OVARY AND THE ANTERIOR PITUITARY BODY 155 



m.g.l. 



Fig. 52. — Early Stage in Luteinization of the Graafian 

 Follicle of Mouse by Sodium hydroxide extract of anterior 

 Pituitary Body. 



l.f. liquor folliculi; m.g.l. membrana granulosa undergoing luteiniza- 

 tion; 0. remains of ovum. 



Fig. 53. — Later Stage of Luteinization. 

 {cf. fig. 52). 



