74 
Experiment No. 46, 
B. dysentcrix. 
Culture “ Duval; ” forty-eight hours’ growth in sterilized milk. Keaction, 0.108 per 
cent acid. 
The milk at 2G° C. immersed in constant-temperature ivater hath at 60° C. 
Milk culture. 
Temperature 
(°C.). 
I c. c. milk 
culture in 
bouillon. 
At start . . 
26 
Growth. 
r»o. 
Do. 
Do. 
Do. 
Do. 
Do. 
No growth. 
Do. 
Do. 
It minutes after immersion 
50 
2 minutes after immersion 
55 
2-t minutes after immersion 
58 
4t minutes after immersion. 
60. ... 
5t minutes after immersion 
1 minute at GO 
2 minutes at 60 
3 minutes at 60 . . . 
5 minutes at GO. . . 
10 minutes at 60. . 
6t minutes after immersion 
7-2 minutes after immersion 
9h minutes after immersion 
14t minutes after immersion 
Experiment No. 47. 
B. dysentcrix. 
Culture, “Sils; ” forty-eight iioiirs’ grow'th in sterilized milk. Reaction, 0.165 per 
cent acid. 
The milk at 26° C. immersed in constaid-tem])erature water l)ath at 60° C. 
Milk culture. 
Temperature 
(°C.). 
h c. c. milk 
culture in 
bouillon. 
At start 
26 ' 
(1 rowth. 
Do. 
Do. 
Do. 
No growth. 
Do. 
Do. 
Do. 
Do. 
Do. 
2 minutes after immersion 
55 
3 minutes after immersion 
58 
5 minutes after immersion 
60 
C minutes aiter immersion 
1 minute at 60 
2 minutes at 60. . . 
5 minutes at 60. . . 
8 minutes at 60. . . 
10 minutes at 60 . . 
15 minutes at 60. . 
7 minutes after immersion 
10 minutes after immersion 
13 minutes after immersion 
15 minutes after immersion 
20 minutes after immersion 
