Page Banner

United States Department of Agriculture

Agricultural Research Service

Related Topics

PHOEBE X QI
Dairy and Functional Foods
Research Chemist

Phone: (215) 233-6438
Fax: (215) 233-6795
Room 3205
600 E MERMAID LN
ERRC
WYNDMOOR, PA, 19038-8598

Projects
MICROSTRUCTURED AND HEALTH-FUNCTIONALIZED FOOD PROTEINS
Appropriated (D)
  Accession Number: 419611
Partnership between USA-ARS and the Food Science Department of Cornell University
Nonfunded Cooperative Agreement (N)
  Accession Number: 427074

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Structural and thermal stability of beta-lactoglobulin as a result of interacting with sugar beet pectin - (Peer Reviewed Journal)
Qi, P.X., Wickham, E.D., Garcia, R.A. 2014. Structural and thermal stability of beta-lactoglobulin as a result of interacting with sugar beet pectin. Journal of Agricultural and Food Chemistry. 62(30):7567-7576. DOI: 10.1021/jf502699g
Investigating molecular interactions between beta-lactoglobulin and sugar beet pectin by multi-detection HPSEC - (Peer Reviewed Journal)
Qi, P.X., Chau, H.K., Fishman, M., Wickham, E.D., Hotchkiss, A.T. 2014. Investigating molecular interactions between beta-lactoglobulin and sugar beet pectin by multi-detection HPSEC. Carbohydrate Polymers. 107:198-208.
Enrichment and purification of casein glycomacropeptide from whey protein isolate using supercritical carbon dioxide processing and membrane filtration Reprint Icon - (Peer Reviewed Journal)
Bonnaillie, L., Qi, P.X., Wickham, E.D., Tomasula, P.M. 2014. Enrichment and purification of casein glycomacropeptide from whey protein isolate using supercritical carbon dioxide processing and membrane filtration. Foods. 3:94-109. DOI: 10.3390/foods3010094.
Heavy metal and phenol adsorption properties of biochars from pyrolyzed switchgrass and woody biomass in correlation with surface structures - (Peer Reviewed Journal)
Han, Y., Boateng, A.A., Qi, P.X., Lima, I.M., Jainmin, C. 2013. Heavy metal and phenol adsorption properties of biochars from pyrolyzed switchgrass and woody biomass in correlation with surface properties. Environmental Management. 118:196-204.
Physico-chemical characterization of protein associated polysaccharides extracted from sugar beet pulp - (Peer Reviewed Journal)
Fishman, M., Chau, H.K., Qi, P.X., Hotchkiss, A.T., Yadav, M.P. 2013. Physico-chemical characterization of protein associated polysaccharides extracted from sugar beet pulp. Carbohydrate Polymers. 92:2257-2266.
Reactions between beta-lactoglobulin and genipin: kinetics and characterization of the products - (Peer Reviewed Journal)
Qi, P.X., Nunez, A., Wickham, E.D. 2012. Reactions between beta-lactoglobulin and genipin: kinetics and characterization of the products. Journal of Agricultural and Food Chemistry. 60:4327-4335.
Extrusion texturized dairy proteins: processing and application - (Review Article)
Onwulata, C.I., Tunick, M.H., Qi, P.X. 2011. Extrusion texturized dairy proteins: processing and application. Advances in Food and Nutrition Research. 62:173-200.
Physical properties, molecular structures and protein quality of texturized whey protein isolate: effect of extrusion temperature - (Peer Reviewed Journal)
Qi, P.X., Onwulata, C.I. 2011. Physical properties, molecular structures and protein quality of texturized whey protein isolate: effect of extrusion temperature. Journal of Agricultural and Food Chemistry. 59:4668-4675.
Physico-chemical characterization of a cellulosic fraction from sugar beet pulp - (Peer Reviewed Journal)
Fishman, M., Chau, H.K., Coffin, D.R., Cooke, P.H., Qi, P.X., Yadav, M.P., Hotchkiss, A.T. 2011. Physico-chemical characterization of a cellulosic fraction from sugar beet pulp. Cellulose. 18(3):787-801.
Physical properties, molecular structures and protein quality of texturized whey protein isolate: effect of extrusion moisture content - (Peer Reviewed Journal)
Qi, P.X., Onwulata, C.I. 2011. Physical properties, molecular structures and protein quality of texturized whey protein isolate: effect of extrusion moisture content. Journal of Dairy Science. 94:2231-2244.
Tensile and solubility properties of calcium caseinate films cross-linked with genipin - (Abstract Only)
Tomasula, P.M., Qi, P.X. 2010. Tensile and solubility properties of calcium caseinate films cross-linked with genipin. The Cornucopia. Paper No. 116.
Texturized dairy proteins - (Peer Reviewed Journal)
Onwulata, C.I., Phillips, J.G., Tunick, M.H., Qi, P.X., Cooke, P.H. 2010. Texturized dairy proteins. Journal of Food Science and Technology. 75:2 E100-109.
Health and functional benefits of texturized whey proteins - (Proceedings)
Onwulata, C.I., Qi, P.X., Wu, D., Ren, Z., Pae, M., Pang, H., Meydani, N. 2009. Health and functional benefits of texturized whey proteins. UJNR Food & Agricultural Panel Proceedings.
Utilization of supercritical carbon dioxide to produce milk protein fractions - (Abstract Only)
Tomasula, P.M., Bonnaillie, L., Qi, P.X. 2009. Utilization of supercritical carbon dioxide to produce milk protein fractions [abstract]. ADSA Meeting Abstract.
Structure and Function of Protein-Based Edible Films and Coatings - (Book / Chapter)
Tomasula, P.M., Qi, P., Dangaran, K.L. 2009. Structure and Function of Protein-Based Edible Films and Coatings. In: Embuscado, M.E., Huber, K.C., Editors. Edible Films and Coatings for Food Applications. New York, NY:Springer Science Media. Chapter 2: p.25-56.
Health Benefits of Texturized Whey Proteins - (Abstract Only)
Onwulata, C.I., Qi, P.X., Wu, D., Ren, Z., Pae, M., Pang, E., Meydani, S. 2009. Health Benefits of Texturized Whey Proteins. Meeting Abstract.
Effect of Pressurized Carbon Dioxide (Co2) on the Structure of Casein Micelles - (Abstract Only) - (15-May-08)
Exploring a Role in Tanning for the Gap Region of the Collagen Fibril: Catechin-Collagen Interactions - (Peer Reviewed Journal)
Brown, E.M., Qi, P.X. 2008. Exploring a Role in Tanning for the Gap Region of the Collagen Fibril: Catechin-Collagen Interactions. Journal of American Leather Chemists Association. 103(9):290-297.
Fractionation of Dairy Proteins Using High-Pressure and Supercritical Carbon Dioxide - (Proceedings)
Tomasula, P.M., Bonnaillie, L.M., Qi, P.X., Van Hekken, D.L. 2007. Fractionation of Dairy Proteins Using High-Pressure and Supercritical Carbon Dioxide. In Proceedings at the International Conference on Traditional Dairy Foods, November 14-17, 2007, Karnal, India. p.3.
Casein Micelle Structure: the Past and the Present - (Peer Reviewed Journal)
Qi, P.X. 2007. Casein micelle structure: the past and the present. Le Lait. 87(4-5):363-383.
Recent Developments in Proteomics: Implications for Dairy Protein Research - (Abstract Only) - (01-Jul-07)
Study of Intermediate Products from the Cross-linking Reactions of Genipin with Beta-Lactoglobulin and Related Peptides by MALDI-TOF/TOF Mass Spectrometry - (Proceedings)
Nunez, A., Qi, P.X. 2007. Study of Intermediate Products from the Cross-linking Reactions of Genipin with Beta-Lactoglobulin and Related Peptides by MALDI-TOF/TOF Mass Spectrometry. Proceedings of the 55th ASMS Conference on Mass Spectrometry.
Calcium-Induced Supramolecular Structures in the Calcium Caseinate System - (Abstract Only)
Qi, P.X., Tomasula, P.M. 2007. Calcium-induced supramolecular structures in the calcium caseinate system. (abstract). American Chemical Society Book of Abstracts. AGFD14.
Exploring a role in tanning for the gap region of the collagen fibril - (Proceedings)
Brown, E.M., Qi, P.X. 2007. Exploring a role in tanning for the gap region of the collagen fibril. In: Proceedings of International Union of Leather Technologists and Chemists Societies and American Leather Chemists Association Conference, June 20-24, 2007, Washington, D.C. 2007 CDROM.
Characterization of Caseins Crosslinked by a Naturally Occurring Crosslinking Agent-Genipin - (Abstract Only)
Qi, P.X., Tomasula, P.M. 2007. Characterization of caseins crosslinked by a naturally occurring crosslinking agent-genipin. (abstract). 98th AOCS Ann Mtg & Expo. p. 139.
Whey protein fractionation using supercritical carbon dioxide - (Abstract Only)
Tomasula, P.M., Bonnaillie, L., Van Hekken, D.L., Qi, P.X., Dangaran, K.L. 2007. Whey protein fractionation using supercritical carbon dioxide [abstract]. 98th AOCS Annual Meet & Expo. p. 143.
Exploring a role in tanning for the gap region of the collagen fibril - (Abstract Only)
Brown, E.M., Qi, P.X. 2007. Exploring a role in tanning for the gap region of the collagen fibril [abstract]. American Leather Chemists Association Meeting. p. 2.
A Structural Study of Bovine B-Casein by Cd, Fluorescence, Ftir and Molecular Modeling - (Proceedings) - (18-Jul-06)
Protein-Protein Interactions in Casein Precipitated by Pressurized Carbon Dioxide (C02 Casein) - (Abstract Only)
Qi, P.X., Cooke, P.H., Tomasula, P.M. 2006. Protein-protein interactions in casein precipitated by pressurized carbon dioxide (c02 casein). Nanoscale International Conference. #4b p.15.
Characterization of Casein Films Made by Pressurized Carbon Dioxide: Salt Effect on Water Solubility - (Abstract Only)
Qi, P.X., Cooke, P.H., Dangaran, K.L., Tomasula, P.M. 2006. Characterization of casein films made by pressurized carbon dioxide: salt effect on water solubility. 97th AOCS Ann Meeting & Expo Book of Abstracts. p. 106
Structure, Properties and Applications of Edible Films and Coatings from Dairy Proteins - (Abstract Only)
Dangaran, K.L., Qi, P.X., Tomasula, P.M. 2006. Structure, properties and applications of edible films and coatings from dairy proteins. 2006 Ann AOCS Mtg & Expo. St. Louis, MO. p. 108.
Casein Micelle Structure: What Can Be Learned from Milk Synthesis and Structural Biology - (Literature Review)
Farrell, H.M., Malin, E.L., Brown, E.M., Qi, P.X. 2006. Casein micelle structure: What can be learned from milk synthesis and structural biology. Journal of Colloid and Interface Science. 11:135-147.
New View of Protein Structure:implications for Potential New Protein Structure-Functional Relationships: Protein Structure and Functionality - (Book / Chapter)
Qi, P.X., Farrell, H.M., Uversky, V.N. 2006. New view of protein structure:implications for potential new structure-function relationships:Protein Structure and Functionality American Chemical Society Symposium Book Series.p.1-18.
Importance of C-Terminal Region of Bovine B-Casein - (Peer Reviewed Journal)
Qi, P.X.. 2006. Importance of c-terminal region of bovine b-casein. American Chemical Society Symposium Series 935. p.71-92.
Implication of C-Terminal Deletion on the Structure and Stability of Bovine B-Casein - (Peer Reviewed Journal)
Qi, P.X., Wickham, E.D., Piotrowski, E.G., Fagerquist, C.K., Farrell Jr, H.M. 2005. Implication of c-terminal deletion on the structure and stability of bovine b-casein. Protein Journal. 24(7-8):431-444.
Characterization of Casein-Based Films by Transmission Electron Microscopy - (Abstract Only)
Qi, P.X., Cooke, P.H., Tomasula, P.M., Wickham, E.D. 2005. Characterization of casein-based films by transmission electron microscopy. (Abstract). 230th ACS National Meeting. Paper No. AGFD 104.
Casein Micelle Structure: What Can Be Learned from Milk Synthesis and Structural Biology? - (Abstract Only)
Farrell Jr, H.M., Malin, E.L., Qi, P.X., Brown, E.M. 2005. Casein micelle structure: what can be learned from milk synthesis and structural biology?. Current Opinion in Colloid and Interface Science. 11:135-147.
Thermal and Alkaline Denaturation of Bovine B-Casein - (Abstract Only)
Qi, P.X., Wickham, E.D., Farrell, H.M.,Jr. 2004. Thermal and alkaline denaturation of bovine-b casein. (abstract). The Protein Journal. 1572-3887:/04/0800-0389/0. P. 389-402.
The Importance of the C-Terminal Region of Bovine B-Casein in Its Self-Association Behavior - (Abstract Only)
Qi, P.X., Wickham, E. 2004. (The importance of the C-terminal region of bovine B-casein in its self-association behavior. (abstract). 228th ACS Natl. Mtg. Paper No. AGFD 56.
Structural and Functional Implications of C-Terminal Region of Bovine B-Casein - (Abstract Only)
Qi, P.X., Farrell, H.M. 2004. Structural and functional implications of C-Terminal Region of Bovine-Beta Casein. (abstract). 48th Biophysical Society Ann. Mtg. 86:491a.
Food Proteins:interactions and Functionality - (Book / Chapter)
Onwulata, C., Qi, P.X. 2004. Food protein:interactions and functionality. In:Meyers, R., A.Ed. The Encyclopedia of Molecular Biology: Fundamentals & Applications. Wiley-VCH, Weinheim, Germany. V.4, p.503-519.
The Importance of the C-Terminal Region of Bovine B-Casein - (Abstract Only)
Qi, P.X., Wickham, E.D., Farrell Jr, H.M. 2003. The importance of the c-terminal region of bovine b-casein [abstract]. 17th Symposium of the Protein Society. 12:193.
The Role of C-Terminal Region of Bovine B-Casein - (Abstract Only)
Qi, P.X., Farrell Jr, H.M., Wickham, E.D. 2003. The role of c-terminal region of bovine b-casein. (abstract). The 94th American Oil Chemists Soc. Annual Meeting & Expo. p.54.
Protein-Protein Interactions in Casein Micelle Structure - (Proceedings)
Farrell, H.M., Qi, P.X. 2003. Protein-Protein interactions in casein micelle structure. l7th Annual J.R. Brunner Protein Symposium. p.12.
ARS News Articles
Last Modified: 9/10/2014
Footer Content Back to Top of Page