Composition of the phospholipids of the seeds of Spaium sebiferum

The fractional composition of the polar lipids and also the fatty-acid composition of the main components of the phospholipids of the Chinese tallow tree have been studied. It has been established that in the seeds of the Chinese tallow tree there are 11 phospholipids, two glycolipids, and two phosphonolipids. The main fatty acids of the phospholipids are palmitic and linoleic. I. G. Kutateladze Institute of Pharmatochemistry, Georgian Academy of Sciences, Tbilisi. Institute of Chemistry of Plant Substances, Uzbek Academy of Sciences, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 5, pp. 619–621, September–October, 1991.     

Composition of the phospholipids of seeds of Cercis siliquastrum

The phospholipids of the polar lipids of the seeds of the Judas tree and the fatty-acid composition of the N-acylphosphatidylethanolamines, the phosphatidylcholines, and the phosphatidylethanolamines, and also the molecular-species types of the fatty acids of the phosphatidylcholines and the phosphatidylethanolamines have been studied. It has been established that the seeds of the Judas tree contain ten phospholipids. The main fatty acids are palmitic and oleic.I. V. Kutateladze Institute of Pharmacochemistry, Georgian Academy of Sciences. Translated from Khimiya Prirodnykh Soedinenii, Nos. 3,4, pp. 320–323, May–August, 1992.     

Lipids of the fruit of Ficus carica

By chromatographic methods, about 30 groups of various lipid compounds belonging to the classes of neutral lipids, glycolipids, and phospholipids have been identified from the fruit of the fig tree. The main groups are triacylglycerols, free and esterified sterols, mono- and digalactosyldiglycerides, ceramide oligosides, cerebrosides, esterified sterol glycosides, and phosphatidylglycerols. In the fatty acid composition, linoleic, linolenic, oleic, and palmitic acids predominated (>90%).A. V. Bogatskii Physicochemical Institute, Academy of Sciences of the Ukrainian SSR, Odessa. Lomonosov Technological Institute of the Food Industry, Odessa. Translated from Khimiya Prirodnykh Soedinenii, No. 4, pp. 423–427, July–August, 1986.     

Phospholipids of the pericarp ofCrataegus turkestanica

Phospholipids of the pericarp of Crataegus turkestanica have been studied and 12 classes of phospholipids have been detected, the main ones being phosphatidylcholine, phosphatidylethanolamine, and phosphatidylinositol. The composition and position distribution of the fatty acids of the main phospholipids have been studied.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Republic of Uzbekistan, Tashkent, fax (3712) 89 14 75. Translated from Khimiya Prirodnykyh Soedinenii,No. 4, pp. 562–563, July–August 1995. Original article submitted October 24, 1994.     

A study of the phospholipids of kenaf

Summary The fatty-acid composition of the combined phospholipids and also of the main and two minor components of the phospholipids have been studied. On the basis of the results of acid hydrolysis and also IR spectroscopy, the glycerophospholipid structure of the main components of the total material has been confirmed. These main components have been subjected to enzymatic hydrolysis: the position distribution of the fatty acids have been determined and, from these, the possible diglyceride compositions of the phosphatidylcholines, phosphatidylethanolamines, and phosphatidylinositols have been calculated. It has been shown that the phospholipids are accompanied by 35–40% of carbohydrates which have been characterized qualitatively as disaccharides.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 3, pp. 289–293, May–June, 1976.     

Phospholipids ofGoebelia seeds

The qualitative and quantitative compositions of the phospholipids of the seeds ofGoebelia pachycarpa and the fatty-acid composition of the total phospholipids and of homogeneous fractions have been studied. The molecular weights of the main fractions have been calculated.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 5, pp. 615–618, September–October, 1979.     

Composition of the phospholipids of seeds ofDipthychocarpus strictus

Summary The qualitative and quantitative compositions of the total phospholipids of the seeds ofDipthychocarpus have been determined. The fatty-acid compositions and position specificities of the distribution of the fatty acids in the main phospholipids ofDipthychocarpus seeds have been determined and, on this basis, their possible molecular composition has been calculated.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 4, pp. 435–439, July–August, 1976.     

Fatty-acid and phospholipid composition of lichens of the Volga basin

The composition of the fatty acids and phospholipids of 16 species of lichens collected in the basin of the river Volga has been studied. The main phospholipid was phosphatidylcholine the amount of which ranged in the various species from 33.3 to 85.5% of the total phospholipids. Other phospholipids were also found: phosphatidylethanolamine, phosphatidylserine, phosphatidylinositol, and phosphatidylglycerol. The main fatty acids were the 16:0, 18:0, and 18:1 varieties.Institute of the Ecology of the Volga Basin, Russian Academy of Sciences, Tol'yatti. Translated from Khimiya Prirodnykh Soedinenii, No. 5, pp. 613–615, September–October, 1991.     

Lipids from the processing wastes ofStevia rebandiana

The composition of the lipids in the wastes from the production of a sweetening agent fromStevia rebandiana Bertoni has been studied. The main componets of the resinous wastes are glyco- and phospholipids.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Republic of Uzbekistan, Tashken, fax (3712) 89 14 75. Translated from Khimiya Prirodnykh Soedinenii, No. 2, pp. 168–171, March–April, 1998.     

Phospholipids of the cotton plant of variety Tashkent-3. II. Structure of the main phospholipid fractions

Summary 1. Individual fractions of phosphatidylcholines, phosphatidylethanolamines, phosphatidylinositols, and the X₂ and X₃ phospholipids have been obtained from the combined phospholipids, freed from carbohydrates, of the seed kernels of the cotton plant of variety Tashkent-3.2. The compositions and position distributions of the fatty acids in the main fractions of phospholipids have been studied.3. The possible molecular composition of the phosphatidylcholines, phosphatidylethanolamines, and phosphatidylinositols have been calculated.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR. Translated from Khimiya Prirodnykh Soedinenii, No. 2, pp. 155–158, March–April, 1976.     

Phospholipids of seeds of kenaf of the variety "Uzbekskii-1503"

Summary The qualitative and quantitative compositions of the combined phospholipids of the seeds of kenaf of the variety "Uzbekskii-1503" have been determined for the first time.The fatty-acid composition of the combined phospholipids and triglycerides and also of the main and two minor components of the phospholipids have been studied. On the basis of the results of acid hydrolysis and of IR spectroscopy, the glycerophospholipid structures of the main and minor components of the total material have been confirmed. The enzymatic hydrolysis of the main fractions of the total material has been performed: the position distribution of the fatty acids has been determined and from this the possible molecular compositions of the phosphatidylcholines, phosphatidy lethanolamines, and phosphatidy linositols have been calculated. Kenaf seeds can serve as a source of the medicinal preparation phytin.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 4, pp. 485–487, July–August, 1977.     

Phospholipids of kenaf of variety Opytnyi-1847

The total phospholipids of kenaf of variety Opytnyi-1847 and homogeneous fractions of them have been studied. A known law has been confirmed — positions 2 of the main fractions of phospholipids are esterified predominantly with unsaturated fatty acids and in N-aceylated phospholipids the amide-bound acids are more saturated than the O-acyls.Institute of the Chemistry of Plant Substances of the Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 6, pp. 775–777, November–December, 1980.     

Phospholipids of the ripening seeds ofSophora japonica

The change in the class and fatty acid compositions of the phospholipids during ripening of the seeds of the Japanese Pagoda tree (buds, flowers, unripe and ripe seeds) have been studied. It has been found that the ripening of the seeds is accompanied by complex transformations in the phospholipid complex indicating the important role of phospholipids in the processes of biosynthesis.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 3, pp. 281–284, May–June, 1985.     

Lipids ofZizyphus jujuba

The acyl-containing classes of neutral lipids have been studied and the amounts of phospholipids and their fatty acid composition have been determined in the pericarps and seeds ofZizyphus jujuba. The fatty oil of the seeds contains oleic acid while in the neutral lipids of the pericarps the main acid is the biologically active palmitoleic. In the qualitative respect, the set of phospholipids in the seeds is more diverse, while the main classes quantitatively in both parts of the fruit are phosphatidylcholines and phosphatidylglycerols. The phospholipids of the pericarps are more saturated than those of the seeds.Institute of Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 1, pp. 21–24, January–February, 1990.     

Study of the fractional and fatty-acid compositions of the phospholipids ofPsoralea seeds

Summary The fractional and fatty-acid compositions of the phospholipids of Psoralea seeds have been studied for the first time. It has been established that the total phospholipids consist of phosphatidylcholines, phosphatidylethanolamines, phosphatidylinositols, N-acyl-PEs, N-acyllyso-PEs, lysophosphatidylcholines, and, possibly, phosphatidylglycerols, and also of two unidentified phospholipids.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 1, pp. 12–14, January–February, 1979.     

Lipids of some aquatic plants of the Central Volga region

The lipid characteristics of five species of aquatic plants of the Central Volga region have been investigated. The total amount of lipids and the ratio of neutral lipids and glyco- and phospholipids have been found and the amounts of individual phospholipids and also the fatty-acid composition and the distribution of the fatty acids over the lipid classes have been determined.Institute of the Ecology of the Volga Basin, Russian Academy of Sciences, Tol'yatti. Translated from Khimiya Prirodnykh Soedinenii, No. 2, pp. 206–209, March–April, 1995. Original article submitted August 15, 1994.     

Carbohydrates and lipids ofPleurotus ostreatus

The composition of the fruiting body ofPleurotus ostreatus has been studied. The total neutral lipids and phospholipids have been isolated. In the neutral lipids, free fatty acids, triacylglycerols, and sterol and triterpenol esters predominated. In the phospholipids, the main components were phosphatidylethanolamines and phosphatidylserines. The qualitative compositions of the sugars and the pectin are given.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Republic of Uzbekistan, Tashkent, fax (3712) 89 14 74. Translated from Khimiya Prirodnykh Soedinenii, No. 3, pp. 362–364, May–June, 1995. Original article submitted June 20, 1994.     

The change in the globulins during the development of cotton seeds

The biosynthesis of the 11S and 7S globulins — the main reserve proteins of cotton seeds — has been investigated. The periods at which the globulins appear in cotton seeds have been established. The changes in the amino acid composition and in the secondary structure of the 11S globulin during the ripening of cotton seeds have been studied.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Institute of Molecular Biology, Academy of Sciences of the USSR, Moscow. Translated from Khimiya Prirodnykh Soedinenii, No. 3, pp. 349–355, May–June, 1984.     

Amounts of phospholipids and phytin in the seeds of various plants

Summary The amounts of combined phospholipids and phytin in the seeds of 22 plants belonging to various families have been determined. It has been established that the main components of the combined phospholipids of the seeds of the plants studied are phosphatidylcholines, phosphatidylinositols, and phosphatidylethanolamines. Some unusual properties of the combined phospholipids of the seeds of some plants of the family Compositae, and materials interesting in relation to their phospholipid and phytin contents have been found.Institute of the Chemistry of Plant Substances, Academy of Sciences of the Uzbek SSR, Tashkent. Translated from Khimiya Prirodnykh Soedinenii, No. 4, pp. 505–507, July–August, 1977.     

Lipids of two species of brown algae of the genusLaminaria

The compositions of the neutral lipids, glycolipids, phospholipids and fatty acids of the brown algaeLaminaria japonica andLaminaria cichoriodes have been studied. It has been found that the glycolipids are the main lipid classes in these algae. Palmitic, oleic, and polyunsaturated acids with 18 and 20 carbon atoms form the group of main acids. The lipids of both species of theLaminaria genus have a complex composition but they differ by the ratios of their fatty acids.Institute of Marine Biology, Far-eastern Scientific Center, Russian Academy of Sciences, Vladivostok, fax (4232) 310900, e-mail: lipid@biom.marine.su. Translated from Khimiya Prirodnykh Soedinenii, No. 1, pp. 22–26, January–February, 1999.