Peggy M Tomasula
Dairy and Functional Foods
Research Leader
Phone: (215) 233-6703
Fax: (215) 233-6795
USDA,REE,ARS,NAA,ERRC
600 E MERMAID LANE WYNDMOOR, PA, 19038-8598
Tomasula, P.M., Yee, W.C., Mcaloon, A.J., Nutter, D.W., Bonnaillie, L. 2013. Computer simulation of energy use, greenhouse gas emissions and process economics of the fluid milk process. Journal of Dairy Science. 96:3350-3368. Available: http://dx.doi.org/10.3168/jds.2012-6215
Van Hekken, D.L., Tunick, M.H., Leggett, L.N., Tomasula, P.M. 2012. Impact of curd milling on the quality traits of starter-free pasteurized Queso Fresco. Journal of Dairy Science. 95(10):5527-5535.
Tunick, M.H., Van Hekken, D.L., Guo, L., Tomasula, P.M. 2012. Chemistry of Queso Fresco. In: Tunick, M., Gonzalez de Mejia, E., editors. Hispanic Foods: Chemistry and Bioactive Compounds; American Chemical Society Symposium Series, Washington, DC: American Chemical Society Publication. 1109:11-23. DOI: 10.1021/bk-2012-1109.ch002.
Paul, M., Van Hekken, D.L., Brewster, J.D., Tomasula, P.M. 2012. Measuring the antioxidative activities of Queso Fresco after post-packaging high-pressure processing. Advances in Bioscience and Biotechnology. 3:297-303.
Bonnaillie, L., Tomasula, P.M. 2012. Fractionation of whey protein isolate with supercritical carbon dioxide to produce enriched alpha-lactalbumin and beta-lactoglobulin food ingredients. Journal of Agricultural and Food Chemistry. 60(20):5257-5266.
Leggett, L.N., Tomasula, P.M., Van Hekken, D.L., Porto Fett, A.C., Shoyer, B.A., Luchansky, J.B., Renye Jr, J.A., Farkye, N. 2012. Effect of storage at 4 and 10 C on growth of Listeria monocytogenes in Queso Fresco. Journal of Food Safety. 32:236-245.
Leggett, L.N., Tomasula, P.M., Van Hekken, D.L., Porto Fett, A.C., Shoyer, B.A., Luchansky, J.B., Renye Jr, J.A., Farkye, N. 2012. Effect of storage at 4 and 10 C on growth of listeria monocytogenes in Queso Fresco. Journal of Food Safety. 32:236-245.
Bonnaillie, L., Tomasula, P.M. 2012. Kinetics, aggregation behavior and optimization of the fractionation of whey protein isolate with hydrochloric acid. Journal of Food and Bioproducts Processing. DOI: 10.1016/j.fbp.2012.01.002.
Tunick, M.H., Van Hekken, D.L., Iandola, S.K., Tomasula, P.M. 2012. Characterization of Queso Fresco during storage at 4 and 10 deg C. Journal of Food Research. 1:308-391.
Barnes, G., Tomasula, P.M., Nutter, D.W. 2012. Increasing awareness among fluid milk processors of the economic feasibility of energy efficiency projects, and encouraging their adoption through access to benchmarking and other decision-support tools. Carbon Management. Proceedings of the Carbon Management Technology Conference, February 7-9, 2012, Orlando, Florida. CMTC-150339-PP.
Tunick, M.H., Van Hekken, D.L., Guo, L., Tomasula, P.M. 2012. Chemistry of Queso Fresco. American Chemical Society 243rd National Meeting Abstracts. AGFD:0045.
Yver, A., Bonnaillie, L., Yee, W.C., Mcaloon, A.J., Tomasula, P.M. 2011. Fractionation of whey protein isolate with supercritical carbon dioxide – process modeling and cost estimation. International Journal of Molecular Sciences. 13(1):240-259.
Guo, L., Van Hekken, D.L., Tomasula, P.M., Tunick, M.H., Huo, G. 2012. Effect of salt on microbiology and proteolysis of Queso Fresco cheese during storage. Milchwissenschaft. 67(1):74-77.
Tomasula, P.M., Leggett, L.N., Kwoczak, R., Van Hekken, D.L., Tunick, M.H., Renye Jr, J.A., Toht, M.J., Mukhopadhyay, S., Porto Fett, A.C., Luchansky, J.B. 2011. Use of high pressure processing to control Listeria monocytogenes in packaged Queso Fresco [abstract]. American Dairy Science Association Abstracts. 94(1):480.
Van Hekken, D.L., Tunick, M.H., Kwoczak, R., Tomasula, P.M. 2011. Effects of high pressure processing on the composition, functional and rheological properties of fresh Queso Fresco. American Dairy Science Association Abstracts. 94:(1)536.
Mukhopadhyay, S., Tomasula, P.M., Luchansky, J.B., Porto Fett, A.C., Call, J.E. 2011. Removal of Bacillus anthracis sterne spore from commercial unpasteurized liquid egg white using crossflow microfiltration. Journal of Food Processing and Preservation. 35:550-562.
Tomasula, P.M., Nutter, D.W. 2011. Mitigation of greenhouse gas emissions in the production of fluid milk. Advances in Food and Nutrition Research. 62:41-88.
Guo, L., Van Hekken, D.L., Tomasula, P.M., Shieh, J.J., Tunick, M.H. 2011. Effect of salt on the chemical, functional, and rheological properties of Queso Fresco during storage. International Dairy Journal. 21:352-357.
Mukhopadhyay, S., Tomasula, P.M., Luchansky, J.B., Porto Fett, A.C., Call, J.E. 2010. Removal of Salmonella Enteritidis from commercial† unpasteurized liquid egg white using pilot scale crossflow tangential microfiltration. Internationl Journal of Microbiology. DOI: 10.1016/j.ijfoodmicro.2010.07.009.
Luchansky,J., Tomasula,P., VanHekkan,D., Porto-Fett,A. 2010. The effect of intrinsic and extrinsic factors on the fate of pathogens in specialty and lower fat/reduced sodium cheese [abstract]. American Dairy Society Symposium. Denver,CO. p. 1.
Tomasula, P.M. 2010. Supercritical fluid extraction and processing of foods. Encyclopedia of Agricultural, Food, and Biological Engineering. 2nd Edition. New York, NY: Taylor & Francis Enclopedia Program. 1(1):1620-1623.
Guo, L., Van Hekken, D.L., Tomasula, P.M., Tunick, M.H., Shieh, J.J. 2009. Effect of salt on the functional and rheological properties of fresh Queso Fresco. [abstract].
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.
Mukhopadhyay, S., Tomasula, P.M., Call, J.E., Porto Fett, A.C., Luchansky, J.B. 2009. Removal of Salmonella enteritidis from unpasteurized liquid egg white using a cross flow microfiltration [abstract]. Institute of Food Technologies Annual Meeting. 123(54):156-157.
Tomasula, P.M. 2010. Using dairy ingredients to produce edible films and biodegradable packaging materials. In: Corredig, M., Editor. Dairy-derived Ingredients: Food and Nutraceutical Users. Woodhead Publishing in Food Science, Technology and Nutrition. CRC Press; Woodhead Publishing. p. 589-624
Leggett,L.,Porto-Fett,A.,Call,J.,Shoyer,B.,Kwoczak,R.,Farkye,N.,Van Hekken,D.,Tomasula,P.,Luchansky,J. 2009.Growth of Listeria Monocytogenes on Queso Fresco during storage at 4 deg and 10 deg C [abstract].American Society of Microbiology Annual Meeting.Philadelphia,PA. p.1.
Mukhopadhyay, S., Tomasula, P.M., Van Hekken, D.L., Luchansky, J.B., Call, J.E., Porto Fett, A.C. 2009. EFFECTIVENESS OF CROSS-FLOW MICROFILTRATION FOR REMOVAL OF MICROORGANISMS ASSOCIATED WITH UNPASTEURIZED LIQUID EGG WHITE FROM PROCESS PLANT. Journal of Food Science. 74(6):M319-M327.
Van Hekken, D.L., Wall, R.J., Somkuti, G.A., Powell, A.M., Tunick, M.H., Tomasula, P.M. 2009. Fate of lysostaphin in milk from individual cows through pasteurization and cheesemaking. Journal of Dairy Science. 92:444-457.
Tomasula, P.M., Yee, W.C., Mcaloon, A.J., Onwulata, C.I. 2008. Integration of sustainability into process simulaton of a dairy process. International Dairy Federation Seminar.
Bonnaillie, L., Tomasula, P.M. 2008. Pilot-scale fractionation of whey proteins with supercritical CO2. In: US - Japan Proceedings. August 24-28, 2008. p. 120-121.
Mukhopadhyay, S., Tomasula, P.M., Van Hekken, D.L., Luchansky, J.B., Kwoczak, R., Call, J.E., Porto Fett, A.C. 2008. Application of Membrane Separation Technology for Removal of Microorganisms from Unpasteurized Liquid Egg White. UJNR Food & Agricultural Panel Proceedings. pg. 68-69.
Van Hekken, D.L., Tunick, M.H., Kwoczak, R., Shieh, J.J., Tomasula, P.M. 2008. EFFECTS OF MANUFACTURING PARAMETERS ON THE CHEMICAL, FUNCTIONAL, AND RHEOLOGICAL PROPERTIES OF QUESO CHIHUAHUA. Journal of Dairy Science. 91(Suppl.2):17.
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.
Qi, P.X., Tomasula, P.M. 2007. Calcium-induced supramolecular structures in the calcium caseinate system. (abstract). American Chemical Society Book of Abstracts. AGFD14.
Carvalho, C.W.P., Onwulata, C.I., Tomasula, P.M. 2007. (Proceedings)Processing Whey Protein Isolate and Corn Starch Using a Torque Rheometer. The Polymer Processing Society 23rd Annual Meeting. In: Book of Abstracts. May 27-31, 2007. Salvador, Brazil. p.1-6.
Carvalho-Piler, C.W., Onwulata, C.I., Tomasula, P.M. 2007. Thermomechanical properties of compression molded starch and protein blends. (Abstract). 6th International Symposium on Biopolymers & Composites. p. 1-4.
Onwulata, C.I., Carvahlo, C.W., Tomasula, P.M. 2007. Melt and thermal properties of injection molded milk-protein-based biopolymers. In: The Polymer Processing Society 23rd Annual Meeting. May 27-31, 2007 Salvador, Brazil p.1-5.
Dangaran, K.L., Cooke, P.H., Tomasula, P.M. 2007. Blended films of novel casein with four different carrageenans to improve properties. IFT Meeting Abstract.
Van Hekken, D.L., Wall, R.J., Somkuti, G.A., Tomasula, P.M. (Abstract) 2007. Fate of lysostaphin in milk through the cheesemaking process. 2007. Journal of Dairy Science. 90:(Suppl 1):270
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.
Carvalho, C.W., Onwulata, C.I., Tomasula, P.M. 2007. Rheological Properites of Starch and Whey Protein Isolate Gels. Journal of Food Science and Technology. 13(3):207-216.
Tomasula, P.M., Datta, N., Luchansky, J.B. 2006. Validation of pilot-plant scale microfiltration to remove spores of bacillus anthracis sterne from fluid milk. Society for Industrial Microbiology Meeting (SIM). p.5.
Dangaran, K.L., Cooke, P.H., Tomasula, P.M. 2006. Improving physical properties of co2-precipitated casein films by reducing protein particle size. Journal of Food Science. 71(4:E196-201.
Dangaran, K.L., Tomasula, P.M. 2006. Predicting biopolymer film function using plasticizer efficiency ratings. IFT 2006 Ann. Meeting Book of Abstracts, 054C-06.
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.
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
Porto Fett, A.C., Brito, J., Tomasula, P.M., Luchansky, J.B. 2006. Fate of bacillus anthracis (sterne) in pasteurized whole liquid egg stored at different temperatures and cooked using a commercial grill. [Abstract] International Association of Food Protection's Annual Meeting. P5-38. pg. 185
Tomasula, P.M., Van Hekken, D.L. 2006. Use of high pressure and supercritical carbon dioxide for protein production, processing and modification. 97th Annual American Oil Chemists' Society National Meeting. Book of Abstracts. P7.
Onwulata, C.I., Tomasula, P.M., Mulvaney, S.J., Bahar, S. 2005. Texturized whey protein (twp) applications. International Whey Conf. (IWC 2005). Book Chapter. "The Wonders of Whey:Catch the Power" p221-234.
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.
Onwulata, C.I., Tomasula, P.M. 2005. Improving functionality of whey protein concentrates from different sources. Journal of Dairy Science. Vol. 1 (1) 1-8, 2006.
Tunick, M.H., Onwulata, C.I., Tomasula, P.M. 2005. Rheological properties of extruded milk powders. Abstract. American Chemical Society. Paper No. AGFD075.
Novak, J.S., Call, J.E., Tomasula, P.M., Luchansky, J.B., 2005. An assessment of pasteurization treatment of water, media, and milk with respect to bacillus spores. Journal of Food Protection. Vol.68. No.4 pg. 751-757.
Olson, D.W., Van Hekken, D.L., Tunick, M.H., Tomasula, P.M., Molina-Corral, F.J. Gardea, A.A. 2004. Effect of seasonality and pasteurization of the cheesemilk on functional properties of aging Mexican Mennonite Cheese. (abstract). American Chemical Society 228th National Meeting. Paper No. AGFD76.
Tomasula, P.M., Kozempel, M.F. 2004. Acid precipitation using co2 - ready for commercialization.(Abstract). 11th International Symposium & Exhibit-Supercritical Fluid Chromatography - Extaction and Processing Meeting. Paper No. 92.
Van Hekken, D.L., Tunick, M.H., Tomasula, P.M., Molina-Corral, F.J., Gardea, A.A. 2004. Effect of aging on the proteolytic and rheological properties of Mennonite-style cheeses from Chihuahua, Mexico. American Dairy Science Assn. Annual Mtg. Paper T287.
Tomasula, P.M., Kozempel, M.F. 2004. Flow characteristics of a pilot-scale high temperature, short time pasteurizer. (abstract). J. of Dairy Science. 87:2761-2768.
Onwulata, C.I., Tomasula, P.M. 2005. Use of texturized whey proteins in expanded snacks. (abstract). 2nd International Symposium on Spray Drying. Paper No. 65-a.
Kozempel, M.F., Tomasula, P.M. 2004. Development of a semi-continuous process for co2-precipated-casein. [abstract]. 228th National American Chemical Society Meeting. Paper No. 15.
Kozempel, M.F., Tomasula, P.M. 2004. Development of a Continuous Process to Make Casein Films. Journal of Agricultural and Food Chemistry. 52(5):1190-1195.
Novak, J.S., Call, J.E., Wallace, F.M., Tomasula, P.M., Luchansky, J.B. 2004. The efficiency of conventional pasterurization temperatures on Bacillus anthracis (Sterne) spores in water, media, and milk [Abstract]. International Association for Food Protection Annual Meeting. P167.
Onwulata, C.I., Konstance, R.P., Phillips, J.G., Tomasula, P.M. Temperature profiling: solution to problems of co-extrusion with whey proteins. Journal Of Food Processing And Preservation Research. Vol. 27, Number 5, pp. 337-410. December 2003. Journal of Food Processing & Preservation.
KOZEMPEL, M.F., TOMASULA, P.M. DEVELOPMENT OF A CONTINUOUS PROCESS TO MAKE CASEIN FILMS. JOURNAL OF AGRICULTURAL AND FOOD CHEMISTRY. 2004. V. 52(5). P. 1190-1195.
Tomasula, P.M., Konstance, R.P. 2004. The survival of foot-and-mouth disease virus in raw and pasteurized milk and milk products. Journal of Dairy Science. 87:1115-1121.
Onwulata, C.I., Konstance, R.K., Tomasula, P.M. 2004. Minimizing variations in functionality of whey protein concentrates from different sources. J. Dairy Sci. 87:749-756.