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observed
died within three days, most of them died within
twenty four
hours. When seen about eighteen hours after eating
the ratin some were dead the others could be handled easily
Two progressed along the ground by rolling over and over sideways
being apparently paral se
sed on one side orly. The amount
of ratin given to these rats would have provided a piece
about the size of a filbert for each. I was not able to set to set
up a fatal epidemic amongst rats by feeding them on others that h
aied of ratin poisoning.
A-CD
On staining miscrepical preparations of ratin No 2
A
a coccoid organism often occuring in pairs is seel in considerabi
numbers; it is quite different from the bacillus of ratin
When
Nol. Ratin No. 2 is sewn on agar a streptococcus
A
I
of
like
growth appears
generally in pure culture and apparently
due to the same organism that is
seen on microsconteal
examination. I have grown this organism
rat blood
1607
MITAR
at is beves 267 1
cleated reds add ddiw ett
exe A
یم
bee squab 203
agar, in a broth prepared from minced rats, in glucose
rat broth,and in lucose agar stabs but I have not succeded
in poisoning rats with any cultures I was about to try
·
to reinforce the cultures by intraperitoneal passage
when I naq to stop the work through illness.
The great bulk of 1 tin af fatin appears to be bread
but there is present a considerable quantity of a substance
which reduces Fehlings solution.
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