68 



LOCAL TLSSUE REACTIVITY 



Table n 



COMPARATIVE POTENCIES OF DISINTEGRATES AND "AGAR 

 WASHINGS" FILTRATES 



Preparation 



Meningococcus disintegrate 



washings 3 

 " 3 

 " 3 

 " 3 

 " 3 



2 



2 

 " 2 

 " 2 



2 



B. typhosus Besrcdka disintegrate 



" washings 



a it, 



Amount injected intrave- 

 nously per kilo of body 

 weight 



c.c. undiluted material 



" diluted I : 2 



" " I : 10 



I : 25 



" " I ".100 



" I : 250 



" " I : 600 



: 25 

 : 100 

 : 250 

 : 600 



: 25 

 : 100 

 : 250 

 : 600 



I : 25 

 I : 100 

 I : 250 

 I : 1000 

 I : 1200 



Total 

 No. 

 rab- 

 bits 



tested 



undiluted 

 diluted I 



10 



50 



100 



200 



I : 10 

 I : 100 

 I : 200 

 I : 300 

 I : 500 



luidilutcd 

 diluted I 



undiluted 

 diluted I 



10 

 25 

 50 

 100 



25 

 50 



3 

 3 

 3 

 3 

 3 

 3 

 3 



3 

 3 

 3 

 3 

 3 



3 

 3 

 3 

 3 

 3 



3 

 3 

 3 

 3 

 3 



3 

 3 

 3 

 3 

 3 



3 

 3 

 3 

 3 

 3 



3 

 3 

 3 

 3 

 3 



3 

 3 

 3 

 3 



Posi- 

 tive 

 rab- 

 bits 



Nega- 

 tive 

 rab- 

 bits 



Washings i, 2, 3 — first, second and third washings of bacterial agar cultures. 



