Fat Transport in the Body 



75 



DOG, 9 KILOS IN BODY WEIGHT— A TYPICAL EXPERIMENT 

 (The analyses are expressed in milligrams per 100 c.e. of blood or lymph) 



Period before 



or after 

 fat injection 



Before 



0-2 hours 



after 



2-4 hours 



after 



4-6 hours 



after 



6-8 hours 



after 



8-10 hours 



after 



10-12 hours 



after 



12-14 hours 



after 



14-15 hours 



after 



Lymph 



Blood 



Total 

 fatty 

 acids 



Phos- 

 pha- 

 tides 



Volume 



of 

 lymph 



Total 

 fatty 

 acids 



Phos- 

 pha- 

 tides 



280 



160 



11 c.c. 



600 



440 



270 



180 



39 c.c. 



570 



430 



480 



210 



19 c.c. 



660 



550 



1,550 



240 



45 e.-c. 



630 



500 



1,670 



230 



8 c.e. 



810 



490 



1,600 



200 



47 c.c. 



800 



510 



1,700 



200 



20 c.c. 



800 



550 



2,400 



200 



11 c.c. 



790 



520 



1,720 



200 



14 c.c. 



560 



490 



The results show clearly that while the total fatty acids of the 

 lymph increase rapidly during fat absorption, the content of 

 phosphatides remains unchanged. Hence there is no reason to 

 believe that synthesis of phosphatides takes place before the fat 

 leaves the thoracic duct. 



36 (2S98) 



The inorganic phosphorus and calcium in maternal and foetal 



blood. 



By ALFRED F. HESS and M. MATZNER. 



[From the Department of Pathology, College of Physicians and 

 Surgeons, Columbia University, Neiv York City.] 



This study included examinations of the blood of pregnant 

 women in the latter months of pregnancy, of the cord blood of in- 

 fants, and of mothers' blood within forty-eight hours after labor. 

 The calcium was determined on serum by the Lyman method, 



