Haiqiang Chen

Education

  • Ph.D. in Food Science, Pennsylvania State University, 2001
  • M.S. in Food Science, South China University of Technology, China, 1992
  • B.S. in Food Science, South China University of Technology, China, 1989

Current Courses

  • ANFS 409/609: Food Processing
  • ANFS 443/643: Food Engineering Technology

Research

  • High pressure processing, pulsed light, and UV.
Professional Activities

  • 2014 – Present: Professor, University of Delaware
  • 2010 – 2014: Associate Professor, University of Delaware
  • 2004 – 2010: Assistant Professor, University of Delaware
  • 2003 – 2004: Research Program Manager, Silliker, Inc.
  • 2001 – 2003: Postdoctoral Research Associate, University of Delaware
Publications

Peer-reviewed Journal Papers

  1. Liu, C., Huang, Y., and Chen, H. Inactivation of Escherichia coli O157:H7 and Salmonella enterica on blueberries in water using ultraviolet light. J. Food Sci. In press.
  2. Ye, M., Lingham, T., Huang, Y., Ozbay, G., Ji, L., Karwe, M., and Chen, H. Effects of high-hydrostatic pressure on inactivation of human norovirus and physical and sensory characteristics of oysters. J. Food Sci. In press.
  3. Huang, Y. and Chen, H. 2015. Inactivation of Escherichia coli O157:H7, Salmonella and human norovirus surrogate on artificially contaminated strawberries and raspberries by water-assisted pulsed light treatment. Food Res. Int. 72: 1-7.
  4. Li, X., Chen, H. 2015. Evaluation of the porcine gastric mucin binding assay for high pressure inactivation studies using murine norovirus and Tulane virus. Appl. Environ. Microbiol. 81: 515-521.
  5. Xu, W., Chen, H., and Wu. C. 2015. Application of pulsed light (pl)-surfactant combination on inactivation of Salmonella and apparent quality of green onions. LWT – Food Sci. Technol. 61: 596-601.
  6. Neetoo, H. and Chen, H. 2015. Influence of growth temperatures of Salmonella and storage temperatures of alfalfa seeds on heat inactivation of the pathogen during heat treatment. J. Food Process Preserv. In press.
  7. Lacombe, A. , Niemira, B.A., Gurtler, J.B., Fan, X., Sites, J., Boyd, G., and Chen, H. 2015. Atmospheric cold plasma inactivation of aerobic microorganisms on blueberries and effects on quality attributes. Food Microbiol.. 46: 479-484.
  8. Lou, F., Neetoo, H., Chen, H., and Li. J. 2015. High hydrostatic pressure processing: a promising nonthermal technology to inactivate viruses in high risk foods. Annual Rev. Food Sci. Technol. 6: 389-409.
  9. Neetoo, H. and Chen, H. 2014. Factors influencing the dry heat sensitivity of Salmonella enterica on alfalfa sprouting seeds. J. Food Safety. 34: 312-320.
  10. Doona, C.J., Ghosh, S., Feeherry, F.F., Ramirez-Peralta, A., Huang, Y., Chen, H., and Setlow, P. 2014. High pressure germination of Bacillus subtilis spores with alterations in levels and types of germination proteins. J. Appl. Microbiol. 117: 711-720.
  11. Huang, R., Li, x., Huang, Y. and Chen H. 2014. Strategies to enhance high pressure inactivation of murine norovirus in strawberry puree and on strawberries. Int. J. Food Microbiol. 185: 1-6.
  12. Ye, M., Li., X., Kingsley, D. H., Jiang, Xi., and Chen, H. 2014. Inactivation of human norovirus in contaminated oysters and clams by high-hydrostatic pressure. Appl. Environ. Microbiol. 80: 2248-2253.
  13. Huang, Y. and Chen H. 2014. A novel water-assisted pulsed light processing for decontamination of blueberries. Food Microbiol. 40: 1-8.
  14. Kingsley, D. H., Li, X., and Chen, H. 2014. Temperature effects for high pressure processing of picornaviruses.  Food and Environ. Virology. 6: 58-61.
  15. Li, X., Chen, H., and Kingsley, D.H. 2013. The influence of temperature, pH, and water immersion on the high hydrostatic pressure inactivation of GI.1 and GII.4 human noroviruses. Int. J. Food Microbiol. 167: 138-143.
  16. Xu, W., Chen, H., Huang, Y. and Wu. C. 2013. Decontamination of Escherichia coli O157:H7 on Green Onions Using Pulsed Light (PL) and PL-Surfactant-Sanitizer Combinations. Int. J. Food Microbiol. Accepted for publication.
  17. Li Y., Yang W., Chung S-Y., Chen H., Ye M., Teixeira A., Gregory J.F., Welt B.A., Shriver S. 2013. Effect of pulsed ultraviolet light and high hydrostatic pressure on the antigenicity of almond protein extracts. Food and Bioprocess Technol. 6:431–440
  18. Ye, M., Huang, Y., Gurtler, J.B., Niemira, B.A., Sites, J.E. and Chen, H. 2013. Effects of pre- or post-processing storage conditions on high-hydrostatic pressure inactivation of Vibrio parahaemolyticus and V. vulnificus in oysters. Int. J. Food Microbiol. 163: 146-152.
  19. Li, X.; Ye, M., Neetoo, H.; Golovan, S., and Chen, H. 2013. Pressure inactivation of Tulane virus, a candidate surrogate for human norovirus and its potential application in food industry. Int. J. Food Microbiol. 162: 37-42.
  20. Huang, Y., Ye, M. and Chen H. 2013. Inactivation of Escherichia coli O157:H7 and Salmonella spp. in strawberry puree by high hydrostatic pressure with/without subsequent frozen storage. Int. J. Food Microbiol. 160: 337-343.
  21. Lou, F., Huang, P., Neetoo, H., Gurtler, J.B., Niemira, B.A., Chen, H., Jiang, X. and Li, J. 2012. High-pressure inactivation of human norovirus virus-like particles provides evidence that the capsid of human norovirus is highly pressure resistant. Appl. Environ. Microbiol. 78: 5320-5327.
  22. Ye, M., Huang, Y., and Chen, H. 2012. Inactivation of Vibrio parahaemolyticus and Vibrio vulnificus in oysters by high-hydrostatic pressure and mild heat. Food Micro. 32: 179-184.
  23. Neetoo, H., Lu, Y., Wu, C., Chen, H. 2012. Use of high hydrostatic pressure to inactivate E. coli O157:H7 and Salmonella enterica internalized within and adhered to pre-harvest contaminated green onions. Appl. Environ. Microbiol. 78:2063-2065.
  24. Dancho, B. A., Chen, H., and Kingsley, D.H. 2012. Discrimination between infectious and non-infectious human norovirus using porcine gastric mucin. Int. J. Food Microbiol. 155: 222-226.
  25. Neetoo, H. and Chen, H. 2012. High pressure inactivation of Salmonella on Jalapeño and Serrano peppers destined for direct consumption or as ingredients in Mexican salsa and guacamole. Int. J. Food Microbiol. 156: 197-203.
  26. Huang, Y., Ye, M. and Chen H. 2012. Efficacy of washing with hydrogen peroxide followed by aerosolized antimicrobials as a novel sanitizing process to inactivate Escherichia coli O157:H7 on baby spinach. Int. J. Food Microbiol. 153:306-313.
  27. Juck, G., Neetoo, H., Beswick, E. and Chen, H. 2012. Influence of prior growth conditions, pressure treatment parameters, and recovery conditions on the inactivation and recovery of Listeria monocytogenes, Escherichia coli, and Salmonella Typhimurium in turkey meat. Int. J. Food Microbiol. 153:203-211.
  28. Lou, F., Neetoo, H., Li, J., Chen, H. and Li, J. 2011. Lack of correlation between virus barosensitivity and the presence of a viral envelope during inactivation of human rotavirus, vesicular stomatitis virus, and avian metapneumovirus by high-pressure processing. Appl. Environ. Microbiol.77: 8538-8547.
  29. Ye, M., Huang, Y., Neetoo, H., and Chen, H. 2011. Prior frozen storage enhances the effect of edible coatings against Listeria monocytogenes on cold-smoked salmon during subsequent refrigerated storage. J. Appl. Microbiol. 111:865-76.
  30. Jiang, Z., Neetoo, H. and Chen, H. 2011. Efficacy of freezing, frozen storage and edible antimicrobial coatings used in combination for control of Listeria monocytogenes on roasted turkey stored at chiller temperatures. Food Microbiol. 28:1394-401.
  31. Neetoo, H., Nekoozadeh, S., Jiang, Z., Chen, H. 2011. Application of high hydrostatic pressure to decontaminate green onions from Salmonella and Escherichia coli O157:H7. Food Microbiol. 28:1275-1283.
  32. Ye, M., Huang, Y., Neetoo, H., Shearer, A. E.H and Chen, H. 2011. Influence of growth conditions on pressure resistance of Vibrio parahaemolyticus in oysters and the optimization of postpressure treatment recovery conditions. J. Food Prot. 74:751-758.
  33. Huang, Y. and Chen H. 2011. Effect of organic acids, hydrogen peroxide and mild heat on inactivation of Escherichia coli O157:H7 on baby spinach. Food Control. 22:1178-1183.
  34. Lou, F., Neetoo, H., Chen, H. and Li, J. 2011. Inactivation of a human norovirus surrogate by high-pressure processing: effectiveness, mechanism, and potential application in the fresh produce industry. Appl. Environ. Microbiol.77:1862-1871.
  35. Jiang, Z., Neetoo, H. and Chen, H. 2011. Control of Listeria monocytogenes on cold-smoked salmon using chitosan-based antimicrobial coatings and films. J. Food Sci. 76: M22-26.
  36. Neetoo, H. and Chen, H. 2011. Individual and combined application of dry heat with high hydrostatic pressure to inactivate Salmonella and Escherichia coli O157:H7 on alfalfa seeds. Food Microbiol. 28:119-127.
  37. Juck, G., Neetoo, H. and Chen, H. 2010. Application of an active alginate coating to control the growth of Listeria monocytogenes on poached and deli turkey products. Int. J. Food Microbiol. 142:302-308.
  38. Neetoo, H. and Chen, H. 2010. Inactivation of Salmonella and Escherichia coli O157:H7 on artificially contaminated alfalfa seeds using high hydrostatic pressure. Food Microbiol. 27:332-338.
  39. Neetoo, H. and Chen, H. 2010. Pre-soaking of seeds enhances pressure inactivation of E. coli O157:H7 and Salmonella spp. on crimson clover, red clover, radish and broccoli seeds. Int. J. Food Microbiol. 137:274-280.
  40. Shearer, A.E.H., Neetoo, H., and Chen, H. 2009. Effect of growth and recovery temperatures on pressure resistance of Listeria monocytogenes. Int. J. Food Microbiol. 136:359-363.
  41. Neetoo, H., Ye, M., and Chen, H. 2009. Bioactive alginate coatings to control Listeria monocytogenes on cold-smoked salmon slices and fillets. Int. J. Food Micro. 136:326-331.
  42. Neetoo, H., Pizzolato, T., and Chen, H. 2009. Conditions for elimination of Escherichia coli O157:H7 on alfalfa seeds through a combination of high hydrostatic pressure and mild heat. Appl. Environ. Microbiol. 75:1901-1907.
  43. Neetoo, H., Ye, M., and Chen, H. 2009. Factors affecting the efficacy of pressure inactivation of Escherichia coli O157:H7 on alfalfa seeds and seed viability. Int. J. Food Micro. 131:218-223.
  44. Chen, H., Neetoo, H., Ye, M., and Joerger, R.D. 2009. Differences in pressure tolerance of Listeria monocytogenes strains are not correlated with other stress tolerances and are not based on differences in CtsR. Food Micro. 26:404-408.
  45. Kingsley, D.H. and Chen, H. 2009. Influence of pH, salt, and temperature on pressure inactivation of hepatitis A virus. Int. J. Food Micro. 130:61-64.
  46. Neetoo, H., Ye, M., and Chen, H. 2008. Potential application of high hydrostatic pressure to eliminate Escherichia coli O157:H7 on alfalfa sprouted seeds. Int. J. Food Micro. 128:348-353.
  47. Ye, M., Neetoo, H., and Chen, H. 2008. Effectiveness of chitosan-coated plastic films incorporating antimicrobials in inhibition of Listeria Monocytogenes on cold-smoked salmon. Int. J. Food Micro. 127: 235-240.
  48. Kural, A., Shearer, A.E.H., Kingsley, D.H., and Chen, H. 2008. Conditions for high pressure inactivation of Vibrio parahaemolyticus in oysters. Int. J. Food Micro. 127:1-5.
  49. Neetoo, H., Ye, M., and Chen, H. 2008. Potential antimicrobials to control Listeria monocytogenes in vacuum-packaged cold-smoked salmon fillets and pâté. Int. J. Food Micro. 123:220–227.
  50. Kingsley, D.H. and Chen, H. 2008. Aqueous matrix compositions and pH influence virus inactivation by high pressure processing. J. Food Prot. 71:1598-1603.
  51. Kural, A. and Chen, H. 2008. Conditions for a 5-log reduction of Vibrio vulnificus in oysters through high hydrostatic pressure treatment. Int. J. Food Micro. 122:180-187.
  52. Neetoo, H, Ye, M. Chen, H., Joerger, R.D., Hicks, D.T., Hoover. D.G. 2008. Use of nisin-coated plastic films to control Listeria monocytogenes on vacuum-packaged cold-smoked salmon. Int. J. Food Micro. 122:8-15.
  53. Ye, M., Neetoo, H., and Chen, H. 2008. Control of Listeria monocytogenes on ham steaks by antimicrobials incorporated into chitosan-coated plastic films. Food Micro. 25:260-268.
  54. Neetoo, H., Ye, M., and Chen, H. 2007. Effectiveness and stability of plastic films coated with nisin for inhibition of Listeria monocytogenes. J. Food Prot. 70:1267-1271.
  55. Chen, H. 2007. Temperature-assisted pressure inactivation of Listeria monocytogenes in turkey breast meat. Int. J. Food Micro. 117:55-60.
  56. Kingsley, D.H., Holliman, D., Calci, K., Chen, H., and Flick, G. 2007. Inactivation of a norovirus by high pressure processing. Appl. Environ. Microbiol. 73:581-585.
  57. Chen, H. 2007. Use of linear, Weibull, and log-logistic functions to model pressure inactivation of seven foodborne pathogens in milk. Food Micro. 24:197-204.
  58. Kingsley, D.H., Guan, D., Hoover, D.G., and Chen, H. 2006. Inactivation of hepatitis A virus by high pressure processing: the role of temperature and pressure oscillation. J. Food Prot. 69:2454-2459.
  59. Joerger, R.D., Chen, H., and K. Kniel. 2006. Characterization of a spontaneous ctsR deletion mutant of Listeria monocytogenes ScottA. Foodborne Pathogens & Disease. 3:196-202.
  60. Grove, S.F., Lee, A., Lewis, T., Stewart, C.M., Chen, H., and Hoover, D.G. 2006. Inactivation of foodborne viruses of significance by high pressure and other processes. J. Food Prot. 69:957-968.
  61. Guan, D., Chen, H., and Hoover, D.G. 2006. Inactivation of Staphylococcus aureus and Escherichia coli O157:H7 under isothermal-endpoint pressure conditions. J. Food Eng. 77:620-627.
  62. Chen, H., Guan, D., and Hoover, D.G. 2006. Sensitivities of foodborne pathogens to pressure changes. J. Food Prot. 69:130-136.
  63. Chen, H., Hoover, D.G., and Kingsley, D.H. 2005. Temperature and treatment time influence high hydrostatic pressure inactivation of feline calicivirus, a norovirus surrogate. J. Food Prot. 68:2389–2394.
  64. Guan, D., Chen, H., and Hoover, D.G. 2005. Inactivation of Salmonella Typhimurium DT 104 in UHT whole milk by high hydrostatic pressure. Int. J. Food Microbiol. 104:145-153.
  65. Chen, H and Hoover, D.G. 2004. Use of Weibull model to describe and predict pressure inactivation of Listeria monocytogenes Scott A in whole milk. Innov. Food Sci. Emerg. Technol. 5:269-276.
  66. Chen, H., Joerger, R.D., Kingsley, D.H., and Hoover, D.G. 2004. Pressure inactivation kinetics of phage l CI 857. J. Food Prot. 67:505–511.
  67. Kingsley, D.H., Chen, H., Hoover, D.G. 2004. Inactivation of selected picornaviruses by high hydrostatic pressure. Virus Res. 102:221-224.
  68. Chen, H and Hoover, D. G. 2003. Modeling the combined effect of high hydrostatic pressure and mild heat on the inactivation kinetics of Listeria monocytogenes Scott A in whole milk. Innov. Food Sci. Emerg. Technol. 4:25-34.
  69. Chen, H. and Hoover, D.G. 2003. Bacteriocins and their Food Applications. Comprehensive Rev. Food Sci. Food Saf. 2:81-100.
  70. Chen, H. and Hoover, D.G. 2003. Pressure inactivation kinetics of Yersinia enterocolitica ATCC 35669. Int. J. Food Microbiol. 87:161-171.
  71. Chen, H., Anantheswaran, R. C., and Knabel, S. J. 2002. Effect of rapid cooling of shell eggs on microcracks development, penetration of Salmonella Enteritidis, and eggshell strength. J. Food Process Preserv. 26:57-73.
  72. Chen, H., Anantheswaran, R. C., and Knabel, S. J. 2002. Effect of rapid cooling on the growth and penetration of Salmonella Enteritidis into egg contents. J. Food Safety 22:255-271.
  73. Chen, H., Anantheswaran, R. C., and Knabel, S. J. 2001. Optimization of iron supplementation for enhanced detection of Salmonella Enteritidis in Eggs. J. Food Prot. 64:1279-1285.

Book Chapters and Proceedings

  1. Chen, H., Neetoo, H., 2014. Sprouts. In: Batt, C.A., Tortorello, M.L. (Eds.), Encyclopedia of Food Microbiology, vol 1. Elsevier Ltd, Academic Press, pp. 1000–1003.
  2. Neetoo, H. and Chen, H., and Hoover, D.G. 2013. Emerging methods for post-packaging microbial decontamination of food. In Microbial Decontamination in the Food Industry (Ali Demirci, eds). Woodhead Publishing Limited. Cambridge, UK. Page 746-787.
  3. Neetoo, H., Ye, M. and Chen, H. 2012. High hydrostatic pressure processing. In Pathogenic Vibrios and Food Safety (Yi-Cheng Su, eds.). Nova Science Publishers, Inc., Hauppauge, N.Y. Page 273-301.
  4. Neetoo, H. and Chen, H. 2012. Application of high hydrostatic pressure technology for processing and preservation of foods. In Progress in Food Preservation (Rajeev Bhat, Abd Karim Alias and Gopinadhan Paliyath, eds.). John Wiley & Sons Ltd, Chichester, West Sussex, UK. Page 247-276.
  5. Hoover, D. G. and Chen, H. 2010. Processing and preservative aids: nisin and other bacteriocins. In Encyclopedia of Biotechnology in Agriculture and Food (D. Heldman, A. Bridges, D.G. Hoover, and M. Wheeler, eds.). Marcel Dekker, Inc. New York. Page 549-552.
  6. Neetoo, H. and Chen, H. 2010. Antimicrobial packaging. In Encyclopedia of Biotechnology in Agriculture and Food (D. Heldman, A. Bridges, D.G. Hoover, and M. Wheeler, eds.). Marcel Dekker, Inc. New York. Page 43-46.
  7. Neetoo, H., Ye, M., and Chen, H. 2008. Use of antimicrobial-coated plastic films to control Listeria monocytogenes on cold-smoked salmon. International Smoked Seafood Conference Proceedings. University of Alaska Fairbanks, Fairbanks, Alaska. Page 81-89.
  8. Hoover, D.G., Guan, D., and Chen, H. 2006. High hydrostatic pressure processing. In Advances in Microbial Foods Safety (V.K. Juneja, J.P. Cherry, and M.H. Tunick, eds.). ACS Symposium Series, American Chemical Society, Washington, DC. Page 140-151.
  9. Hoover, D. G. and Chen, H. 2005. Bacteriocins with potential for use in foods. In Antimicrobials in Foods (P.M. Davidson and A.L. Branen, eds.). Marcel Dekker, Inc. New York. Page 389-428.
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Contact Information
Haiqiang Chen
Professor, Food Science

Animal and Food Sciences
020 Townsend Hall

Newark, DE 19716
Phone: (302) 831-1045
Fax number: (302) 831-2822
Email: haiqiang@udel.edu