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Clinical features and molecular epidemiology of diarrheagenic Escherichia coli pathotypes identified by fecal gastrointestinal multiplex nucleic acid amplification in patients with cancer and diarrhea.

Chao AW, Bhatti M, DuPont HL, Nataro JP, Carlin LG, Okhuysen PC.

Diagn Microbiol Infect Dis. 2017 Aug 12. pii: S0732-8893(17)30245-6. doi: 10.1016/j.diagmicrobio.2017.08.004. [Epub ahead of print]


Viral associated diarrhea in immunocompromised and cancer patients at a large comprehensive cancer center: a 10-year retrospective study.

Ghosh N, Malik FA, Daver RG, Vanichanan J, Okhuysen PC.

Infect Dis (Lond). 2017 Feb;49(2):113-119. Epub 2016 Sep 13.


Fecal Indole as a Biomarker of Susceptibility to Cryptosporidium Infection.

Chappell CL, Darkoh C, Shimmin L, Farhana N, Kim DK, Okhuysen PC, Hixson J.

Infect Immun. 2016 Jul 21;84(8):2299-306. doi: 10.1128/IAI.00336-16. Print 2016 Aug.


Circulating microRNAs in Sera Correlate with Soluble Biomarkers of Immune Activation but Do Not Predict Mortality in ART Treated Individuals with HIV-1 Infection: A Case Control Study.

Murray DD, Suzuki K, Law M, Trebicka J, Neuhaus J, Wentworth D, Johnson M, Vjecha MJ, Kelleher AD, Emery S; INSIGHT ESPRIT and SMART Study Groups.

PLoS One. 2015 Oct 14;10(10):e0139981. doi: 10.1371/journal.pone.0139981. eCollection 2015.


A rapid and specific method for the detection of indole in complex biological samples.

Darkoh C, Chappell C, Gonzales C, Okhuysen P.

Appl Environ Microbiol. 2015 Dec;81(23):8093-7. doi: 10.1128/AEM.02787-15. Epub 2015 Sep 18.


Development and validation of a risk score for chronic kidney disease in HIV infection using prospective cohort data from the D:A:D study.

Mocroft A, Lundgren JD, Ross M, Law M, Reiss P, Kirk O, Smith C, Wentworth D, Neuhaus J, Fux CA, Moranne O, Morlat P, Johnson MA, Ryom L; D:A:D study group; Royal Free Hospital Clinic Cohort; INSIGHT study group; SMART study group; ESPRIT study group.

PLoS Med. 2015 Mar 31;12(3):e1001809. doi: 10.1371/journal.pmed.1001809. eCollection 2015 Mar.


Cryptosporidium muris: infectivity and illness in healthy adult volunteers.

Chappell CL, Okhuysen PC, Langer-Curry RC, Lupo PJ, Widmer G, Tzipori S.

Am J Trop Med Hyg. 2015 Jan;92(1):50-5. doi: 10.4269/ajtmh.14-0525. Epub 2014 Oct 13.


Severity of cardiovascular disease outcomes among patients with HIV is related to markers of inflammation and coagulation.

Nordell AD, McKenna M, Borges ÁH, Duprez D, Neuhaus J, Neaton JD; INSIGHT SMART, ESPRIT Study Groups; SILCAAT Scientific Committee.

J Am Heart Assoc. 2014 May 28;3(3):e000844. doi: 10.1161/JAHA.114.000844.


Factors associated with D-dimer levels in HIV-infected individuals.

Borges AH, O'Connor JL, Phillips AN, Baker JV, Vjecha MJ, Losso MH, Klinker H, Lopardo G, Williams I, Lundgren JD; INSIGHT SMART Study Group; ESPRIT Study Group; SILCAAT Scientific Committee.

PLoS One. 2014 Mar 13;9(3):e90978. doi: 10.1371/journal.pone.0090978. eCollection 2014.


Persistent abdominal symptoms in US adults after short-term stay in Mexico.

Nair P, Okhuysen PC, Jiang ZD, Carlin LG, Belkind-Gerson J, Flores J, Paredes M, DuPont HL.

J Travel Med. 2014 May-Jun;21(3):153-8. doi: 10.1111/jtm.12114. Epub 2014 Mar 13.


Seroepidemiology of norovirus-associated travelers' diarrhea.

Ajami NJ, Kavanagh OV, Ramani S, Crawford SE, Atmar RL, Jiang ZD, Okhuysen PC, Estes MK, DuPont HL.

J Travel Med. 2014 Jan-Feb;21(1):6-11. doi: 10.1111/jtm.12092.


Does chemotherapy cause viral relapse in cancer patients with hepatitis C infection successfully treated with antivirals?

Mahale P, Okhuysen PC, Torres HA.

Clin Gastroenterol Hepatol. 2014 Jun;12(6):1051-4.e1. doi: 10.1016/j.cgh.2013.10.034. Epub 2013 Nov 7.


Enteropathogens and chronic illness in returning travelers.

Cabada MM, Okhuysen PC, White AC Jr.

N Engl J Med. 2013 Aug 22;369(8):783. doi: 10.1056/NEJMc1308293#SA1. No abstract available.


GeoSentinel surveillance of illness in returned travelers, 2007-2011.

Leder K, Torresi J, Libman MD, Cramer JP, Castelli F, Schlagenhauf P, Wilder-Smith A, Wilson ME, Keystone JS, Schwartz E, Barnett ED, von Sonnenburg F, Brownstein JS, Cheng AC, Sotir MJ, Esposito DH, Freedman DO; GeoSentinel Surveillance Network.

Ann Intern Med. 2013 Mar 19;158(6):456-68. doi: 10.7326/0003-4819-158-6-201303190-00005.


Biomarkers and bacterial pneumonia risk in patients with treated HIV infection: a case-control study.

Bjerk SM, Baker JV, Emery S, Neuhaus J, Angus B, Gordin FM, Pett SL, Stephan C, Kunisaki KM; INSIGHT SMART Study Group.

PLoS One. 2013;8(2):e56249. doi: 10.1371/journal.pone.0056249. Epub 2013 Feb 15.


Mechanism of action and initial evaluation of a membrane active all-D-enantiomer antimicrobial peptidomimetic.

McGrath DM, Barbu EM, Driessen WH, Lasco TM, Tarrand JJ, Okhuysen PC, Kontoyiannis DP, Sidman RL, Pasqualini R, Arap W.

Proc Natl Acad Sci U S A. 2013 Feb 26;110(9):3477-82. doi: 10.1073/pnas.1221924110. Epub 2013 Jan 23.


Travel-associated sexually transmitted infections: an observational cross-sectional study of the GeoSentinel surveillance database.

Matteelli A, Schlagenhauf P, Carvalho AC, Weld L, Davis XM, Wilder-Smith A, Barnett ED, Parola P, Pandey P, Han P, Castelli F; GeoSentinel Surveillance Network.

Lancet Infect Dis. 2013 Mar;13(3):205-13. doi: 10.1016/S1473-3099(12)70291-8. Epub 2012 Nov 23.


Travel-associated illness in older adults (>60 y).

Gautret P, Gaudart J, Leder K, Schwartz E, Castelli F, Lim PL, Murphy H, Keystone J, Cramer J, Shaw M, Boddaert J, von Sonnenburg F, Parola P; GeoSentinel Surveillance Network.

J Travel Med. 2012 May-Jun;19(3):169-77. doi: 10.1111/j.1708-8305.2012.00613.x. Erratum in: J Travel Med. 2012 Jul;19(4):276. Cramer, Jacob [corrected to Cramer, Jakob].


A randomized, double-blind, pilot study of rifaximin 550 mg versus placebo in the prevention of travelers' diarrhea in Mexico during the dry season.

Flores J, Dupont HL, Jiang ZD, Okhuysen PC, Melendez-Romero JH, Gonzalez-Estrada A, Carrillo I, Paredes M.

J Travel Med. 2011 Sep-Oct;18(5):333-6. doi: 10.1111/j.1708-8305.2011.00549.x. Epub 2011 Aug 1.


Patterns of illness in travelers visiting Mexico and Central America: the GeoSentinel experience.

Flores-Figueroa J, Okhuysen PC, von Sonnenburg F, DuPont HL, Libman MD, Keystone JS, Hale DC, Burchard G, Han PV, Wilder-Smith A, Freedman DO; GeoSentinel Surveillance Network.

Clin Infect Dis. 2011 Sep;53(6):523-31. doi: 10.1093/cid/cir468. Epub 2011 Aug 10.

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