( 681 ) 



24. Cavy 880 -mms. 



After laparotomy 5cni. of Indian ink is brought into the coecum. 

 Killed after 18 hours. 



Results as in experiment 1 (the pigmentation is somewhat less 

 intensive). 



25. Cavy 750 grams. 



After laparotomy 5ccm. of Indian ink is brought into the small 

 intestines. 



Killed after 18 hours. 



kt'sults : macroscop. Lungs and bronchial -lands pale microscop. 

 few pigmentcells. 



26. Cavy 700 grams. 



After laparotomy 5ccm. of Indian ink is brought into the coecum. 



Killed after 18 hours. 



Results as in experiment 1. (here the pigmentation is more intensive.) 



27. Cavy 730 grams. 



After laparotomy 5ccm. of Indian ink is brought into the small 

 intestine. 



Killed after 18 hours. 



Results as in experiment 25 ; one of the mesenteric glands con- 

 tains carbon parts which are also to be seen microscopically. 



28. Cavy 750 grams. 



After laparotomy 5 ccm. of Indian ink is brought into the colon 

 at 20 cm. distance of the anus. 

 Killed after 18 hours. 

 Results as in experiment 1. 



29. Cavy 650 grams. 



After laparotomy 4 ccm. of a suspension of ultramarine in" 0.9% 

 NaCl is brought into the small intestines. 



Killed with chloroform after 18 hours. 



Results : The ultramarine is in the intestines, in the stomach, in 

 the oesophagus and in the pharynx, while some grains can be 

 traced in the phlegm of the trachea, and in that of the chief bronchi. 



The pulmonary tissue and the bronchial glands arc free of ultra- 

 marine. 



30. Cavy 850 grams. 



After laparotomy 4 ccm. of a suspension of ultramarine in 0.9 °/ 

 NaCl is brought into the small intestine. 



Killed after 17 hours with chloroform. 



Results : as in experiment 29 ; in the phlegm of the trachea and 

 in that of the bronchi however no ultramarine was to be found. 



