Table 3.

Fecal shedding (+ or –) and clinical signs (score, 0 through 4) in macaques inoculated intragastrically with S. dysenteriae 1 (target inoculum, 1 × 10¹¹cfu; actual inoculum, 1.05 × 10¹¹cfu)

	Days after challenge
	1			2			3			4			5		6		7		12
Monkey	am	pm		am	pm		am	pm		am	pm
20546	+	+	2	+	–	0	+	–	2	–	–	2	–	0	+	0	+	0	–
19902	–	–	1	+	–	0	+	+	2	+	–	0	+	0	+	0	–	0	–
20539	–	–	1	+	+	0	+	–	2	+	+	0	+	0	+	0	–	0	–

Empty cell, data unavailable; ID, intraduodenally; IG, intragastrically; +, positive culture; –, no growth on culture; 0, no diarrhea; 1, soft formed stool; 2, diarrhea without blood (sometimes with mucus); 3, diarrhea with blood and mucus; 4, watery diarrhea with blood and mucus