38 Comparative Studies 



ules were noticeable in the ends of the club-shaped bacilli, 

 while the body of the bacillus had a faint brownish tint. 



DERIVATION OF GUI/TURKS OF THE XEROSIS BACILLUS 



AND OF THE PSEUDO-DIPHTHERIA BACILLUS. 



Cultures i, 2 and 3 were isolated from my own urine. 

 Culture 4 was isolated from the urine of Mr. A., a healthy 

 person. Cultures 5, 6 and 8 were isolated from the con- 

 junctival sac of my own eyes. Culture 9 was isolated from 

 the conjunctival sac of Mr. F., a healthy person; culture 

 10 from the conjunctival sac of Mr. H., aj healthy person. 

 Culture 1 1 was isolated from a vaginal discharge taken 

 from the case of Miss C., in the University Hospital. 

 Culture 1 2 was isolated from the urine of a patient of Dr. 

 A. Culture 13 was isolated from the urine of a case of 

 catarrhal jaundice. These cultures were obtained during 

 May and June, 1897. Culture 14 was isolated from the 

 urine of Dr. P., a healthy person. Cultures 15 and 16 

 were isolated from the conjunctival sac of my left and right 

 eyes respectively. Culture 17 was obtained from my own 

 urine. Culture 18 was derived from the same source, and 

 culture 19 from my nose, which appeared to be in a healthy 

 condition at the time, during October and November, 1897. 

 Culture 20 was^isolated from the vaginal secretions, metritis, 

 of an operative case in the Maternity Department of the 

 University Hospital, that at the time was suffering from 

 septicaemia. Streptococci were also present in large quan- 

 tities. Culture 21 was derived from a small abrasion on 

 my knee, which at the""time showed a slight tendency to 

 suppuration. Staphylococci were also present at the time. 

 Cultures 22 and 23 were obtained from small patches of a 

 scaly eruption (impetigo ?) on my forearm which had been 

 noticed for several months. It was accompanied with but 

 very slight itching and was removed after several days' 

 treatment 'of a 1-500 solution of bichloride of mercury, 



