Barigye, R., Khaitsa, M.K., Schamber, E., Dyer, N.W., Newell, T.K., Trout, J.M., Santin, M., Fayer, R. 2008. Molecular and Immunohistochemical Detection of Assemblage E Giardia duodenalis in Scouring North Dakota Calves. Veterinary Parasitology. 157(34):196-202.
Santin, M., Cortes Vecino, J.A., Fayer, R. 2008. Enterocytozoon bieneusi genotypes in dogs in Bogota, Colombia. American Society of Tropical Medicine and Hygiene. 79(2):215-217.
Jenkins, M.C., Obrien, C.N., Rosenthal, B.M., Fayer, R. 2008. Application of RT-PCR to study in vitro development of Cryptosporidium parvum and its viral symbiont CPV. Annual Meeting of American Society of Parsitologists, Arlington, Texas June 26-30, 2008.
Santin, M., Trout, J.M., Fayer, R. 2008. A longitudinal study of Cryptosporidiosis in dairy cattle from birth to two years of age. Veterinary Parasitology. 155(2008):15-23.
Santin, M., Fayer, R. Infectivity of the cervine genotype of Cryptosporidium. Society of Protozoologist X International Workshop on Opportunistic Protists (IWOP-10), May 28-31, 2008, Boston, MA.
Santin, M., Fayer, R. 2008. The genotypes of Enterocytozoon bieneusi. X International Workshop on Opportunistic Protists (IWOP-10), May 28-31, 2008, Boston, MA.
Fayer, R. 2008. Zoonotic Giardia and Cryptosporidium: Progress on research to safeguard human health. III Congreso LatinoAmericano De Zoonosis - VI Congreso Argentino De Zoonosis, Buenos Aires, Argentina, June 16-20, 2008.
Xiao, L., Fayer, R. 2008. Molecular characterisation of species and genotypes of Cryptosporidium and Giardia and assessment of zoonotic transmission. International Journal for Parasitology. 38(2008):1239-1255.
Trout, J.M., Santin, M., Fayer, R. 2008. Detection of Assemblage A, Giardia duodenalis and Eimeria spp. in Alpacas on Two Maryland Farms. Veterinary Parasitology. 153:203-208.
Dixon, B.R., Parrington, L.J., Parenteau, M., Leclair, D., Santin, M., Fayer, R. 2008. Giardia duodenalis and Cryptosporidium spp. in the intestinal contents of ringed seals (Phoca hispida) and bearded seals (Erignathus barbatus) in Nunavik, Quebec, Canada. Journal of Parasitology. 94(5):1161-1163.
Jenkins, M.C., Higgins, J.A., Brahante, J., Kniel, K., Obrien, C.N., Trout, J.M., Lancto, C., Abrahamsen, M., Fayer, R. 2008. Fecundity of Cryptosporidium parvum is Correlated with Intracellular Levels of the Viral Symbiont CPV. International Journal for Parasitology. 38:1051-1055.
Fayer, R., Santin, M., Trout, J.M. 2007. Enterocytozoon bieneusi in mature dairy cattle on farms in the eastern United States. Parasitology Research. 102(1):15-20. Epub 2007 Sep 27.
Fayer, R., Santin, M., Trout, J.M. 2007. A 2 year longitudinal study of Cryptosporidium species and genotypes in dairy cattle. International Society of Protistologists. August 5-9, 2007, Providence, Rhode Island. p. 29.
Fayer, R., Santin, M., Trout, J.M. 2008. Cryptosporidium in cattle from observing to understanding. International Giardia and Cryptosporidium Conference. Mexico: CABI Press. 512 p.
Fayer, R., Fair, P.A., Bossart, G.D., Santin, M. 2008. Examination of Naturally-Exposed Bottlenose Dolphins (Tursiops truncatus) for Microsporidia, Cryptosporidium, and Giarda. Journal of Parasitology. 94:143-147.
Fayer, R. 2007. Giardia and Cryptosporidium in animals and in the environment: Progress on research to safeguard human health. Lecture at the University of Foggia, October 17-21, 2007, Bari, Italy. p. 1.
Fayer, R. 2008. The General Biology of Cryptosporidium. In: Fayer, R., Xiao, L., editors. Cryptosporidium and Cryptosporidiosis. 2nd edition. Boca Raton, FL: CRC Press. p.1-42.
Trout, J.M., Santin, M., Fayer, R. 2007. A longitudinal study of Giardia duodenalis genotypes in dairy cows. American Association of Veterinary Parasitologists Proceedings, Washington, DC, July 14-18, 2007.
Higgins, J.A., Obrien, C.N., Abrahante, J., Abrahamsen, M., Fayer, R., Kniel, K., Jenkins, M.C. 2007. Intracellular levels of the viral symbiont CPV in Cryptosporidium parvum correlate with fecundity of the parasite in dairy calves. American Association of Veterinary Parasitologists, July 14-18, 2007, Washington, D.C.
Fayer, R. 2007. Advances in Cryptosporidium Research. International Giardia and Cryptosporidium Conference, May 13-18, 2007, Moreilia-Michoacan, Mexico. (Spiral Bound Book).
Parr, J.B., Sevilleja, J., Amadou, S., Alcantara, C., Stroup, S.E., Fayer, R., Houpt, E.R., Guerrant, R.L. 2007. Detection and quantification of Cryptosporidium in HCT-8 cells and human fecal specimens using Real-Time PCR. American Journal of Tropical Medicine and Hygiene. 76:938-942.
Bushen, O.Y., Kohli, A., Pinkerton, R.C., Newman, R.D., Fayer, R., Lima, A.A., Guerrant, M.D. 2006. Heavy Cryptosporidial infections in children in Northeast Brazil: Comparison of C. hominis and C.parvum. Transactions of the Royal Society of Tropical Medicine and Hygiene. 101(4):378-384.
Santin, M., Fayer, R., Trout, J.M. 2007. Prevalence and molecular characterization of Cryptosporidium and Giardia species and genotypes in sheep in Maryland. Veterinary Parasitology. 146(2007):17-24.
Santin, M., Fayer, R. 2007. Intragenotypic variations in the Cryptosporidium cervine genotype from sheep with implications for public health. Journal of Parasitology. 93(3):668-672.
Fayer, R., Santin, M., Trout, J.M. 2007. Prevalence of Cryptosporidium species and genotypes in mature dairy cattle on farms in Eastern United States. Veterinary Parasitology. 145:260-266.
Feng, Y., Ortega, Y., He, G., Das, P., Xu, M., Zhang, X., Fayer, R., Gatei, W., Cama, V., Xiao, L. 2007. Wide distribution of Cryptosporidium bovis and the deer-like genotype in bovines. Veterinary Parasitology. 144:1-9.
Fayer, R. 2006. Methods for Detection and Control of Cryptosporidium in the Environment. Proceedings of a National Institute of Health and University of Porto Conference. October 16-27, 2006. Porto, Portugal.
Fayer, R., Santin, M., Trout, J.M., Destefano, S., Koenen, K., Kaur, T. 2006. Prevalence of Microsporidia, Cryptosporidium, and Giardia in beavers (Castor canadensis) in Massachusetts. Journal of Zoo and Wildlife Medicine. 37:492-497.
Li, X., Fayer, R. 2006. Infectivity of Microsporidian spores exposed to temperature extremes and chemical disinfectants. Journal of Eukaryotic Microbiology. 53(1):77-79.
Stroup, S.E., Shantanu, R., Mchele, J., Maro, V., Ntabaguzi, S., Siddique, A., Kang, G., Guerrant, R.L., Kirpatrick, B.D., Fayer, R., Herbein, J., Ward, H., Haque, R., Houpt, E.R. 2006. Species specific real-time PCR for Cryptosporidium in stool using scorpion probes. Journal of Clinical Microbiology. E-publication:Volume 55.
Santín, M., Trout J.M., Dubey, J.P., Vecino, J.A. and Fayer, R. Cryptosporidium, Giardia and Enterocytozoon bieneusi genotypes in cats from Bogota (Colombia) and genotyping of isolates. Vet. Parasitol. 141:334-339.
Jayasundera, S., Schmidt, W.F., Shelton, D.R., Fayer, R., Adar, F. 2006. Application of raman spectroscopy to analyse the cryptosporidium parvum oocyst wall and suture constituents [abstract]. Eastern Analytical Symposium. Somerset, New Jersey, November 13-16, 2006. Abstract #553, p. 58.
Feng, Y., Ortega, Y., He, G., Das, P., Zhang, X., Fayer, R., Gatei, W., Cama, V., Xiao, L. 2006. The wide geographic range of Cryptosporidium bovis and the deer-like genotype in bovines. International Society of Protistologists Workshop on Opportunistic Pathogens, June 20-24, 2006, Lisbon, Portugal.
Li, X., Fayer, R. 2006. Infectivity of Microsporidian Spores after exposure to temperature extremes and chemical disinfectants. International Society of Protistologists Workshop on Opportunistic Pathogens. June 20-24, 2006, Lisbon, Portugal. p.2.
Santin, M., Trout, J.M., Fayer, R. 2006. Prevalence of Cryptosporidium species and genotypes in a 12-month longitudinal study in dairy calves. American Association of Veterinary Parasitologists 51st Annual Conference, July 15-18, 2006, Honolulu, Hawaii.
Fayer, R., Santin, M., Dubey, J.P., Fair, P., Bossart, G.D. 2006. Protist parasites in bottle-nosed dolphins (Tursiops truncatus) in Florida and South Carolina. International Society of Protistologist (ISOP) and International Workshop on Opportunistic Protists (IWOP-9), June 20-24, 2006. Lisbon, Portugal.
Trout, J.M., Santin, M., Greiner, E.C., Fayer, R. 2006. Prevalence and genotypes of Giardia duodenalis in 1-2 year-old dairy cattle. Veterinary Parasitology.
Trout, J.M.,Santin, M., Fayer, R. 2006. On Farm Risk: Prevalence of Zoonotic Giardia and Cryptosporidium in Adult Dairy Cows in Severn Eastern States, 53rd Annual Meeting of the International Association for Food Protection, August 12-17, 2006, Calgary, Alberta, Canada.
Fayer, R., Santin, M., Trout, J.M., Dubey, J.P. 2006. Outbreak of Cryptosporidium felis and Giardia duodenalis Assemblage F in a cat colony. Veterinary Parasitology. 140:44-53.
Trout, J.M., Santin, M., Fayer, R. 2006. Giardia and Cryptosporidium Species and Genotypes in Coyotes (Canis latrans). Journal of Zoo and Wildlife Medicine. 37(2):141-144.
Fayer, R., Trout, J.M., Santin, M. 2006. Potential zoonotic transmission of Giardia: The role of dairy cattle [abstract]. Workshop, Center for Food Safety, University of Georgia, February 27-28, 2006, Atlanta, Georgia.
Lewis, E.J., Leight, A.K., Fayer, R., Trout, J.M., Santin, M., Guber, A.K., Xiao, L., Gooch, J., Fair, P., Hohn, A. 2006. Molecular techniques to detect emerging human pathogens in coastal ecosystems [abstract]. National Oceanic and Atmospheric Administration, Oceans and Human Health Initiative, January 17-19, 2006, Charleston, SC.
Jenkins, M., Murphy, C.A., Trout, J.M., Fayer, R. 2006. An improved electron microscopic technique for the immunolabeling of Cryptosporidium parvum oocysts. Journal of Parasitology. 92:403-405.
Collins, M., Flick, G., Lindsay, D., Fayer, R. 2005. The Effects of E-Beam Irradiation on Eastern Oysters (Crassostrea virginica) Experimentally Infected with Cryptosporidium parvum [abstract]. Institute of Food Technologists Nonthermal Processing Division Meeting, September 2005, Philadelphia, PA.
Collins, M.V., Flick, G.J., Smith, S.A., Fayer, R., Croonenberghs, R., O'Keefe, S., Lindsay, D.S. 2005. The effect of high pressure processing on Eastern oysters (Crassostrea virginica) experimentally infected with cryptosporidium parvum. Journal of Eukaryotic Microbiology. 52(6):500-504.
Collins, M.V., Flick, G.J., Smith, S.A., Fayer, R., Rudendall, E., Lindsay, D.S. 2005. The effects of e-beam irradiation and microwave energy on eastern oysters (Crossostrea virginica) experimentally infected with Cryptosporidium parvum. Journal of Eukaryotic Microbiology. 52(6):484-488.
Fayer, R., Santin, M., Trout, J.M., Greiner, E. 2005. Prevalence of species and genotypes of Cryptosporidium found in one to two-year old dairy cattle in Eastern United States. Veterinary Parasitology. 135:105-112
Fayer, R. 2005. Cryptosporidium overview: biology, pathology, and epidemiology [abstract]. International Congress of Protozoologists for East Coast. Handout p.1.
Trout, J.M., Santin, M., Greiner, E., Fayer, R. 2005. Prevalence and genotypes of giardia duodenalis in post-weaned dairy calves. Veterinary Parasitology. pp. 177-183.
Dubey, J.P., Fair, P.A., Bossart, G.D., Hill, D.E., Fayer, R., Sreekumar, C., Kwok, O.C., Thulliez, P. 2005. A comparison of four serologic tests to detect antibodies to toxoplasma gondii in naturally-exposed bottlenose dolphins (tursiops truncatus). Journal of Parasitology. 91:1074-1081.
Trout, J.M., Santin, M., Greiner, E., Fayer, R. 2005. Prevalence of Giardia genotypes in dairy cows in seven eastern states [abstract]. American Society of Parasitologists. p. 44.
Fayer, R., Santin, M., Xiao, L. 2005. Cryptosporidium bovis n. sp. (apicomplexa: cryptosporididae) from cattle, bos taurus. Journal of Parasitology. 91(3):624-629.
Santin, M., Dixon, B., Fayer, R. 2005. Genetic characterization of cryptosporidium isolates from ringed seals (Phoca hispida) in northern Quebec, Canada. Journal of Parasitology. 91(3):712-716.
Trout, J.M., Santin, M., Greiner, E., Fayer, R. 2004. Prevalence of giardia duodenalis genotype in pre-weaned dairy calves. Veterinary Parasitology. 124:179-186
Fayer, R., Trout, J.M., Santin, M. 2004. On farm protozoan pathogens: The prevalence of zoonotic cryptosporidium and Giardia. [Abstract]. Risk Analysis. p.T4.3
Fayer, R., Santin, M., Trout, J.M. 2004. Prevalence of Crytosporidium in cattle in the United States. [Meeting Abstract]. Society of Protozologist. June 2004.
Kniel, K.E., Higgins, J.A., Trout, J.M., Fayer, R., Jenkins, M.C. (2004) Characterization and potential use of a Cryptosporidium parvum virus (CPV) antigen for detecting C. parvum oocysts. Journal of Microbiological Methods 58: 189-195.
Jenkins, M.C., Higgins, J.A., Kniel, K., Trout, J.M., Fayer, R. (2004) Protection of calves against cryptosporidiosis by oral inoculation with gamma-irradiated Cryptosporidium parvum oocysts. Journal of Parasitology. 90: 830-833.
Santin, M.D., Trout, J.M., Fayer, R. 2004. Prevalence of enterocytozoon bieneusi in post-weaned dairy calves in the eastern united states. Parasitology Research. 93:287-289.
Trout, J.M., Santin, M.D., Fayer, R. 2004. Giardia genotypes in coyotes from Northeastern Pennsylvania. [Abstract]. ASP/AAVP Joint Meeting, July 24-28, 2003, Philadelphia, PA. p. 112.
Trout, J.M., Santin, M.D., Fayer, R. 2004. Giardia genotypes in post-weaned dairy calves in the Eastern United States. [Abstract]. ASP/AAVP Joint Meeting, July 24, 2003, Philadelphia, PA. p. 112.
Trout, J.M., Santin, M.D., Fayer, R. 2004. Identifying and quantifying sources of parasistic organisms. Pathogens in the Environment Workshop Proceedings. p.22-25.
Santin, M., Trout, J.M., Xiao, L., Zhou, L., Greiner, E., Fayer, R. 2004. Prevalence and age related variation of cryptosporidium species and genotypes in dairy calves. Veterinary Parasitology. 122:103-117.
Pachepsky, Y.A., Fayer, R., Perdue, M.L., Shelton, D.R., Van Kessel, J.S. 2004. Zoonotic pathogens from manure: Transport and Fate. [CD-ROM]. University of Delaware Cooperative Extension.
Sulaiman, I.M., Fayer, R., Yang, C., Santin, M., Matos, O., Xiao, L. 2004. Molecular characterization of enterocytozoon bieneusi in cattle indicates that only some isolates have zoonotic potentials. Parasitology Research. 92:328-334.
Fayer, R. 2004. Sarcocystis of humans. In: World Class Parasites, Vol. 9. Opportunistic Infections: Toxoplasma Sarcocystis, and Microsporidia. Editors: Lindsay, D.S. and Weiss, L. M. New York. Kluwer Academic Press. p. 111-122.
FAYER, R., DURAN-SANTIN, M., PALMER, R.C., LI, X. DETECTION OF ENCEPHALITOZOON HELLEM IN FECES OF EXPERIMENTALLY INFECTED CHICKENS. JOURNAL OF EUKARYOTIC MICROBIOLOGY. 2003. Vol. 50 pp. 5743-575.
Fayer, R., Santin, M., Palmer, R.C. 2003. Comparison of Microscopy and PCR for detection of three species of encephalitozoon in feces. Journal of Eukaryotic Microbiology. Vol. 50. pp. 572-573.
SULAIMAN, I.M., FAYER, R., LAL, A.A., TROUT, J.M., SCHAEFER, F., XIAO, L. MOLECULAR CHARACTERIZATION OF MICROSPORIDIA INDICATES THAT FUR-BEARING MAMMALS CAN BE A SOURCE OF HUMAN PATHOGENIC ENTEROCYTOZOON BIENEUSI. EMERGING INFECTIOUS DISEASES. 2003. Vol.69. pp. 4495-4501.
Santin, M., Fayer, R. 2003. Epidemiology of zoonotic protozoa in dairy cattle and wildlife in Eastern United States. [Abstract]. 11th East Coast Protozoology Conference, June 6-8, 2003, Catonsville, MD. p.2.
Trout, J.M., Santin, M., Fayer, R. 2003. Genotype of giardia in dairy calves and pastureland wildlife. American Association of Veterinary Parasitologists Proceedings, July 19-22, 2003, Denver, CO. p.47.
Santin-Duran, M., Trout, J.M., Fayer, R. 2003. Molecular epidemiology of zoonotic pathogens in dairy cattle and wildlife in eastern United States. BARC Poster Day. p.21
Trout, J.M., Santin-Duran, M., Fayer, R. 2003. Prevalence and genotypes of Giardia sp. in dairy calves in seven east coast states. [Abstract] American Society Of Parasitologists, August 1-6, 2003, Halifax, Nova Scotia. p.2.
Lewis, E.J., Fayer, R., Trout, J.M., Xiao, L. 2003. U.S. East and Gulf Coast Shellfish Study - The Rest of the Story. [Abstract]. Annual Eastern Fish Health Workshop, April 21, 2003, Gettysburg, PA. p.1.
Fayer, R., Lewis, J., Trout, J.M., Santin, M.D., Zhou, L., Xiao, L., Howard, D., Palmer, R.C., Ludwig, K.A. 2003. Cryptosporidium found in the watershed, estuarine, and coastal waters of the United States. [Abstract]. Meeting of American Society Of Parasitology, August 1-6, 2003, Halifax, Nova Scotia. p. 2.
Fayer, R., Lewis, E.J., Trout, J.M., Xiao, L. 2003. Atlantic and gulf coast multi-state study of cryptosporidium in shellfish.[Abstract]. Society of Protozoologists Meeting. June 15-19, 2003, Glenden Beach, Oregon. p.1
Morgan-Ryan, U.M., Fall, A., Ward, L.A., Hijjawi, N., Sulaiman, I., Fayer, R., Thompson, R., Olson, M., Lal, A., Xiao, L. 2002. Cryptosporidium hominis n. sp. (Apicomplexa: Cryptosporididae) from humans, homo sapiens. Journal of Eukaryotic Microbiology. 49(6):433-440.
GREEN, S.L., BOULEY, D.M., JOSLING, C.A., FAYER, R. CRYPTOSPORIDIOSIS ASSOCIATED WITH EMACIATION AND PROLIFERATIVE GASTRITIS IN A LABORATORY SOUTH AFRICAN CLAWED FROG. ADVANCES IN VETERINARY SCIENCE AND COMPARATIVE MEDICINE. 2003. Vol. 53: 81-84.
Fayer, R., Trout, J.M., Santin, M., Lewis, E.J., Xiao, L. 2003. Contamination of Atlantic coast commercial shellfish. Parasitology Research. 89:141-145.
Morgan, U., Fall, A., Ward, L.A., Hijjawi, N., Sulaiman, I., Fayer, R., Thompson, R., Olson, M., Lal, A., Xiao, L. 2003. Cryptosporidium hominis n. sp. (apicomplexa: cryptosporidiidae) from humans, homo sapiens. International Journal for Parasitology. 49:433-440.
XIAO, L., SULAIMAN, I., RYAN, U., ZHOU, L., ATWILL, E.R., TISCHLER, M.L., ZHANG, X., FAYER, R., LAL, A.A. HOST ADAPTION AND HOST-PARASITE CO-EVOLUTION IN CRYPTOSPORIDIUM: IMPLICATIONS FOR TAXONOMY AND PUBLIC AND PUBLIC HEALTH. INTERNATIONAL JOURNAL FOR PARASITOLOGY. 2002. 32:1773-1785.
FAYER, R. CRYPTOSPORIDIUM AND OTHER OPPORTUNISTIC PROTOZOANS POTENTIALLY TRANSMITTED FROM ANIMALS TO HUMANS. Colegio Brasileiro de Parasitologia Veterinaria. 2002.
Perdue, M.L., Ley, V., Higgins, J.A., Fayer, R. 2002. A real-time RT-PCR reaction specific for bovine enteroviruses provides a rapid assay for fecal contamination of the environment by cattle [Abstract]. International Congress of Virology, July 23-26, 2002, Paris, France.
FAYER, R., TROUT, J.M., SULAIMAN, I.M., LAL, A.A., XIAO, L., SCHAEFER, F. THE FIRST REPORT OF ENTEROCYTOZOON BIENEUSI PARASITES IN WILDLIFE: IMPLICATIONS FOR PUBLIC HEALTH AND TRANSMISSION TO LIVESTOCK. International Congress of Parasitologists. 2002.
Fayer, R., Ryan, U., Lihua, X., Upton, S., Thompson, A., Lal, A. 2002. Genetic, Biochemical, and Biological Factors to consider when naming new species of Cryptosporidium. [Meeting Abstract].International Meeting on Molecular Epidemiology and Evolutionary Genetics in Infectious Disease, July 15-19, 2002, Paris, France.
Trout, J.M., Santin-Duran, M., Higgins, J.A., Fayer, R. 2002. Prevalence of Giardia in Dairy Calves and Cross-species Transmission Potential. American Association of Veterinary Parasitologists Proceedings. p.71.