122 A. St. G. Huggett 



Table I 



Total Fructose Secretion by the Placenta 



placenta. All placentas have deposits not only of glycogen 

 but several other materials which all have dates of maximal 

 deposition differing with the material and the species (Table 

 II). It would appear that as the placenta ages it takes on 



Table II 



Endoplacental Composition in the Rodent 



Dates of Maximum Concentrations 



(Full-term: Rabbits, 30 days; Rats, 21 days) 



