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United States Department of Agriculture

Agricultural Research Service

Related Topics

Rupinder Guraya (Rupa)
Egg Safety and Quality
Microbiologist

Phone: (706) 546-3437
Fax: (706) 546-3035
USDA, ARS, SAA
RBRRC
950 COLLEGE STATION ROAD
ATHENS, GA, 30605


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Continuing multiplication of Salmonella Enteritidis strains in egg yolk during refrigeration at 7.2° C - (Peer Reviewed Journal)
Gast, R.K., Guraya, R. 2014. Continuing multiplication of Salmonella Enteritidis strains in egg yolk during refrigeration at 7.2° C. International Journal of Poultry Science. 12(11):622-627.
Contamination of eggs by Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Jones, D.R., Anderson, K. 2014. Contamination of eggs by Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages. Poultry Science. 93:728-733.
Colonization of internal organs by Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages. - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Jones, D.R., Anderson, K.E. 2013. Colonization of internal organs by Salmonella Enteritidis in experimentally infected laying hens housed in conventional or enriched cages. Poultry Science. 92:468-473.
Salmonella Enteritidis deposition in eggs after experimental infection of laying hens with different oral doses - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Guard, J.Y. 2013. Salmonella Enteritidis deposition in eggs after experimental infection of laying hens with different oral doses. Journal of Food Protection. 76:108-113.
Salmonella Enteritidis Deposition inside Eggs after Experimental Infection of Laying Hens with Different Oral Doses - (Abstract Only)
Gast, R.K., Guraya, R., Guard, J.Y. 2012. Salmonella Enteritidis Deposition inside Eggs after Experimental Infection of Laying Hens with Different Oral Doses. Poultry Science Association. 91(Supplement 1):28.
Detecting Salmonella Enteritidis in Laying Hens and Eggs after Experimental Infection at Different Oral Dose Levels - (Abstract Only)
Gast, R.K., Guraya, R., Guard, J.Y., Holt, P.S. 2012. Detecting Salmonella Enteritidis in Laying Hens and Eggs after Experimental Infection at Different Oral Dose Levels. International Association for Food Protection. 74(SupplementA):52.
Isolation of Salmonella Enteritidis from Internal Organs of Experimentally Infected Laying Hens Housed in Conventional or Enriched Cages - (Abstract Only)
Gast, R.K., Guraya, R., Jones, D.R., Anderson, K.E. 2013. Isolation of Salmonella Enteritidis from Internal Organs of Experimentally Infected Laying Hens Housed in Conventional or Enriched Cages. Poultry Science Association Meeting Abstract. 92(1):26.
Frequency and persistence of fecal shedding following exposure of laying hens to different oral doses of Salmonella enteritidi - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Holt, P.S. 2011. Frequency and persistence of fecal shedding following exposure of laying hens to different oral doses of Salmonella enteritidi. International Journal of Poultry Science. 10:750-756.
Frequency and magnitude of internal organ colonization following exposure of laying hens to different oral doses of Salmonella Enteritidis - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Guard, J.Y., Holt, P.S. 2011. Frequency and magnitude of internal organ colonization following exposure of laying hens to different oral doses of Salmonella Enteritidis. International Journal of Poultry Science. 10:325-331.
Fecal shedding and internal organ colonization following exposure of laying hens to different oral doses of Salmonella Enteritidis - (Abstract Only)
Gast, R.K., Guraya, R., Guard, J.Y., Holt, P.S. 2011. Fecal shedding and internal organ colonization following exposure of laying hens to different oral doses of Salmonella Enteritidis. Poultry Science Symposium Proceedings. Poultry Science. (E supplement 1):2.
The relationship between the numbers of Salmonella Enteritidis, Salmonella Heidelberg, or Salmonella Hadar colonizing reproductive tissues of experimentally infected laying hens and deposition inside eggs - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Guard, J.Y., Holt, P.S. 2011. The relationship between the numbers of Salmonella Enteritidis, Salmonella Heidelberg, or Salmonella Hadar colonizing reproductive tissues of experimentally infected laying hens and deposition inside eggs. Avian Diseases. 55:243-247.
In Vitro Penetration of Salmonella Enteritidis through Yolk Membranes of Eggs from Six Genetically Distinct Commercial Lines of Laying Hens. - (Peer Reviewed Journal)
Gast, R.K., Jones, D.R., Anderson, K.E., Guraya, R., Guard, J.Y., Holt, P.S. 2010. In Vitro Penetration of Salmonella Enteritidis through Yolk Membranes of Eggs from Six Genetically Distinct Commercial Lines of Laying Hens. Poultry Science: 89:1732-1736.
Multiplication of Salmonella Enteritidis in egg yolks after inoculation outside, on, and inside vitelline membranes and storage at different temperatures - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Guard, J.Y., Holt, P.S. 2010. Multiplication of Salmonella Enteritidis in egg yolks after inoculation outside, on, and inside vitelline membranes and storage at different temperatures. Journal of Food Protection. 73:1902-1906.
Multiplication of Salmonella Enteritidis in egg yolks after inoculation outside, on, and inside vitelline membranes and storage at different temperatures - (Abstract Only)
Gast, R.K., Guraya, R., Guard, J.Y., Holt, P.S. 2010. Multiplication of Salmonella Enteritidis in egg yolks after inoculation outside, on, and inside vitelline membranes and storage at different temperatures. Poultry Science Association Meeting Abstract. (89): p. 856.
The Relationship between the Numbers of Salmonella Enteritidis, S. Heidelberg, or S. Hadar Colonizing Reproductive Tissues of Experimentally Infected Laying Hens and Deposition inside Eggs - (Abstract Only)
Gast, R.K., Guraya, R., Guard, J.Y., Holt, P.S. 2010. The Relationship between the Numbers of Salmonella Enteritidis, S. Heidelberg, or S. Hadar Colonizing Reproductive Tissues of Experimentally Infected Laying Hens and Deposition inside Eggs. American Association of Avian Pathologists. Paper No. 9203.
Colonization of avian reproductive tract tissues by variant subpopulations of Salmonella Enteritidis - (Peer Reviewed Journal)
Guard, J.Y., Gast, R.K., Guraya, R. 2010. Colonization of avian reproductive tract tissues by variant subpopulations of Salmonella Enteritidis. Avian Diseases. 54:857-861.
Penetration of Salmonella enteritidis through the yolk membrane in eggs from six genetically distinct commercial lines of laying hens. - (Abstract Only)
Gast, R.K., Jones, D.R., Anderson, K.E., Guraya, R., Bouldin, J.G., Holt, P.S. 2009. Penetration of Salmonella enteritidis through the yolk membrane in eggs from six genetically distinct commercial lines of laying hens. Poultry Science Association Meeting Abstract.
Effect of prior passage through laying hens on invasion of reproductive organs by Salmonella Enteritidis - (Peer Reviewed Journal)
Gast, R.K., Bouldin, J.G., Guraya, R., Holt, P.S. 2009. Effect of prior passage through laying hens on invasion of reproductive organs by Salmonella Enteritidis. International Journal of Poultry Science. (8):116-121.
In vitro multiplication of Salmonella Enteritidis on the egg yolk membrane and penetration to the yolk contents - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Bouldin, J.G., Holt, P.S. 2008. Multiplication of Salmonella Enteritidis on the yolk membrane and penetration to the yolk contents at 30 c in an in vitro egg contamination model. Journal of Food Protection. 71:1905-1909.
Multiplication of Salmonella Enteritidis on Egg Yolk Membranes and Penetration into Yolk Contents - (Abstract Only)
Gast, R.K., Guraya, R., Bouldin, J.G., Holt, P.S. 2008. Multiplication of Salmonella Enteritidis on egg yolk membranes and penetration into yolk contents. International Association for Food Protection Proceedings, p.35.
Effect of passage through laying hens on organ invasiveness and phenotypic heterogeneity of Salmonella enteritidis - (Abstract Only)
Gast, R.K., Bouldin, J.G., Guraya, R., Holt, P.S. 2008. Effect of passage through laying hens on organ invasiveness and phenotypic heterogeneity of Salmonella enteritidis. Poultry Science. 87(1):54.
In Vitro Penetration of Egg Yolks by Salmonella Enteritidis and Salmonella Heidelberg Strains During 36-hour Ambient Temperature Storage - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Bouldin, J.G., Holt, P.S. 2007. In Vitro Penetration of Egg Yolks by Salmonella Enteritidis and Salmonella Heidelberg Strains During 36-hour Ambient Temperature Storage. Poultry Science.86(7):1431-1435
Penetration of Salmonella enteritidis and S. heidelberg strains into egg yolks during 36 hour ambient temperature storage - (Abstract Only)
Gast, R.K., Guraya, R., Bouldin, J.G., Holt, P.S. 2007. Penetration of Salmonella enteritidis and S. heidelberg strains into egg yolks during 36 hour ambient temperature storage. International Association for Food Protection, p 99.
Colonization of Specific Regions of the Reproductive Tract and Deposition at Different Locations Inside Eggs Laid by Hens Infected with Salmonella Enteritidis Or Salmonella Heidelberg - (Peer Reviewed Journal)
Gast, R.K., Guraya, R., Bouldin, J.G., Holt, P.S., Moore, R.W. 2007.Colonization of specific regions of the reproductive tract and deposition at different locations inside eggs laid by hens infected with salmonella enteritidis or salmonella heidelberg. Avian Diseases.51(1):40-44.
Colonization of Rerpoductive Tract and Deposition Inside Eggs Laid by Hens Infected with Salmonella Enteritidis Or S. Heidelberg - (Abstract Only)
Gast, R.K., Guraya, R., Bouldin, J.G., Holt, P.S., Moore, R.W. 2006. Colonization of rerpoductive tract and deposition inside eggs laid by hens infected with salmonella enteritidis or s. heidelberg (abstract). Poultry Science Association Meeting. 85:(1):134
Effect of Egg Refrigeration on in Vitro Penetration of Salmonella Enteritidis Through the Egg Yolk Membrane - (Peer Reviewed Journal)
Gast, R.K., Holt, P.S., Guraya, R. 2006. Effect of egg refrigeration on in vitro penetration of salmonella enteritidis through the egg yolk membrane. Journal of Food Protection. 69:1426-1429
Last Modified: 4/16/2014
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