Ynes R Ortega

Summary

Affiliation: University of Georgia
Country: USA

Publications

  1. ncbi request reprint Efficacy of gaseous chlorine dioxide as a sanitizer against Cryptosporidium parvum, Cyclospora cayetanensis, and Encephalitozoon intestinalis on produce
    Ynes R Ortega
    Center for Food Safety and Department of Food Science and Technology, University of Georgia, Griffin, Georgia 30223, USA
    J Food Prot 71:2410-4. 2008
  2. ncbi request reprint Efficacy of a sanitizer and disinfectants to inactivate Encephalitozoon intestinalis spores
    Ynes R Ortega
    Center for Food Safety, Department of Food Science and Technology, University of Georgia, 1109 Experiment Street, Griffin, Georgia 30223, USA
    J Food Prot 70:681-4. 2007
  3. pmc Update on Cyclospora cayetanensis, a food-borne and waterborne parasite
    Ynes R Ortega
    University of Georgia, Center for Food Safety, Griffin, Georgia 30223 1797, USA
    Clin Microbiol Rev 23:218-34. 2010
  4. doi request reprint Efficacy of levulinic acid-sodium dodecyl sulfate against Encephalitozoon intestinalis, Escherichia coli O157:H7, and Cryptosporidium parvum
    Ynes R Ortega
    Center for Food Safety, University of Georgia, Griffin, Georgia 30223, USA
    J Food Prot 74:140-4. 2011
  5. ncbi request reprint Presence of Neospora caninum specific antibodies in three dairy farms in Georgia and two in Texas
    Ynes R Ortega
    Center for Food Safety, University of Georgia, 1109 Experiment St, Griffin, GA 30223, United States
    Vet Parasitol 144:353-5. 2007
  6. ncbi request reprint Microwave inactivation of Cyclospora cayetanensis sporulation and viability of Cryptosporidium parvum oocysts
    Ynes R Ortega
    Center for Food Safety and Department of Food Science and Technology, University of Georgia, Griffin, Georgia 30223, USA
    J Food Prot 69:1957-60. 2006
  7. ncbi request reprint Inactivation of protozoan parasites in food, water, and environmental systems
    Marilyn C Erickson
    Center for Food Safety, Department of Food Science and Technology, University of Georgia, 1109 Experiment Street, Griffin, Georgia 30223 1797, USA
    J Food Prot 69:2786-808. 2006
  8. ncbi request reprint Seroprevalence of Toxoplasma gondii in swine from slaughterhouses in Lima, Peru, and Georgia, U.S.A
    Geraldine M Saavedra
    Center for Food Safety, The University of Georgia, 1109 Experiment Street, Griffin, Georgia 30223, USA
    J Parasitol 90:902-4. 2004
  9. ncbi request reprint Neospora caninum antibodies in commercial fetal bovine serum
    Maria P Torres
    Center for Food Safety, The University of Georgia, Griffin, GA 30223, USA
    Vet Parasitol 140:352-5. 2006
  10. ncbi request reprint Ingestion of Cryptosporidium oocysts by Caenorhabditis elegans
    Obed Huamanchay
    Center for Food Safety and Department of Food Science and Technology, University of Georgia, Griffin, GA 30223, USA
    J Parasitol 90:1176-8. 2004

Collaborators

Detail Information

Publications13

  1. ncbi request reprint Efficacy of gaseous chlorine dioxide as a sanitizer against Cryptosporidium parvum, Cyclospora cayetanensis, and Encephalitozoon intestinalis on produce
    Ynes R Ortega
    Center for Food Safety and Department of Food Science and Technology, University of Georgia, Griffin, Georgia 30223, USA
    J Food Prot 71:2410-4. 2008
    ..Reduction of Encephalitozoon in basil and lettuce was 3.58 and 4.58 CFU/g respectively. E. coli loads were significantly reduced (2.45 to 3.97 log), whereas Cyclospora sporulation was not affected by this treatment...
  2. ncbi request reprint Efficacy of a sanitizer and disinfectants to inactivate Encephalitozoon intestinalis spores
    Ynes R Ortega
    Center for Food Safety, Department of Food Science and Technology, University of Georgia, 1109 Experiment Street, Griffin, Georgia 30223, USA
    J Food Prot 70:681-4. 2007
    ..Tsunami (40 microg/ml) and Timsen (200 and 400 ppm) could inactivate spores when incubated for 5 and 15 min...
  3. pmc Update on Cyclospora cayetanensis, a food-borne and waterborne parasite
    Ynes R Ortega
    University of Georgia, Center for Food Safety, Griffin, Georgia 30223 1797, USA
    Clin Microbiol Rev 23:218-34. 2010
    ..Challenges and limitations in working with Cyclospora are also discussed...
  4. doi request reprint Efficacy of levulinic acid-sodium dodecyl sulfate against Encephalitozoon intestinalis, Escherichia coli O157:H7, and Cryptosporidium parvum
    Ynes R Ortega
    Center for Food Safety, University of Georgia, Griffin, Georgia 30223, USA
    J Food Prot 74:140-4. 2011
    ....
  5. ncbi request reprint Presence of Neospora caninum specific antibodies in three dairy farms in Georgia and two in Texas
    Ynes R Ortega
    Center for Food Safety, University of Georgia, 1109 Experiment St, Griffin, GA 30223, United States
    Vet Parasitol 144:353-5. 2007
    ..Collection of milk samples for serological testing is easier and less invasive than obtaining bovine sera, therefore offering an alternative for animal testing...
  6. ncbi request reprint Microwave inactivation of Cyclospora cayetanensis sporulation and viability of Cryptosporidium parvum oocysts
    Ynes R Ortega
    Center for Food Safety and Department of Food Science and Technology, University of Georgia, Griffin, Georgia 30223, USA
    J Food Prot 69:1957-60. 2006
    ..Cryptosporidium oocysts could be inactivated only when temperatures of 80 degrees C or higher were reached in the microwave ovens...
  7. ncbi request reprint Inactivation of protozoan parasites in food, water, and environmental systems
    Marilyn C Erickson
    Center for Food Safety, Department of Food Science and Technology, University of Georgia, 1109 Experiment Street, Griffin, Georgia 30223 1797, USA
    J Food Prot 69:2786-808. 2006
    ..Careful selection of methods to evaluate inactivation treatments is needed because many studies that have employed vital dye stains and in vitro excystation have produced underestimations of the effectiveness of these treatments...
  8. ncbi request reprint Seroprevalence of Toxoplasma gondii in swine from slaughterhouses in Lima, Peru, and Georgia, U.S.A
    Geraldine M Saavedra
    Center for Food Safety, The University of Georgia, 1109 Experiment Street, Griffin, Georgia 30223, USA
    J Parasitol 90:902-4. 2004
    ..7% (n = 38) from Peru and 16.4% (n = 25) from the United States were positive for T. gondii. Swine represent a significant source of human infection with T. gondii in Peru and the United States...
  9. ncbi request reprint Neospora caninum antibodies in commercial fetal bovine serum
    Maria P Torres
    Center for Food Safety, The University of Georgia, Griffin, GA 30223, USA
    Vet Parasitol 140:352-5. 2006
    ..caninum specific bands on Western blot. Low IgG serum also recognized these antigens but with lower intensity. Antibody response was also evaluated using a commercially available ELISA kit for N. caninum...
  10. ncbi request reprint Ingestion of Cryptosporidium oocysts by Caenorhabditis elegans
    Obed Huamanchay
    Center for Food Safety and Department of Food Science and Technology, University of Georgia, Griffin, GA 30223, USA
    J Parasitol 90:1176-8. 2004
    ..Cyclospora oocysts were not ingested by C. elegans. The role of free-living nematodes in produce contamination needs to be further examined...
  11. doi request reprint The fate of murine norovirus and hepatitis A virus during preparation of fresh produce by cutting and grating
    Qing Wang
    Center for Food Safety, Department of Food Science and Technology, University of Georgia, 1109 Experiment St, Griffin, GA 30223, USA
    Food Environ Virol 5:52-60. 2013
    ..The ease of virus transfer between produce and utensils demonstrated by the current study highlights the importance of efforts aimed toward preventing cross-contamination in the kitchen environment...
  12. ncbi request reprint Cryptosporidium, Giardia, and Cyclospora in ancient Peruvians
    Ynes R Ortega
    Center for Food Safety and Department of Food Science and Technology, University of Georgia, Griffin, Georgia 30223, USA
    J Parasitol 89:635-6. 2003
    ..ca. AD 500-900) contained Giardia sp. cysts. This report demonstrates that Giardia sp. and Cryptosporidium sp. were present in Peruvian coastal populations for at least 4,300 and 1,100 BP...
  13. ncbi request reprint Molecular characterization of the Cryptosporidium parvum IOWA isolate kept in different laboratories
    Vitaliano A Cama
    Division of Parasitic Diseases, Centers for Disease Control and Prevention, Atlanta, Georgia 30341, USA
    J Eukaryot Microbiol 53:S40-2. 2006