

Strain	No. of eyes with severity rating of:
	3	4	5	6
2457T-str
Low dose	6	2	0	0
High dose	4	1	2	0
pWR700
Low dose	1	1	6	0
High dose	0	0	4	4
pWR710
Low dose	2	3	1	2
High dose	0	0	4	4
pWR730
Low dose	0	0	6	2
High dose	0	2	6	0