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United States Department of Agriculture

Agricultural Research Service

Related Topics

Karen J Ray
Renewable Product Technology Research Unit
Biological Science Lab Technician

Phone: (309) 681-6670
Fax: (309) 681-6040
Room 2305
USDA, ARS, NCAUR, MGB
1815 N UNIVERSITY ST
PEORIA, IL, 61604-3999


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Microbial screening and analytical methods for the production of polyol oils from soybean oil - (Abstract Only)
Hou, C.T., Ray, K.J. 2012. Microbial screening and analytical methods for the production of polyol oils from soybean oil [abstract]. American Oil Chemists' Society. Paper #BIO-3.
Structural characterization of novel sophorolipid biosurfactants from a newly-identified species of Candida yeast Reprint Icon - (Peer Reviewed Journal)
Price, N.P., Ray, K.J., Vermillion, K., Dunlap, C.A., Kurtzman, C.P. 2011. Structural characterization of novel sophorolipid biosurfactants from a newly-identified species of Candida yeast. Carbohydrate Research. 348:33-41. DOI: 10.1016/j.carres.2011.07.016.
Production of sophorolipids biosurfactants by multiple species of the Starmerella (Candida) bombicola yeast clade - (Peer Reviewed Journal)
Kurtzman, C.P., Price, N.P., Ray, K.J., Kuo, T. 2010. Production of sophorolipids biosurfactants by multiple species of the Starmerella (Candida) bombicola yeast clade. FEMS Microbiology Letters. 311(2):140-146.
Effect of Surfactants on Production of Oxygenated Unsaturated Fatty Acids by Bacillus megaterium ALA2 - (Proceedings)
Hou, C.T., Kim, B., Kim, H., Ray, K.J. 2009. Effect of surfactants on production of oxygenated unsaturated fatty acids by Bacillus megaterium ALA2. United States-Japan Natural Resources, Food & Agricultural Panel. p. 168-171.
Effect of surfactants on production of oxygenated unsaturated fatty acids by Bacillus megaterium ALA2 - (Abstract Only)
Kim, B., Kim, H., Ray, K.J., Hou, C.T. 2009. Effect of surfactants on production of oxygenated unsaturated fatty acids by Bacillus megaterium ALA2 [abstract]. American Oil Chemists' Society. Bio-1, #5.
Isolation and Characterization of Rhamnolipid-Producing Bacterial Strains from a Biodiesel Facility - (Peer Reviewed Journal)
Rooney, A.P., Price, N.P., Ray, K.J., Kuo, T. 2009. Isolation and Characterization of Rhamnolipid-Producing Bacterial Strains from a Biodiesel Facility. FEMS Microbiological Letters. 295(1):82-87.
Maldi-Tof Mass Spectrometry of Naturally-Occurring Mixtures of Mono and Di-Rhamnolipids - (Peer Reviewed Journal)
Price, N.P., Ray, K.J., Vermillion, K., Kuo, T. 2008. MALDI-TOF Mass Spectrometry of Naturally-Occurring Mixtures of Mono- and Di-rhamnolipids. Carbohydrate Research. 344:204-209.
Microbial Conversion of Ricinoleic Acid for Producing 7,10,12-Trihydroxy-8(e)-Octadecenoic Acid, a Natural Fungicide for Treatment of Rice - (Abstract Only)
Kuo, T., Ray, K.J., Levinson, W.E., Knothe, G.H. 2004. Microbial conversion of ricinoleic acid for producing 7,10,12-trihydroxy-8(e)-octadecenoic acid, a natural fungicide for treatment of rice [abstract]. Great Lakes Regional American Chemical Society Symposium. Peoria IL. p. 186.
Foam Control During Scale-Up Bioconversion of Unsaturated Fatty Acids in Batch Cultures - (Abstract Only) - (14-Feb-03)
A Facile Reactor Process for Producing 7,10-Dihydroxy-8(e)-Octadecenoic Acid from Oleic Acid Conversion by Pseudomonas Aeruginosa Pr3 - (Peer Reviewed Journal)
KUO, T., RAY, K.J., MANTHEY, L.K. A FACILE REACTOR PROCESS FOR PRODUCING 7,10-DIHYDROXY-8(E)-OCTADECENOIC ACID FROM OLEIC ACID CONVERSION BY PSEUDOMONAS AERUGINOSA PR3. BIOTECHNOLOGY LETTERS. 2003. V.25. P. 29-33.
Conversion of Oleic Acid to 7,10-Dihydroxy-8(e)-Octadecenoic Acid by Pseudomonas Sp. Pr3 in a Reactor - Practical Considerations - (Abstract Only) - (08-May-02)
Last Modified: 7/30/2014
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