Table 3.

Assignment of animals to treatment and control groups

Assignment	n	Day 0	5 min	Day 1	Day 2	Day 3	Day 4	Day 5
Group 1 Control	6	virus challenge	0.1 ml PBS	0.1 ml PBS	0.1 ml PBS	0.1 ml PBS	0.1 ml PBS	0.1 ml PBS
Group 2	6	virus challenge	0.1 ml PCPC	0.1 ml PCPC	0.1 ml PCPC	0.1 ml PCPC	0.1 ml PCPC	0.1 ml PCPC
Group 3	6	virus challenge	0.1 ml PCP	0.1 ml PCP	0.1 ml PCP	0.1 ml PCP	0.1 ml PCP	0.1 ml PCP