Kathleen T Rajkowski

Summary

Affiliation: Agricultural Research Service
Country: USA

Publications

  1. doi request reprint Effect of anolyte on background microflora, Salmonella, and Listeria monocytogenes on catfish fillets
    Kathleen T Rajkowski
    Eastern Regional Research Center, U S Department of Agriculture, Agricultural Research Service, Wyndmoor, PA 19083 8551, USA
    J Food Prot 75:765-70. 2012
  2. doi request reprint Thermal inactivation of Escherichia coli O157:H7 and Salmonella on catfish and tilapia
    Kathleen T Rajkowski
    Food Safety and Intervention Technologies Research Unit, Eastern Regional Research Center, Agricultural Research Service, US Department of Agriculture, Wyndmoor, PA 19038, USA
    Food Microbiol 30:427-31. 2012
  3. ncbi request reprint Radiation D10-values on thawed and frozen catfish and tilapia for finfish isolates of Listeria monocytogenes
    Kathleen T Rajkowski
    Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 71:2278-82. 2008
  4. doi request reprint Use of 1% peroxyacetic acid sanitizer in an air-mixing wash basin to remove bacterial pathogens from seeds
    Kathleen T Rajkowski
    Food Safety Intervention Technologies Research Unit, Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, Wyndmoor, Pennsylvania, USA
    Foodborne Pathog Dis 6:1041-6. 2009
  5. ncbi request reprint Irradiation D-values for Escherichia coli O157:H7 and Salmonella sp. on inoculated broccoli seeds and effects of irradiation on broccoli sprout keeping quality and seed viability
    Kathleen T Rajkowski
    U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 66:760-6. 2003
  6. doi request reprint Radiation inactivation of foodborne pathogens on frozen seafood products
    Christopher H Sommers
    U S Department of Agriculture, Agricultural Research Service, Food Safety Intervention Technologies Research Unit, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 74:641-4. 2011
  7. ncbi request reprint Inactivation of Escherichia coli O157:H7 and Salmonella by gamma irradiation of alfalfa seed intended for production of food sprouts
    Donald W Thayer
    Food Safety Intervention Technologies Research Unit, U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 66:175-81. 2003
  8. ncbi request reprint Effect of alfalfa seed washing on the organic carbon concentration in chlorinated and ozonated water
    Kathleen T Rajkowski
    U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 67:813-7. 2004
  9. ncbi request reprint Effect of gamma or beta radiation on Salmonella DT 104 in ground pork
    Kathleen T Rajkowski
    Food Safety Intervention Technologies Research Unit, Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 69:1430-3. 2006
  10. ncbi request reprint Simplified qualitative method for canavanine in seeds and sprouts
    Kathleen T Rajkowski
    US Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, Food Safety Intervention Technologies Research Unit, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038 8598, USA
    J Food Prot 67:212-4. 2004

Detail Information

Publications11

  1. doi request reprint Effect of anolyte on background microflora, Salmonella, and Listeria monocytogenes on catfish fillets
    Kathleen T Rajkowski
    Eastern Regional Research Center, U S Department of Agriculture, Agricultural Research Service, Wyndmoor, PA 19083 8551, USA
    J Food Prot 75:765-70. 2012
    ..There was no reduction of L. monocytogenes on the catfish fillet surfaces. The anolyte was an effective wash solution for Salmonella reduction on the catfish fillet surfaces...
  2. doi request reprint Thermal inactivation of Escherichia coli O157:H7 and Salmonella on catfish and tilapia
    Kathleen T Rajkowski
    Food Safety and Intervention Technologies Research Unit, Eastern Regional Research Center, Agricultural Research Service, US Department of Agriculture, Wyndmoor, PA 19038, USA
    Food Microbiol 30:427-31. 2012
    ..These D-10 values can be used to determine cooking parameters of finfish...
  3. ncbi request reprint Radiation D10-values on thawed and frozen catfish and tilapia for finfish isolates of Listeria monocytogenes
    Kathleen T Rajkowski
    Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 71:2278-82. 2008
    ..85 kGy, with an average of 0.62 +/- 0.09 kGy, which is typical for Listeria. The data obtained have identified a multi-isolate cocktail that can be used for future radiation inactivation studies for L. monocytogenes inoculated on finfish...
  4. doi request reprint Use of 1% peroxyacetic acid sanitizer in an air-mixing wash basin to remove bacterial pathogens from seeds
    Kathleen T Rajkowski
    Food Safety Intervention Technologies Research Unit, Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, Wyndmoor, Pennsylvania, USA
    Foodborne Pathog Dis 6:1041-6. 2009
    ..Use of 1% peroxyacetic acid sanitizer in the air-mixing wash basin does provide the sprout grower an effective means of sanitizing sprout seeds...
  5. ncbi request reprint Irradiation D-values for Escherichia coli O157:H7 and Salmonella sp. on inoculated broccoli seeds and effects of irradiation on broccoli sprout keeping quality and seed viability
    Kathleen T Rajkowski
    U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 66:760-6. 2003
    ..11 kGy, respectively. With the irradiation process, a dose of up to 2 kGy can extend the shelf life of broccoli sprouts. A dose of > 2 kGy would have an adverse effect on the broccoli seed and decrease the yield of broccoli sprouts...
  6. doi request reprint Radiation inactivation of foodborne pathogens on frozen seafood products
    Christopher H Sommers
    U S Department of Agriculture, Agricultural Research Service, Food Safety Intervention Technologies Research Unit, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 74:641-4. 2011
    ..98, and 1.18 kGy for L. monocytogenes, S. aureus, and Salmonella, respectively. The radiation dose needed to inactivate these foodborne pathogens on frozen seafood is significantly lower than that for frozen meat or frozen vegetables...
  7. ncbi request reprint Inactivation of Escherichia coli O157:H7 and Salmonella by gamma irradiation of alfalfa seed intended for production of food sprouts
    Donald W Thayer
    Food Safety Intervention Technologies Research Unit, U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 66:175-81. 2003
    ..3- and 2-log inactivations can be achieved with a 2-kGy dose of ionizing radiation, which will permit satisfactory commercial yields of sprouts from alfalfa seed contaminated with E. coli O157:H7 and Salmonella, respectively...
  8. ncbi request reprint Effect of alfalfa seed washing on the organic carbon concentration in chlorinated and ozonated water
    Kathleen T Rajkowski
    U S Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 67:813-7. 2004
    ..If the washing process using ozonated water is not followed by the recommended hypochlorite treatment or continually purged with ozone, pathogen growth is still possible...
  9. ncbi request reprint Effect of gamma or beta radiation on Salmonella DT 104 in ground pork
    Kathleen T Rajkowski
    Food Safety Intervention Technologies Research Unit, Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Food Prot 69:1430-3. 2006
    ..001) between the radiation D10-values obtained with the two radiation sources. The radiation D10-values were within the reported range for irradiation destruction of Salmonella contaminated raw meat products...
  10. ncbi request reprint Simplified qualitative method for canavanine in seeds and sprouts
    Kathleen T Rajkowski
    US Department of Agriculture, Agricultural Research Service, Eastern Regional Research Center, Food Safety Intervention Technologies Research Unit, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038 8598, USA
    J Food Prot 67:212-4. 2004
    ..Broccoli and radish seed extracts were negative for canavanine. This simple method is useful to track the release and decrease of canavanine in the sprout water...
  11. ncbi request reprint Warm water treatment in combination with modified atmosphere packaging reduces undesirable effects of irradiation on the quality of fresh-cut iceberg lettuce
    Xuetong Fan
    Eastern Regional Research Center, Agricultural Research Service, U S Department of Agriculture, 600 East Mermaid Lane, Wyndmoor, Pennsylvania 19038, USA
    J Agric Food Chem 51:1231-6. 2003
    ..These results suggest lettuce treated with warm water and irradiated at 0.5 or 1 kGy had the best sensory quality without significant loss in texture, vitamin C, or total antioxidants...