نتایج جستجو برای: us travelers

تعداد نتایج: 352902  

2009
Hoonmo L Koo Herbert L DuPont David B Huang

Travelers' diarrhea is a common illness among international travelers from developed to developing countries. Travelers' diarrhea is caused by ingestion of contaminated food and water. Bacteria are the primary cause of travelers' diarrhea. In most surveys, the most common diarrheal pathogen identified is enterotoxigenic Escherichia coli. There are several antimicrobial agents available for the ...

2015
Brian S. Schwartz Jessica Rosen Pauline V. Han Noreen A. Hynes Stefan H. Hagmann Sowmya R. Rao Emily S. Jentes Edward T. Ryan Regina C. LaRocque

An increasing number of immunocompromised individuals are pursuing international travel, and a better understanding of their international travel patterns and pretravel health care is needed. We evaluated the clinical features, itineraries, and pretravel health care of 486 immunocompromised international travelers seen at Global TravEpiNet sites from January 2009 to June 2012. We used bivariate...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده کشاورزی 1393

دست¬ورزی کشت¬های سلولی با الیسیتورها یکی از استراتژی¬های مهم جهت القای متابولیت¬های ارزشمند در بیوتکنولوژی گیاهی است. بدین منظور در این مطالعه اثر امواج us و تنش شوری بر رشد، تولید متابولیت¬های اولیه و ثانویه در کشت سلولی ریزجلبک dunaliella salina مورد بررسی قرار گرفت. کشتهای سلولی تحت اثر تیمارهای امواج us (40 کیلو هرتز) به مدت زمان 5/2، 5 و10 دقیقه و شوری با غلظت های 2 مولار و3 مولار کلرید سد...

2011
Harsimran Gill Neha Singh

Medical Tourism has become one of the latest trends in the tourism industry which has been and has the potential to continue growing exponentially every year. More travelers than ever before are now travelling abroad to get high quality medical treatments for less cost. The purpose of my study is to explore the interest in US travelers in medical tourism. Results from the survey indicated that ...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2004
David B Huang Mukta Awasthi Binh-Minh Le Meegan E Leve Margaret W DuPont Herbert L DuPont Charles D Ericsson

A pilot study was performed to compare the effects of a restricted physiologic diet in 48 subjects with those of an unrestricted diet in 57 subjects on the duration and symptoms of acute travelers' diarrhea among US adults being treated with an antimicrobial agent in Mexico. Restricted physiologic diet was defined as the avoidance of certain foods during diarrheal illness, as specified in limit...

2005
Helena Hervius Askling Jenny Nilsson Anders Tegnell Ragnhild Janzon Karl Ekdahl

Imported malaria has been an increasing problem in several Western countries in the last 2 decades. To calculate the risk factors of age, sex, and travel destination in Swedish travelers, we used data from the routine reporting system for malaria (mixture of patients with and without adequate prophylaxis), a database on travel patterns, and in-flight or visa data on Swedish travelers of 1997 to...

2014
Marc Mendelson Pauline V. Han Peter Vincent Frank von Sonnenburg Jakob P. Cramer Louis Loutan Kevin C. Kain Philippe Parola Stefan Hagmann Effrossyni Gkrania-Klotsas Mark Sotir Patricia Schlagenhauf

To understand geographic variation in travel-related illness acquired in distinct African regions, we used the GeoSentinel Surveillance Network database to analyze records for 16,893 ill travelers returning from Africa over a 14-year period. Travelers to northern Africa most commonly reported gastrointestinal illnesses and dog bites. Febrile illnesses were more common in travelers returning fro...

Journal: :Clinical infectious diseases : an official publication of the Infectious Diseases Society of America 2011
Jose Flores-Figueroa Pablo C Okhuysen Frank von Sonnenburg Herbert L DuPont Michael D Libman Jay S Keystone Devon C Hale Gerd Burchard Pauline V Han Annelies Wilder-Smith David O Freedman

BACKGROUND Mexico and Central America are important travel destinations for North American and European travelers. There is limited information on regional differences in travel related morbidity. METHODS We describe the morbidity among 4779 ill travelers returned from Mexico and Central America who were evaluated at GeoSentinel network clinics during December 1996 to February 2010. RESULTS...

Journal: :Journal of clinical microbiology 2010
Hoonmo L Koo Nadim J Ajami Zhi-Dong Jiang Frederick H Neill Robert L Atmar Charles D Ericsson Pablo C Okhuysen David N Taylor A Louis Bourgeois Robert Steffen Herbert L DuPont

Noroviruses (NoVs) are increasingly being recognized as an important enteric pathogen of gastroenteritis worldwide. The prevalence of NoVs as a cause of diarrhea acquired by travelers in developing countries is not well known. We examined the prevalence and importance of NoV infection in three international traveler cohorts with diarrhea acquired in three developing regions of the world, Mexico...

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