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Items: 42


Genome Sequences of Escherichia Bacteriophages Isolated from Raw Wastewater.

Keely SP, Herrmann MP, Korajkic A, Brinkman NE, McMinn BR, Fout GS, Villegas EN.

Microbiol Resour Announc. 2019 Jun 27;8(26). pii: e00135-19. doi: 10.1128/MRA.00135-19.


Viability of Pseudocapillaria tomentosa Eggs Exposed to Heat, Ultraviolet Light, Chlorine, Iodine, and Desiccation.

Kent ML, Watral V, Villegas EN, Gaulke CA.

Zebrafish. 2019 Jun 19. doi: 10.1089/zeb.2019.1736. [Epub ahead of print]


Propagation of Giardia duodenalis cysts in immunosuppressed CF-1 mice.

Ware MW, Villegas EN.

Vet Parasitol. 2019 Apr;268:32-35. doi: 10.1016/j.vetpar.2019.02.010. Epub 2019 Mar 5.


Reducing inherent biases introduced during DNA viral metagenome analyses of municipal wastewater.

Brinkman NE, Villegas EN, Garland JL, Keely SP.

PLoS One. 2018 Apr 3;13(4):e0195350. doi: 10.1371/journal.pone.0195350. eCollection 2018.


Differences in staining intensities affect reported occurrences and concentrations of Giardia spp. in surface drinking water sources.

Alderisio KA, Villegas LF, Ware MW, McDonald LA, Xiao L, Villegas EN.

J Appl Microbiol. 2017 Dec;123(6):1607-1613. doi: 10.1111/jam.13585. Epub 2017 Oct 22.


Nationwide reconnaissance of contaminants of emerging concern in source and treated drinking waters of the United States.

Glassmeyer ST, Furlong ET, Kolpin DW, Batt AL, Benson R, Boone JS, Conerly O, Donohue MJ, King DN, Kostich MS, Mash HE, Pfaller SL, Schenck KM, Simmons JE, Varughese EA, Vesper SJ, Villegas EN, Wilson VS.

Sci Total Environ. 2017 Mar 1;581-582:909-922. doi: 10.1016/j.scitotenv.2016.12.004. Epub 2016 Dec 24.


Human infective potential of Cryptosporidium spp., Giardia duodenalis and Enterocytozoon bieneusi in urban wastewater treatment plant effluents.

Ma J, Feng Y, Hu Y, Villegas EN, Xiao L.

J Water Health. 2016 Jun;14(3):411-23. doi: 10.2166/wh.2016.192.


Microbial pathogens in source and treated waters from drinking water treatment plants in the United States and implications for human health.

King DN, Donohue MJ, Vesper SJ, Villegas EN, Ware MW, Vogel ME, Furlong EF, Kolpin DW, Glassmeyer ST, Pfaller S.

Sci Total Environ. 2016 Aug 15;562:987-995. doi: 10.1016/j.scitotenv.2016.03.214.


Conference Report: The 6th International Symposium on Waterborne Pathogens.

Rochelle PA, Klonicki PT, Di Giovanni GD, Hill VR, Akagi Y, Villegas EN.

J Am Water Works Assoc. 2015 Oct;107(10):24-32. No abstract available.


The development and implementation of a method using blue mussels (Mytilus spp.) as biosentinels of Cryptosporidium spp. and Toxoplasma gondii contamination in marine aquatic environments.

Staggs SE, Keely SP, Ware MW, Schable N, See MJ, Gregorio D, Zou X, Su C, Dubey JP, Villegas EN.

Parasitol Res. 2015 Dec;114(12):4655-67. doi: 10.1007/s00436-015-4711-9. Epub 2015 Sep 11.


Development and Evaluation of Three Real-Time PCR Assays for Genotyping and Source Tracking Cryptosporidium spp. in Water.

Li N, Neumann NF, Ruecker N, Alderisio KA, Sturbaum GD, Villegas EN, Chalmers R, Monis P, Feng Y, Xiao L.

Appl Environ Microbiol. 2015 Sep 1;81(17):5845-54. doi: 10.1128/AEM.01699-15. Epub 2015 Jun 19.


Determining pathogen and indicator levels in class B municipal organic residuals used for land application.

Rhodes ER, Boczek LA, Ware MW, McKay M, Hoelle JM, Schoen M, Villegas EN.

J Environ Qual. 2015 Jan;44(1):265-74. doi: 10.2134/jeq2014.04.0142.


Reply to "ranking filter methods for concentrating pathogens in lake water".

Bushon RN, Francy DS, Gallardo VJ, Lindquist HD, Villegas EN, Ware MW.

Appl Environ Microbiol. 2013 Sep;79(17):5420-1. doi: 10.1128/AEM.01559-13. No abstract available.


The Applicability of TaqMan-Based Quantitative Real-Time PCR Assays for Detecting and Enumerating Cryptosporidium spp. Oocysts in the Environment.

Staggs SE, Beckman EM, Keely SP, Mackwan R, Ware MW, Moyer AP, Ferretti JA, Sayed A, Xiao L, Villegas EN.

PLoS One. 2013 Jun 21;8(6):e66562. doi: 10.1371/journal.pone.0066562. Print 2013.


Development and evaluation of an off-the-slide genotyping technique for identifying Giardia cysts and Cryptosporidium oocysts directly from US EPA Method 1623 slides.

Ware MW, Keely SP, Villegas EN.

J Appl Microbiol. 2013 Jul;115(1):298-309. doi: 10.1111/jam.12223. Epub 2013 May 15.


Comparison of filters for concentrating microbial indicators and pathogens in lake water samples.

Francy DS, Stelzer EA, Brady AM, Huitger C, Bushon RN, Ip HS, Ware MW, Villegas EN, Gallardo V, Lindquist HD.

Appl Environ Microbiol. 2013 Feb;79(4):1342-52. doi: 10.1128/AEM.03117-12. Epub 2012 Dec 21.


Detection of multiple waterborne pathogens using microsequencing arrays.

Brinkman NE, Francisco R, Nichols TL, Robinson D, Schaefer FW 3rd, Schaudies RP, Villegas EN.

J Appl Microbiol. 2013 Feb;114(2):564-73. doi: 10.1111/jam.12073. Epub 2012 Dec 27.


Enumeration of viable and non-viable larvated Ascaris eggs with quantitative PCR.

Raynal M, Villegas EN, Nelson KL.

J Water Health. 2012 Dec;10(4):594-604. doi: 10.2166/wh.2012.101.


Host metabolism regulates growth and differentiation of Toxoplasma gondii.

Weilhammer DR, Iavarone AT, Villegas EN, Brooks GA, Sinai AP, Sha WC.

Int J Parasitol. 2012 Sep;42(10):947-59. doi: 10.1016/j.ijpara.2012.07.011. Epub 2012 Aug 24.


Evaluation of four RNA extraction methods for gene expression analyses of Cryptosporidium parvum and Toxoplasma gondii oocysts.

See MJ, Staggs SE, Dubey JP, Villegas EN.

J Microbiol Methods. 2012 Jun;89(3):185-92. doi: 10.1016/j.mimet.2012.03.010. Epub 2012 Mar 15.


Application of leftover sample material from waterborne protozoa monitoring for the molecular detection of Bacteroidales and fecal source tracking markers.

Ryu H, Tran H, Ware MW, Iker B, Griffin S, Egorov A, Edge TA, Newmann N, Villegas EN, Domingo JW.

J Microbiol Methods. 2011 Sep;86(3):337-43. doi: 10.1016/j.mimet.2011.06.001. Epub 2011 Jun 13.


Determining UV inactivation of Toxoplasma gondii oocysts by using cell culture and a mouse bioassay.

Ware MW, Augustine SA, Erisman DO, See MJ, Wymer L, Hayes SL, Dubey JP, Villegas EN.

Appl Environ Microbiol. 2010 Aug;76(15):5140-7. doi: 10.1128/AEM.00153-10. Epub 2010 Jun 11.


Using quantitative reverse transcriptase PCR and cell culture plaque assays to determine resistance of Toxoplasma gondii oocysts to chemical sanitizers.

Villegas EN, Augustine SA, Villegas LF, Ware MW, See MJ, Lindquist HD, Schaefer FW 3rd, Dubey JP.

J Microbiol Methods. 2010 Jun;81(3):219-25. doi: 10.1016/j.mimet.2010.03.023. Epub 2010 Apr 10.


Uptake and transmission of Toxoplasma gondii oocysts by migratory, filter-feeding fish.

Massie GN, Ware MW, Villegas EN, Black MW.

Vet Parasitol. 2010 May 11;169(3-4):296-303. doi: 10.1016/j.vetpar.2010.01.002. Epub 2010 Jan 7.


Improved Cryptosporidium parvum oocyst propagation using dexamethasone suppressed CF-1 mice.

Ware MW, Villegas EN.

Vet Parasitol. 2010 Mar 25;168(3-4):329-31. doi: 10.1016/j.vetpar.2009.11.019. Epub 2009 Dec 1.


Obtaining highly purified Toxoplasma gondii oocysts by a discontinuous cesium chloride gradient.

Staggs SE, See MJ, Dubey JP, Villegas EN.

J Vis Exp. 2009 Nov 3;(33). pii: 1420. doi: 10.3791/1420.


Cryptosporidium propidium monoazide-PCR, a molecular biology-based technique for genotyping of viable Cryptosporidium oocysts.

Brescia CC, Griffin SM, Ware MW, Varughese EA, Egorov AI, Villegas EN.

Appl Environ Microbiol. 2009 Nov;75(21):6856-63. doi: 10.1128/AEM.00540-09. Epub 2009 Sep 11.


Cryptosporidium source tracking in the Potomac River watershed.

Yang W, Chen P, Villegas EN, Landy RB, Kanetsky C, Cama V, Dearen T, Schultz CL, Orndorff KG, Prelewicz GJ, Brown MH, Young KR, Xiao L.

Appl Environ Microbiol. 2008 Nov;74(21):6495-504. doi: 10.1128/AEM.01345-08. Epub 2008 Sep 5.


Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry-based analysis of Giardia lamblia and Giardia muris.

Villegas EN, Glassmeyer ST, Ware MW, Hayes SL, Schaefer FW 3rd.

J Eukaryot Microbiol. 2006;53 Suppl 1:S179-81. No abstract available.


Interleukin-15-deficient mice develop protective immunity to Toxoplasma gondii.

Lieberman LA, Villegas EN, Hunter CA.

Infect Immun. 2004 Nov;72(11):6729-32.


A role for inducible costimulator protein in the CD28- independent mechanism of resistance to Toxoplasma gondii.

Villegas EN, Lieberman LA, Mason N, Blass SL, Zediak VP, Peach R, Horan T, Yoshinaga S, Hunter CA.

J Immunol. 2002 Jul 15;169(2):937-43.


IL-10 mediates susceptibility to Leishmania donovani infection.

Murphy ML, Wille U, Villegas EN, Hunter CA, Farrell JP.

Eur J Immunol. 2001 Oct;31(10):2848-56.


Interleukin-10 does not contribute to the pathogenesis of a virulent strain of Toxoplasma gondii.

Wille U, Villegas EN, Striepen B, Roos DS, Hunter CA.

Parasite Immunol. 2001 Jun;23(6):291-6.


Identification of a role for NF-kappa B2 in the regulation of apoptosis and in maintenance of T cell-mediated immunity to Toxoplasma gondii.

CaamaƱo J, Tato C, Cai G, Villegas EN, Speirs K, Craig L, Alexander J, Hunter CA.

J Immunol. 2000 Nov 15;165(10):5720-8.


Identification of STAT4-dependent and independent mechanisms of resistance to Toxoplasma gondii.

Cai G, Radzanowski T, Villegas EN, Kastelein R, Hunter CA.

J Immunol. 2000 Sep 1;165(5):2619-27.


Blockade of costimulation prevents infection-induced immunopathology in interleukin-10-deficient mice.

Villegas EN, Wille U, Craig L, Linsley PS, Rennick DM, Peach R, Hunter CA.

Infect Immun. 2000 May;68(5):2837-44.


The CD40/CD40 ligand interaction is required for resistance to toxoplasmic encephalitis.

Reichmann G, Walker W, Villegas EN, Craig L, Cai G, Alexander J, Hunter CA.

Infect Immun. 2000 Mar;68(3):1312-8.


Role of CD28 in the generation of effector and memory responses required for resistance to Toxoplasma gondii.

Villegas EN, Elloso MM, Reichmann G, Peach R, Hunter CA.

J Immunol. 1999 Sep 15;163(6):3344-53.

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