TABLE 2.

Bacterial culture data for SP-A null newborn mice reared in corn dust bedding^a

Ill appearance	Source	Culture results
Yes	Peritoneum	Bacillus sp., Enterococcus sp.
	Blood	Culture negative
Yes	Peritoneum	Culture negative
No	Peritoneum	Culture negative
Yes	Peritoneum	Bacillus sp.
	Blood	Culture negative
Yes	Peritoneum	Bacillus sp.
	Lung	Culture negative
Yes	Peritoneum	Culture negative
	Blood	Culture negative

^aTwenty-four-hour-old SP-A null mice born in corn dust bedding were described as critically ill if they had at least two of the following characteristics: distended abdomen, dehydration, decreased spontaneous movements, and abnormal respiration pattern. The source of the bacterial culture is indicated, as are the culture results.