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42
No. of Date of Condition of Subcu- Condition of Subcu- Post-mortem Ex-
Sample Amount of Dirt. Injection of tanous Guineapig taneous Guineapig anination after 3-4 General Result.
Guineapig. ajter 1 week. after 2 weeks. weeks.
1911.
29 Fair amount April 22 Big tumour : abscess Open suppuration Open supperating Suppuration in sub.
wound in subcu- cutaneous animal,
taneous animal; viscera n o r m a 1,
no tubercle bacilli. negative viscerally
in peritoneal
animal.
30 Negative „ Negative Negative Negative in both Negative in both
animals. animals.
31 Very little dirt April 25 Negative Negative Negative in both Negative in both
animals. animals.
32 Traces „ Negative Negative Negative in both Negative in both
animals. animals.
33 Considerable „ Big tumour: abscess Open abscess ... Suppuration in sub- Suppuration in
cutaneous animal; cutaneous animal,
no tubercle bacilli. viscera normal,
negative in peritoneal
animal.
34 Traces „ Negative Negative Negative in both Negative in both
animals. animals.
35 Considerable „ Big tumour, firm Tumour, firm, but Small thickening in Temporary tumour in
decreased. subcutaneous ani- subcutaneous
mal, viscera nor- mal, negative in
mal. Peritoneal peritoneal animal,
animal normal.
36 Fair amount ... April 25' Big tumour: abscess Open abscess. Purulent discharge Suppuration in sub-
in groin, no tuber- cutaneous animal,
cle bacilli, viscera negative in perinormal.
Perito- toneal animal.
neal animal normal.
37 Fair amount April 27 Big tumour, firmTumour and matter Tumour disappeared, Temporary turnout
viscera normal in in subcutaneous
both animals. animal, negative
viscera in both
animals.
38 Small Amount „ Negative Negative Negative in both Negative in both
animals. animals.
39 Traces „ Negative Negative Negative in both Negative in both
animals. animals.
40 Very little dirt „ Negative Negative Negative in both Negative in both
animals. animals.
41 Fair amount „ Negative Negative Negative in both Negative in both
animals. animals.
42 Fair amount „ Big tumour: abscess Open abscess Abscess healed Suppuration in sob-
in subcutaneous cutaneous animal,
animal. Viscera No tubercle
normal in both bacilli, viscen
animals. normal in both
animals.
SUMMARY.
None of the samples caused tuberculosis in the injected animals ... 0 per cent.
12 samples had either no dirt or only insignificant traces of dirt 28.5 „ „
22 samples were quite negative in producing any diseased condition 52.4 „ „
20 samples caused disease, either acute fatal results, or local inflammation
and abscess 47.6 „ ,,
Of the 13 samples which caused local abscess, no less than 9 samples
contained appreciable amounts of dirt 69.2 ,, „
Clean 12 28.0 ,, ,,
19fA May, 1911. (Signed) E. KLEIN.