THE TESTICLE AND THE OVARY 



357 



injections of commercial extivact, the uterine atiophy ■which followed 

 ovariotomy lieing in no degree diminislied. 





- f/^ '■ '" / 



Fig. 96a. — Section through rat's kidney, into the tissue of which an ovary 

 had been transplanted. (From Marshall and Jolly, (^iiar. Jour, of 

 E.cperimental Physiologi/.) 



ar, Artery ; o.L, corpus luteum ; </./., Graafian follicle ; gl., glomerulus of 

 kidney ; ov.st., ovaiian stroma ; r.t., renal tubule ; z.ff.t., zone of 

 granulation tissue between ovarian tissue and tissue of kidney. 



It has heen shown that the ovary possesses consideralde capacity 

 for regenerating tissue after partial removal, and also that if one 

 ovary is extirpated the remaining one may undergo an apparent 

 increase in size, which is prohaljly of the nature of a compeirsatory 



