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RESEARCH AREAS BY SCIENTIST
Arvind Bhagwat
Kevin Chao
Ronald Fayer
Jeffrey Karns
Moon Kim
Alan Lefcourt
Yaguang Luo
Patricia Millner
Xiangwu Nou
Yakov Pachepsky
Jitu Patel
Mónica Santín-Durán
Manan Sharma
Dan Shelton
Jo Ann Van Kessel
POSTDOCS AND VISITING SCIENTISTS
Andrey Guber
Won Jun
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Yongliang Liu
Chun-Chieh Yang
 

Samuel K Shen
Environmental Microbial and Food Safety Laboratory
Microbiologist

Phone: (301) 504-6026
Fax: (301) 504-6608
Room 208

BLDG 173 BARC-EAST
BELTSVILLE, MD, 20705


Publications
Characterization of Toxoplasmaa Gondii Isolates in Free-Range Chickens from Chile, South America - (Peer Reviewed Journal)
Dubey, J.P., Patitucci, A.N., Su, C., Sundar, N., Kwok, O.C., Shen, S.K. 2006. Characterization of Toxoplasmaa gondii isolates in free-range chickens from Chile, South America. Veterinary Parasitology. 140:76-82.
Characterization of Toxoplasma Gondii Isolates from Cats from Colombia, South America - (Peer Reviewed Journal)
Dubey, J.P., Su, C., Vecino, J.C., Sundar, N., Gomez, J.E., Lora, F., Jimenez, J., Kwok, O.C., Shen, S.K., Zhang, X., Nieto, A. 2006. Characterization of Toxoplasma gondii isolates from cats from Colombia, South America. Veterinary Parasitology. 141:42-47.
Biologic and Genetic Characteristics of Toxoplasma Gondii Isolates in Free-Range Chickens from Costa Rica, Central America - (Peer Reviewed Journal)
Dubey, J.P., Su, C., De Ikuverua, J.B., Morales, J.A., Bolanos, R.V., Sundar, N., Kwok, O.C., Shen, S.K. 2006. Biologic and genetic characteristics of toxoplasma gondii isolates in free-range chickens from costa rica, central america. Veterinary Parasitology. 139:29-36.
Genetic and Biologic Characteristics of Toxoplasma Gondii Isolates in Free-Range Chickens from Columbia, South America - (Peer Reviewed Journal)
Dubey, J.P., Gomez, J.E., Bedoya, A., Lora, F., Vianna, M., Hill, D.E., Kwok, O.C., Shen, S.K., Marcet, P.L., Lehmann, T. 2005. Genetic and biologic characteristics of toxoplasma gondii isolates in free-range chickens from Columbia, South America. Veterinary Parasitology. 134:67-72.
Prevalence of Viable Toxoplasma Gondii in Beef, Chicken, and Pork from Retail Meat Stores in the United States and Risk Assesment to Consumers - (Peer Reviewed Journal)
Dubey, J.P., Hill, D.E., Jones, J.L., Hightower, A.W., Kirkland, E., Roberts, J.M., Marcet, P.L., Lehmann, T., Vianna, M., Miska, K.B., Sreekumar, C., Kwok, O.C., Shen, S.K., Gamble, H.R. 2005. Prevalence of viable toxoplasma gondii in beef, chicken, and pork from retail meat stores in the united states and risk assesment to consumers. Journal of Parasitology 91:1082-1093.
Isolation, Tissue Distribution, and Molecular Characterization of Toxoplasma Gondii from Chickens from Grenada, West Indies. - (Peer Reviewed Journal)
Dubey, J.P., Bhalyat, M.I., Miska, K.B., Macpherson, C.N., Sharma, R.N., Sreekumar, C., Hill, D.E., Shen, S.K., Kwok, O.C., Lehmann, T. 2004. Isolation, tissue distribution, and molecular characterization of toxoplasma gondii from chickens from Grenada, West Indies. Journal of Parasitology. 91(3):557-560.
Tissue Distribution and Molecular Chracterization of Chicken Isolates of Toxoplasma Gondii from Peru. - (Abstract)
Dubey, J.P., Levy, M., Sreekumar, C., Kwok, O.C., Shen, S.K., Dahl, E., Thulliez, P., Lehmann, T. 2004. Tissue distribution and molecular chracterization of chicken isolates of toxoplasma gondii from Peru. American Society of Parasitologists 90: 1015-1018.
High Prevalence of Toxoplasma Gondii in a Commercial Flock of Chickens in Israel, and Public Health Implications of Free-Range Farming. - (Peer Reviewed Journal)
Dubey, J.P., Salant, H., Sreekumar, C., Dahl, E., Vianna, M.C., Shen, S.K., Kwok, O.C., Spira, D., Hamburger, J., Lehmann, T.V. 2004. High prevalence of Toxoplasma gondii in a commercial flock of chickens in Israel, and public health implications of free-range farming. Veterinary Parasitology. 121:317-322.
Isolation and Molecular Characteriatoin of Toxoplasma Gondii from Chickens and Ducks from Egypt - (Peer Reviewed Journal)
DUBEY, J.P., GRAHAM, D.H., DAHL, E., HILAI, M., EL-GHAYSH, A., SREEUMAR, C., KWOK, O.C., SHEN, S.K., LEHMANN, T. ISOLATION AND MOLECULAR CHARACTERIATOIN OF TOXOPLASMA GONDII FROM CHICKENS AND DUCKS FROM EGYPT. VETERINARY PARASITOLOGY 114:89-95, 2003.
Prevalence of Toxoplasma Gondii in Chickens from a Highly Endemic Area to Humans in Southern Brazil - (Peer Reviewed Journal)
Seipel Da Silva Azer, D., Bahia-Oliveira, L.M., Shen, S.K., Kwok, O.C., Lehman, T., Dubey, J.P. 2003. Prevalence of toxoplasma gondii in chickens from a highly endemic area to humans in southern brazil. Journal of Parasitology 89:394-396.
Effects of High Temperature and Disinfectants on Viability of Sarcocystis Neurona Sporocysts - (Peer Reviewed Journal)
Dubey, J.P., Saville, W.J., Sreekumar, C., Shen, S.K., Lindsay, D.S., Pena, H.F., Gennari, S.M., Reed, S.M. 2002. Effects of high temperature and disinfectants on viability of sarcocystis neurona sporocysts. Journal of Parasitology 88:1252-1254.
Establishment of Besnoitia Darlingi from Opossums (Didelphis Virginiana) in Experimental Intermediate and Definitive Hosts, Propagation in Cell Culture, and Description of Ultrastructural and Genetic Characteristics - (Peer Reviewed Journal)
Dubey, J.P., Lindsay, D.S., Rosenthal, B.M., Sreekumar, C., Hill, D.E., Shen, S.K., Kwok, O.C., Rickard, L.G., Black, S.S., Rashmir-Raven, A. 2002. Establishment of besnoitia darlingi from opossums (didelphis virginiana) in experimental intermediate and definitive hosts, propagation in cell culture, and description of ultrastructural and genetic characteristics. International Journal for Parasitology 32:1053-1064.

   
 
Last Modified: 05/14/2009
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