SUBJECT INDEX 



Leucocytes, cerebrosides in, 361 

 cholesterol in, 363, 386 

 fat absorption and, 121, 144, 145, 164 

 fatty acids in, 386 

 phospholipids in, 386, 600 

 sphingomyelin in, 386 

 Leuconosloc citrovorum factor, role in 



choline biosynthesis, 652, 653, 657 

 Leiberkiihn crypts, 123, 145 

 Lignin, determination, 211, 212 



digestibility studies, 204 

 Lignoceric acid, in brain sphingomyelin, 

 746 

 in cerebrosides, 361 

 Lignocerylsphingosine, 704, 705, 771 

 Linoleic acid, as source of hexaenoic acids, 

 725 

 deposition in tissues, 725 

 effect on depot fats, 530 



soft pork, 535-538 

 fatty livers in deficiency, 679 

 in corpus luteum, 772 

 in cow plasma lipids, 353 

 in egg yolk, 811, 812 

 in human blood, 380 

 in lecithin, 679 

 in liver, 710, 725 

 in milk, 791 

 in phospholipids, 352 

 oxidation of, retardation by rice bran 

 extract, 298 

 tocopherol, effect of, 298 

 Linolenic acid, effect of ingestion on depot 

 fat, 530, 531 

 fatty livers in deficiency of, 679 

 in cow plasma lipids, 353 

 in horse, 524, 531 

 in human blood, 380 

 in lecithin, 679 

 in milk, 791 

 Linseed oil, absorption rate, 174 

 biopotency of carotene in, 298 

 digestibility, effect of heating on, 232, 



233 

 effect on depot fat, 524 

 on egg-yolk fat, 814 

 on milk fat, 800 

 lipase action on, 12 



A-Lipase, 13 

 B-Lipase, 13 



Lipases, 4, 5-14, 17, 19, 41, 165 

 action of, 136, 137 

 administration, 172 

 gastric, 5, 6, 116, 136 

 in adipose tissue, 621 

 in molds and bacteria, 13, 14 

 intestinal, 10, 123, 163 

 pancreatic, 6-10, 117, 136, 185 



activators, inhibitors of, 6-9, 17, 91, 



191 

 demonstration of origin, 10 

 effect on carotene absorption, 286 

 fecal fat in deficiency of, 240 

 properties, 9 

 specificity, 9 

 synthetic action, 9, 163 

 plant sources of, 12 

 ricinus, 11-13 

 inhibition, 13 

 properties, purification, 12 

 separation from esterase, 1 1 

 serum, 10, 17 

 vs. esterases, 19 

 Lipemia retinalis, 454 

 Lipemic constant, 387 

 Lipemic index, 387 



Lipid P, in human serum, in biliary ob- 

 struction, 460 

 in epilepsy, 483 

 in hepatitis, 461, 462 

 in nephroses, 463, 464 

 normal range, 379 

 relation to cholesterol level, 387-389 

 Lipidoses, 697-705 



Gaucher's disease, 702-705 

 Niemann-Pick's disease, 699-701 

 Tay-Sachs' : disease, 701, 702 

 xanthomatoses, 698, 699 

 Lipids, storage of, pathological, 623-706 

 Lipiodol, 133 



Lipocaic, action on cholesterol fatty livers, 

 672, 678 

 action on thiamine fatty livers, 678 

 as a hormone, 672, 673 

 as an enzyme, 673-675 

 distribution, 673 



