Food Science & Technology: Personnel

Casimir C. Akoh

Description of Research Interests

Food chemistry and biochemistry. Lipid biotechnology/chemistry/biochemistry. Chemical and enzymatic synthesis of fat substitutes and structured lipids, their properties, application and metabolism. Food emulsifiers; enzymatic modification of lipids and phospholipids; synthesis of flavor and fragrance compounds; food additives; oxidative stability of lipids. Recovery of frying oil; nutraceuticals, and phytochemicals.

Courses Taught

FDST 4130/6130: Food Biotechnology
FDST 8010: Food Lipids
FDST 8100: Food Carbohydrates

Selected Recent Publications

Lumor, S.E. and Akoh, C.C. 2008. Esterification and hydrolytic activities of Candida rugosa lipase isoform1 (LIP 1) immobilized on Celite 545, Duolite A7, and Sephadex G-25. J. Agric. Food Chem. 56:10396-10398.

Maduko, C.O., Park, Y.W., and Akoh, C.C. 2008. Characterization and oxidative stability of structured lipids: infant milk fat analog. J. Am. Oil Chem. Soc. 85:197-204.

Lumor, S.E., Kim, B.H., and Akoh, C.C. 2008. Optimization of solid fat content and crystal properties of a trans-free structured lipid by blending with palm midfraction. J. Agric. Food Chem. 56:9294-9298.

Lee, J.H., Akoh, C.C., and Lee, K.T. 2008. Physical properties of trans-free bakery shortening produced by lipase-catalyzed interesterification. J. Am. Oil Chem. Soc. 85:1-11.

Lee, J.H., Akoh, C.C., Himmelsbach, D.S., and Lee, K.T. 2008. Preparation of interesterified plastic fats from fats and oils free of trans fatty acid. J. Agric. Food Chem. 56:4039-4046.

Lee, J.H., Jones, K.C., Foglia, T.A., Lee, C.R., Akoh, C.C. and Lee, K.T. 2008. High performance liquid chromatographic separation of interesterified palm oil with tributyrin. LWT-Food Sci. Technol. 41:1446-1451.

Kim, B.H., Lumor, S.E., and Akoh, C.C. 2008. Trans-free margarines prepared with canola oil/palm stearin/palm kernel oil-based structured lipids. J. Agric. Food Chem. 56:8195-8205.

Kim, B.H., Sandock, K.D., Robertson, T.P., Lewis, S.J. and Akoh, C.C. 2008. Dietary effects of sesame oil-based structured lipids and phytosteryl esters on blood lipid profiles and cardiovascular parameters in spontaneously hypertensive rats. Lipids 43:55-64.

Dulebohn, R.V., Yi, W., Srivastava, A., Akoh, C.C., Krewer, G., and Fischer, J.G. 2008. Effects of blueberry (Vacicinium ashei) on DNA damage, lipid peroxidation, and phase II enzyme activities in rats. J. Agric. Food Chem. 56:11700-11706.

Alim, M.A., Lee, J.H., Akoh, C.C., Choi, M.S., Jeon, M.S., Shin, J.A., and Lee, K.T. 2008. Enzymatic transesterification of fractionated rice bran oil with conjugated linoleic acid: optimization by response surface methodology. LWT – Food Sci. Technol. 41:764-770.

Alim, M.A., Lee, J.H., Shin, J.A., Lee, Y.J., Choi, M.S., Akoh, C.C., and Lee, K.T. 2008. Lipase-catalyzed production of solid fat stock from fractionated rice bran oil, palm stearin, and conjugated linoleic acid by response surface methodology. Food Chem. 106:712-719.

Akoh, C.C., Chang, S.W., Lee, G.C., and Shaw, J.F. 2008. Biocatalysis for the production of industrial products and functional foods from agricultural produce. J. Agric. Food Chem. 56:10445-10451.

Shaw, J.F., Chang, S.W., Lin, S.C., Wu, T.T., Ju, H.Y., Akoh, C.C., Chang, R.H., and Shieh, C.J. 2008. Continuous enzymatic synthesis of biodiesel with Novozym 435. Energy Fuels 22:840-844.

Vu, P.L., Shin, J.A., Lee, Y.J., Nam, H.Y., Lee, J.H., Akoh, C.C., and Lee, K.T. 2008. Development and characterization of structured lipids containing capric and conjugated linoleic acids as functional dietary lipid molecules. Intl. J. Food Sci. Nutr. 59:95-104.

Maduko, C.O., Akoh, C.C. and Park, Y.W. 2007. Enzymatic interesterification of tripalmitin with vegetable oil blends for formulation of caprine milk infant formula analogs. J. Dairy Sci. 90:594-601.

Karaali, A., Sahin, N. and Akoh, C.C. 2007. Marine oils in infant formulae. Inform 18:17-19.

Vu, P.L., Park, R.K., Lee, Y.J., Kim, Y.M., Nam, H.Y., Lee, J.H., Akoh, C.C. and Lee, K.T. 2007. Two-step production of oil enrinched in conjugated linoleic acids and diacylglycerol. J. Am. Oil Chem. Soc. 84:123-128.

Maduko, C.O., Akoh, C.C. and Park, Y.W. 2007. Enzymatic production of infant milk fat analogs containing palmitic acid: optimization of reactions by response surface methodology. J. Dairy Sci. 90:2147-2154.

Srivastava, A., Akoh, C.C., Yi, W., Fischer, J. and Krewer, G. 2007. Effect of storage conditions on the biological activity of phenolic compounds of blueberry extract packed in glass bottles. J. Agric. Food Chem. 55:2705-2713.

Lee, J.H., Yu, F., Vu, P.L., Choi, M.S., Akoh, C.C. and Lee, K.T. 2007. Compositional study on rice bran oil after lipase-catalyzed glycerolysis and solvent fractionations. J. Food Sci. 72:C163-C-167.

Srivastava, A., Akoh, C.C., Fischer, J. and Krewer, G. 2007. Effect of anthocyanins fractions from selected cultivars of Georgia-grown blueberries on apoptosis and phase-II enzymes. J. Agric. Food Chem. 55:3180-3185.

Lee, J.H., Akoh, C.C., and Lee, K.T. 2007. Physicochemical and volatiles characterization of trans-free solid fats produced by lipase-catalyzed interesterification. J. Food Sci. 72:E368-374.

Kim, B.H., Sandock, K.D., Robertson, T.P., Lewis, S.J. and Akoh, C.C. 2007. Dietary effects of structured lipids and phytosteryl esters on cardiovascular function in spontaneously hypertensive rats. J. Cardiovasc. Pharmacol. 50:176-186.

Alim, M.A., Lee, J.H., Shin, J.A., Lee, Y.J., Choi, M.S., Akoh, C.C., and Lee, K.T. 2008. Lipase-catalyzed production of solid fat stock from fractionated rice bran oil, palm stearin, and conjugated linoleic acid by response surface methodology. Food Chem. 106:712-719.

Akoh, C.C., Chang, S.W., Lee, G.C., and Shaw, J.F. 2007. Enzymatic approach to biodiesel production. J. Agric. Food Chem. 55:8995-9005.

Lumor, S.E., Jones, K.C., Ashby, R., Strahan, G., Kim, B.H., Lee, G.C., Shaw, J.F., Kays, S.E., Chang, S.W., Foglia, T.A. and Akoh, C.C. 2007. Synthesis and characterization of canola oil-stearic acid-based trans-free structured lipids for possible margarine application. J. Agric. Food Chem. 55:10692-10702.

 

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