Effect of the solvent type and temperature on phytosterol contents and compositions of wheat straw, bran, and germ extracts

Journal of Agricultural and Food Chemistry

Volumn 57, Issue 22, 2009, Pages 10608-10611

  Dunford, Nurhan Turgut ^a   Irmak, Sibel ^a   Jonnala, Ramakanth ^a  

^a OKLAHOMA STATE UNIVERSITY   (United States)

Author keywords

Bran; Germ; Phytosterols; Pressurized solvent extraction; Straw; Wheat

Indexed keywords

ALCOHOL; ALKANE; CHLOROFORM; HEXANE; NAPHTHA; PHYTOSTEROL; PLANT EXTRACT; SITOSTEROL; SITOSTEROL DERIVATIVE; SOLVENT;

ARTICLE; CHEMISTRY; COMPARATIVE STUDY; DIETARY FIBER; PLANT SEED; PRESSURE; TEMPERATURE; WHEAT;

ALKANES; CHLOROFORM; DIETARY FIBER; ETHANOL; HEXANES; PHYTOSTEROLS; PLANT EXTRACTS; PRESSURE; SEEDS; SITOSTEROLS; SOLVENTS; TEMPERATURE; TRITICUM;

TRITICUM AESTIVUM;

EID: 72449203164     PISSN: 00218561     EISSN: None     Source Type: Journal    
DOI: 10.1021/jf9022383     Document Type: Article

References (23)

1. Hicks, K. B.; Moreau, R. A. Phytosterols and phytostanols: Functional food cholesterol busters, Food Technol. 2001, 55 (1), 63-67.
2. Miettinen, T.; Vanhanen, H.; Wester, I. Use of a stanol fatty acid ester for reducing serum cholesterol level. U.S. Patent 5,502,045, 1996.
3. Lees, A. M.; Mok, H. Y. I.; Lees, R. S.; McCluskey, M. A.; Grundy, S. M. Plant sterols as cholesterol-lowering agents: Clinical trials in patients with hypercholesterolemia and studies of sterol balance. Atherosclerosis 1977, 28 (3), 325-338.
4. Hirai, K.; Ohno, Y.; Nakano, T.; Izutant, K. Effects of dietary fats and phytosterol on serum fatty acid composition and lipoprotein cholesterol in rats. J. Nutr. Sci. Vitaminai. 1984, 30,101-112.
5. Anonymous. FDA to allow sterol, stanol health claims. Inform 2000, 11, 1204.
6. Dunford, N. T. Wheat germ oil. In Gourmet and Health-Promoting Specialty Oils; Moreau, R. A., Kamal-Eldin, A., Eds.; AOCS Press: Urbana, IL, 2009; pp 359-376.
7. Eisenmenger, M.; Dunford, N. T. Bioactive components of commercial and supercritical carbon dioxide processed wheat germ oil. J. Am. Oil Chem. Soc. 2008, 85, 55-61.
8. Kiosseoglou, B.; Boskou, D. On the level of esterified sterols in cotton seed, tomato seed, wheat germ and safflower. Oleaeineux 1987, 42(4), 169-170.
9. Jiang, Y.; Wang, T. Phytosterols in cereal by-products, J. Am, Oil Chem. Soc. 2005, 82 (6), 439-444.
10. Itoh, T.; Tamura, T.; Matsumoto, T. Sterol composition of 19 vegetable oils. J. Am. Oil Chem. Soc. 1973, 50 (4), 122-125.
11. Seitz, L. M. Stanol and sterol esters of ferulic and p-coumaric acids in wheat, corn, rye, and triticale. J. Agric. Food Chem. 1989, 37(3), 662-667.
12. (12) Hakala, P.; Lampi, A.-M.; Ollilainen, V.; Werner, U.; Murkovic, M.; Wahala, K.; Karkola, S.; Piironen, V. Steryl phenolic acid esters in cereals and their milling fractions. J. Agric, Food Chem. 2002, 50, 5300-5307. (Pubitemid 35001285)
13. (13) Nystrom, L.; Paasonen, A.; Lampi, A.-M.; Piironen, V. Total plant sterols, steryl ferulates and steryl. glycosides in milling fractions of wheat and rye. J. Cereal Sci. 2007, 45 (1), 106-115. (Pubitemid 44873050)
14. Liu, R. H. Whole grain, phytochemicals and health. J. Cereal Sci. 2007, 46 (3), 207-219.
15. Chen, Y.; Dunford, N. T.; Edwards, J.; Carver, B.; Goad, C. Genotype and environment affect phytosterol content and composition of wheat. Cereal Chem. 2009, 86 (1), 96-99.
16. Kahlon, T. S. Nutritional implications and uses of wheat and oat kernel oil. Cereal Foods World 1989, 34, 872-875.
17. (17) Zhou, K.; Yu, L. Effects of extraction solvent on wheat bran antioxidant activity estimation. Lebensm.-Wiss. Technol. 2004, 37 (7), 717-721. (Pubitemid 39040400)
18. (18) Sun, R. C.; Salisbury, D.; Tomkinson, J. Chemical composition of lipophilic extractives released during the hot water treatment of wheat straw. Biopresour. Technol. 2003,88 (2), 95-101. (Pubitemid 36165110)
19. Thomson, L. W.; Henry, A. W.; Saul, Z. Sterol content of mature cereal straw: Possible role in oospore formation in Phytophthora. Phytochemistry 1986, 25 (11), 2505-2508.
20. Abboud, J.-L. M.; Notario, R. Critical compilation of scales of solvent parameter. Part I. Pure, non-hydrogen bond donor solvents. Pure Appl. Chem. 1999, 71 (4), 645-718.
21. (21) Vandenburg, H. J.; Clifford, A. A.; Bartle, K. D.; Shuang, A. Z. Factors affecting high-pressure solvent extraction (accelerated solvent extraction) of additives from polymers. Anal. Chem. 1998, 70, 1943-1948. (Pubitemid 128484600)
22. (22) Dunford, N. T.; Zhang, M. Pressurized solvent extraction of wheat germ oil. Food Res. Int. 2003, 36, 905-909. (Pubitemid 37435410)
23. Dunford, N. T.; Irmak, S.; Jonnala, R. S. Pressurized solvent extraction of policosanol from wheat straw, germ and bran. Food Chem. 2009, in press.