i62 :\IICRO-ORGAXISMS AND DISEASE [chap. 



free in the serum, or frequently within the protoplasm of 

 the pus cells, or adhering in smaller or larger numbers to 

 the epithelial cells : these cocci he called gonococci. 

 They are i'25 jj, in length as diplococci, o'6-o'S /x in trans- 

 verse diameter, and they occur, as just stated, in the form 

 of diplococci and as groups of four ; the cocci are cres- 



FiG. 40 —Film Si-ecimen of Goxorrhceal Pus. In- the Centre two Pls- 

 Cells co.nt.m.xing in their inteihor numerols Gonococci. 

 '.< 1000. fE. C. Eousfield.) 



centic and in this respect do not differ from many other 

 species of cocci. Besides these diplococci, cocci often occur 

 in the pus of gonorrhcea which are spherical and probably 

 belong to the staphylococcus species (liquescens albus and 

 liquescens aureus). 



The gonococcus does not grow on nutrient gelatine, on 



