156 INTERNAL SECRETIONS 



testicular fragments is not a compensatory one, i.e., that this 

 hypertrophy has nothing to do with the function of the testicle 

 in relation to the organism as a whole. In a number of cases 

 with partial castration we observed full development of sexual 







3 



.r> 



Fig. 80. — Same age as Fig. 79. High magnification. 

 X 300. At the top the waUs of two tubules 

 visible. To be compared with Fig. 81. — Prepar. 

 of Wagner; design of Lehbert. 



characters without any increase of interstitial cells, or only an 

 insignificant one having taken place in the small testicular 

 fragment {Fig. 84). 



Further, we found in numerous experiments that the 

 behaviour of a testicular fragment is different according to the 

 pole of the testicle to which it belongs (see Fig. 64, I. or II.) 



