SUBJECT INDEX 



903 



t*hosphatidic acid (continued) : 



discoverj', 466 



hydrolysis, 468, 469 



preparation, 467, 468 



properties, 468 



structure of a- and /3-forms, 467 

 a-Phosphatidic acid, 467 

 /3-Phosphatidic acid, 467 

 Phospholipids, definition. 4 

 Piiosphatides, 405-473 



acetal phosphatides. 470-473 



cephalins, 439-454 

 lipositol, 450-454 



pho.sphatidylethanolamines, 440-448 

 pho.sphatidyl.serine.s, 448-450 



definition, 4, 406 



lecithins, 408-439 



pho.sphatidic acids. 466-470 



sphingomyelins. 454-466 

 Phosphatidylethanolamine. 440—448 



definition, 4 



distribution of a- and ^-forms, 445 



liydrolysis products, 445-448 



in brain cephalin. 439, 440 



in rat tissues, 453 



lysocephahn from, 444. 445 



preparation, 441, 442 



properties, 442—444 



structure of a- and /3-forms. 440, 441 



synthesis, 442 

 a-Phosphatidylethanolamine (see o- 



Cephalin) 

 j8-Phosphatidylethanolamine (see )3- 



Cephalin ) 

 Phosphatidylinositol (.see Lipositol) 

 Phosphatidylserine, 448-450 



definition, 4 



demonstration, 448, 449 



a- and ^-forms, 449, 450 



in brain cephalin, 439, 440 



in rat tissues, 453 



preparation, 449 

 a-Phosphatidylserine, 450 

 /3-Phosphatidylserine, 450 

 Phospholipase (see Lecithinase A) 

 Phospholipins, 406 

 Phosphorylcholine, 438, 439 



properties, 438 



structure, 438 



synthesis, 438, 439 

 Photinia, carotenes in leaves, 520 



phytofluene in flowers, 662 



Photosensitizers, in provitamin D activa- 

 tion, 762 

 Phrenosine, 473, 476 



hydrolysis, 487 



iodine number, 481 



preparation, 477-480 



properties, 484-486 



specific rotation, 485 



structure, 476 

 Phthiocerol, 311, 383 

 Phthiocol, vitamin K biopotency, 850, Sol 

 Phthioic acid, discovery, 32 



in tubercle bacilli, 383 



structure, 34 

 Phulwara butter, "association ratio" of 

 fatty acids in, 210, 220 



composition, 206, 218 



glyceride composition. 233 

 Phycoxanthin, 511 

 Phyllorhodin, in algae, 572 

 Phylloxanthin, 511, 522 

 Phy.salien, adsorption order, 660 



as zeaxanthin palmitate, 398 



composition, 563, 564 



distribution, 397 



occurrence with helenien, 559 



possible stereoisomers, 627 



properties, 605 

 PhysaHenone, 564 



Physeteryl alcohol (see 5-Tetradecenol) 

 Physetoleic acid (see Pahnitoleic acid) 

 Phytofluene, 661-«66 



extinction coefficient, 666 



extinction curve, 665 



occurrence, 661-664 

 Phytomonic acid, 32, 35 

 Phytosterols, 321 



in grapefruit wax, 382 



in Japan wax, 380 



in tree bark waxes, 379 



occurrence and properties, 348-355 

 Phytosteryl dihydroxj'palmitate, in sugar- 

 cane wax, 377 

 Phytoxanthin, 554 



in Lucerne grass, 520 

 2-Phytj'l-l,4-naphthoquinone, vitamin K 



biopotency, 847 

 2-Phytjd-l,4-naphthoquinone oxide, vi- 

 tamin K biopotency, 852 

 Pig, rhodopsin in, 682 

 Pig fat, arachidic acid in, 192 



compo.sition, 192. 193 



