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The Control of Typhoid Fever in Vietnam.
Tran Vu Thieu Nga, Pham Thanh Duy, Nguyen Phu Huong Lan, Nguyen Van Vinh Chau, Stephen Baker
Apr 10, 2019
Typhoid fever, caused by Salmonella enterica serovar Typhi (S. Typhi), is a diminishing public health problem in Vietnam, and this process may represent a prototype for typhoid elimination in Asia. Here, we review typhoid...
Gallbladder carriage generates genetic variation and genome degradation in Salmonella Typhi.
Pham Thanh Duy, Nga Tran Vu Thieu, To Nguyen Thi Nguyen, Ho Ngoc Dan Thanh, Sabina Dongol, Abhilasha Karkey, Megan Carey, Buddha Basnyat, Gordon Dougan, Maia A Rabaa, Stephen Baker
Oct 27, 2020
Despite recent advances in typhoid fever control, asymptomatic carriage of Salmonella Typhi in the gallbladder remains poorly understood. Aiming to understand if S. Typhi becomes genetically adapted for long-term colonisation in...
Gallbladder carriage generates genetic variation and genome degradation in Salmonella Typhi
Pham Thanh Duy, Nga Tran Vu Thieu, To Nguyen Thi Nguyen, Ho Ngoc Dan Thanh, Sabina Dongol, Abhilasha Karkey, Megan Carey, Buddha Basnyat, Gordon Dougan, Maia A. Rabaa, Stephen Baker
Nov 03, 2020
Despite recent advances in typhoid fever control, asymptomatic carriage of Salmonella Typhi in the gallbladder remains poorly understood. Aiming to understand if S. Typhi becomes genetically adapted for long-term colonisation in...
Gallbladder carriage generates genetic variation and genome degradation in Salmonella Typhi
Pham Thanh Duy, Nga Tran Vu Thieu, To Nguyen Thi Nguyen, Ho Ngoc Dan Thanh, Sabina Dongol, Abhilasha Karkey, Megan Carey, Buddha Basnyat, Gordon Dougan, Maia A. Rabaa, Stephen Baker
Nov 02, 2020
Despite recent advances in typhoid fever control, asymptomatic carriage of Salmonella Typhi in the gallbladder remains poorly understood. Aiming to understand if S. Typhi becomes genetically adapted for long-term colonisation in...
An age-stratified serosurvey against purified Salmonella enterica serovar Typhi antigens in the Lao People´s Democratic Republic.
Lisa Hefele, Antony P Black, Trinh Van Tan, Nguyen Tri Minh, Nguyen Duc Hoang, Siriphone Virachith, Claude P Muller, Judith M Hübschen, Paula Russell, Josefin Bartholdson Scott, Chau Nguyen Ngoc Minh, Tran Vu Thieu Nga, Stephen Baker
Jan 05, 2022
The epidemiology of typhoid fever in Lao People`s Democratic Republic is poorly defined. Estimating the burden of typhoid fever in endemic countries is complex due to the cost and limitations of population-based surveillance;...
Emergence of a globally dominant IncHI1 plasmid type associated with multiple drug resistant typhoid.
Kathryn E Holt, Minh Duy Phan, Stephen Baker, Pham Thanh Duy, Tran Vu Thieu Nga, Satheesh Nair, A Keith Turner, Ciara Walsh, Séamus Fanning, Sinéad Farrell-Ward, Shanta Dutta, Sam Kariuki, François-Xavier Weill, Julian Parkhill, Gordon Dougan, John Wain
Sep 06, 2019
Typhoid fever, caused by Salmonella enterica serovar Typhi (S. Typhi), remains a serious global health concern. Since their emergence in the mid-1970s multi-drug resistant (MDR) S. Typhi now dominate drug sensitive equivalents...
Role of Environmental Factors in Shaping Spatial Distribution of Salmonella enterica Serovar Typhi, Fiji.
Ruklanthi de Alwis, Conall Watson, Birgit Nikolay, John H Lowry, Nga Tran Vu Thieu, Tan Trinh Van, Dung Tran Thi Ngoc, Kitione Rawalai, Mere Taufa, Jerimaia Coriakula, Colleen L Lau, Eric J Nilles, W John Edmunds, Mike Kama, Stephen Baker, Jorge Cano
Aug 08, 2019
Fiji Salmonella enterica serovar Typhi Vi antibodies Vi capsular antigen Bacteria environmental factors flooding Multilevel Analysis Risk Factors Seroprevalence Typhoid Fever Adolescent Adult Aged Aged 80 and over Antibodies Bacterial Child Child Preschool Cluster Analysis Cross-Sectional Studies Environmental Microbiology Fiji Humans Infant Infant Newborn Middle Aged Peptides Cyclic Risk Factors Salmonella typhi Seroepidemiologic Studies Typhoid Fever
Diagnostic metabolite biomarkers of chronic typhoid carriage.
Elin Näsström, Pär Jonsson, Anders Johansson, Sabina Dongol, Abhilasha Karkey, Buddha Basnyat, Nga Tran Vu Thieu, Tan Trinh Van, Guy E Thwaites, Henrik Antti, Stephen Baker
Apr 10, 2019
BACKGROUND: Salmonella Typhi and Salmonella Paratyphi A are the agents of enteric (typhoid) fever; both can establish chronic carriage in the gallbladder. Chronic Salmonella carriers are typically asymptomatic, intermittently...
An age-stratified serosurvey against purified Salmonella enterica serovar Typhi antigens in the Lao People´s Democratic Republic.
Lisa Hefele, Antony P Black, Trinh Van Tan, Nguyen Tri Minh, Nguyen Duc Hoang, Siriphone Virachith, Claude P Muller, Judith M Hübschen, Paula Russell, Josefin Bartholdson Scott, Chau Nguyen Ngoc Minh, Tran Vu Thieu Nga, Stephen Baker
Jan 28, 2022
The epidemiology of typhoid fever in Lao People`s Democratic Republic is poorly defined. Estimating the burden of typhoid fever in endemic countries is complex due to the cost and limitations of population-based surveillance;...
Reproducible diagnostic metabolites in plasma from typhoid fever patients in Asia and Africa.
Elin Näsström, Christopher M Parry, Nga Tran Vu Thieu, Rapeephan R Maude, Hanna K de Jong, Masako Fukushima, Olena Rzhepishevska, Florian Marks, Ursula Panzner, Justin Im, Hyonjin Jeon, Seeun Park, Zabeen Chaudhury, Aniruddha Ghose, Rasheda Samad, Tan Trinh Van, Anders Johansson, Arjen M Dondorp, Guy E Thwaites, Abul Faiz, Henrik Antti, Stephen Baker
Feb 19, 2019
Salmonella Typhi is the causative agent of typhoid. Typhoid is diagnosed by blood culture, a method that lacks sensitivity, portability and speed. We have previously shown that specific metabolomic profiles can be detected in...
A cross-sectional seroepidemiological survey of typhoid fever in Fiji.
Conall H Watson, Stephen Baker, Colleen L Lau, Kitione Rawalai, Mere Taufa, Jerimaia Coriakula, Nga Tran Vu Thieu, Tan Trinh Van, Dung Tran Thi Ngoc, Niel Hens, John H Lowry, Ruklanthi de Alwis, Jorge Cano, Kylie Jenkins, E Kim Mulholland, Eric J Nilles, Mike Kama, W John Edmunds
Apr 10, 2019
Fiji, an upper-middle income state in the Pacific Ocean, has experienced an increase in confirmed case notifications of enteric fever caused by Salmonella enterica serovar Typhi (S. Typhi). To characterize the epidemiology of...
Adolescent Adult Age Distribution Aged Antibodies Bacterial Child Child Preschool Cross-Sectional Studies Demography Female Fiji Humans Immunoglobulin G Infant Logistic Models Male Middle Aged Multivariate Analysis Odds Ratio Salmonella typhi Sanitation Seroepidemiologic Studies Sex Distribution Socioeconomic Factors Surveys and Questionnaires Typhoid Fever Vaccination Young Adult
The Role of Maternally Acquired Antibody in Providing Protective Immunity Against Nontyphoidal Salmonella in Urban Vietnamese Infants
Ruklanthi de Alwis, Le Thi Phuong Tu, Nhi Le Thi Quynh, Corinne N Thompson, Katherine L Anders, Nguyen Thi Van Thuy, Nguyen Trong Hieu, Lu Lan Vi, Nguyen Van Vinh Chau, Vu Thuy Duong, Tran Thi Hong Chau, Ha Thanh Tuyen, Tran Vu Thieu Nga, Pham Van Minh, Trinh Van Tan, Trang Nguyen Hoang Thu, Tran Do Hoang Nhu, Guy E Thwaites, Cameron Simmons, Stephen Baker
Apr 09, 2019
BACKGROUND: Nontyphoidal Salmonella (NTS) organisms are a major cause of gastroenteritis and bacteremia, but little is known about maternally acquired immunity and natural exposure in infant populations residing in areas where...
An evaluation of purified Salmonella Typhi protein antigens for the serological diagnosis of acute typhoid fever.
Nga Tran Vu Thieu, Tan Trinh Van, Anh Tran Tuan, Elizabeth J Klemm, Chau Nguyen Ngoc Minh, Phat Voong Vinh, Duy Pham Thanh, Thanh Ho Ngoc Dan, Trung Pham Duc, Pinky Langat, Laura B Martin, Jorge Galan, Li Liang, Philip L Felgner, D Huw Davies, Hanna K de Jong, Rapeephan R Maude, Masako Fukushima, Lalith Wijedoru, Aniruddha Ghose, Rasheda Samad, Arjen M Dondorp, Abul Faiz, Thomas C Darton, Andrew J Pollard, Guy E Thwaites, Gordon Dougan, Christopher M Parry, Stephen Baker
Apr 10, 2019
OBJECTIVES: The diagnosis of typhoid fever is a challenge. Aiming to develop a typhoid diagnostic we measured antibody responses against Salmonella Typhi (S. Typhi) protein antigens and the Vi polysaccharide in a cohort of...
Career Ambition and Employee Performance Behaviour
This study develops and tests a theoretical model that investigates how career ambition can have an impact on different types of academics' performance behaviour, and how ideological development at work can affect this model in...
Career Ambition and Employee Performance Behaviour
This study develops and tests a theoretical model that investigates how career ambition can have an impact on different types of academics' performance behaviour, and how ideological development at work can affect this model in...
Dexamethasone and long-term outcome of tuberculous meningitis in Vietnamese adults and adolescents.
M Estée Török, Duc Bang Nguyen, Thi Hong Chau Tran, Thi Bich Yen Nguyen, Guy E Thwaites, Thi Quy Hoang, Huy Dung Nguyen, Tinh Hien Tran, Tran Chinh Nguyen, Hoang Thi Thanh Hoang, Marcel Wolbers, Jeremy J Farrar
Jun 26, 2018
BACKGROUND: Dexamethasone has been shown to reduce mortality in patients with tuberculous meningitis but the long-term outcome of the disease is unknown. METHODS: Vietnamese adults and adolescents with tuberculous meningitis...
Awareness and preparedness of healthcare workers against the first wave of the COVID-19 pandemic
Nguyen Tien Huy, R Matthew Chico, Vuong Thanh Huan, Hosam Waleed Shaikhkhalil, Vuong Ngoc Thao Uyen, Ahmad Taysir Atieh Qarawi, Shamael Thabit Mohammed Alhady, Nguyen Lam Vuong, Le Van Truong, Mai Ngoc Luu, Shyam Prakash Dumre, Atsuko Imoto, Peter N Lee, Dao Ngoc Hien Tam, Sze Jia Ng, Mohammad Rashidul Hashan, Mitsuaki Matsui, Nguyen Tran Minh Duc, Sedighe Karimzadeh, Nut Koonrungsesomboon, Chris Smith, Sharon Cox, Kazuhiko Moji, Kenji Hirayama, Le Khac Linh, Kirellos Said Abbas, Tran Nu Thuy Dung, Tareq Mohammed Ali Al-Ahdal, Emmanuel Oluwadare Balogun, Nguyen The Duy, Mennatullah Mohamed Eltaras, Trang Huynh, Nguyen Thi Linh Hue, Bui Diem Khue, Abdelrahman Gad, Gehad Mohamed Tawfik, Kazumi Kubota, Hoang-Minh Nguyen, Dmytro Pavlenko, Vu Thi Thu Trang, Le Thuong Vu, Tran Hai Yen, Nguyen Thi Yen-Xuan, Luong Thi Trang, Vinh Dong, Akash Sharma, Vu Quoc Dat, Mohammed Soliman, Jeza Abdul Aziz, Jaffer Shah, Pham Dinh Long Hung, Yap Siang Jee, Dang Thuy Ha Phuong, Tran Thuy Huong Quynh, Hoang Thi Nam Giang, Vy Thi Nhat Huynh, Nguyen Anh Thi, Nacir Dhouibi, Truc Phan, Vincent Duru, Nguyen Hai Nam, Sherief Ghozy, contributors of the TMGH-Global COVID-19 Collaborative, TMGH-Global COVID-19 Collaborative
Jan 05, 2022
Constrained Density Peak Clustering
Viet-Thang Vu, T. Bui, Tien Nguyen, Doan-Vinh Tran, Viet-Vu Vu, Sergey Avdoshin, Hong-Quan Do
Jan 01, 2023
Clustering is a commonly used tool for discovering knowledge in data mining. Density peak clustering (DPC) has recently gained attention for its ability to detect clusters with various shapes and noise, using just one parameter....
Published by: IGI Global Scientific Publishing
Multiple Wolbachia strains provide comparative levels of protection against dengue virus infection in Aedes aegypti.
Heather A Flores, Jyotika Taneja de Bruyne, Tanya B O'Donnell, Vu Tuyet Nhu, Nguyen Thi Giang, Huynh Thi Xuan Trang, Huynh Thi Thuy Van, Vo Thi Long, Le Thi Dui, Huynh Le Anh Huy, Huynh Thi Le Duyen, Nguyen Thi Van Thuy, Nguyen Thanh Phong, Nguyen Van Vinh Chau, Duong Thi Hue Kien, Tran Thuy Vi, Bridget Wills, Scott L O'Neill, Cameron P Simmons, Lauren B Carrington
Apr 23, 2020
The insect bacterium Wolbachia pipientis is being introgressed into Aedes aegypti populations as an intervention against the transmission of medically important arboviruses. Here we compare Ae. aegypti mosquitoes infected with...
Awareness and preparedness of healthcare workers against the first wave of the COVID-19 pandemic
Nguyen Tien Huy, R Matthew Chico, Vuong Thanh Huan, Hosam Waleed Shaikhkhalil, Vuong Ngoc Thao Uyen, Ahmad Taysir Atieh Qarawi, Shamael Thabit Mohammed Alhady, Nguyen Lam Vuong, Le Van Truong, Mai Ngoc Luu, Shyam Prakash Dumre, Atsuko Imoto, Peter N Lee, Dao Ngoc Hien Tam, Sze Jia Ng, Mohammad Rashidul Hashan, Mitsuaki Matsui, Nguyen Tran Minh Duc, Sedighe Karimzadeh, Nut Koonrungsesomboon, Chris Smith, Sharon Cox, Kazuhiko Moji, Kenji Hirayama, Le Khac Linh, Kirellos Said Abbas, Tran Nu Thuy Dung, Tareq Mohammed Ali Al-Ahdal, Emmanuel Oluwadare Balogun, Nguyen The Duy, Mennatullah Mohamed Eltaras, Trang Huynh, Nguyen Thi Linh Hue, Bui Diem Khue, Abdelrahman Gad, Gehad Mohamed Tawfik, Kazumi Kubota, Hoang-Minh Nguyen, Dmytro Pavlenko, Vu Thi Thu Trang, Le Thuong Vu, Tran Hai Yen, Nguyen Thi Yen-Xuan, Luong Thi Trang, Vinh Dong, Akash Sharma, Vu Quoc Dat, Mohammed Soliman, Jeza Abdul Aziz, Jaffer Shah, Pham Dinh Long Hung, Yap Siang Jee, Dang Thuy Ha Phuong, Tran Thuy Huong Quynh, Hoang Thi Nam Giang, Vy Thi Nhat Huynh, Nguyen Anh Thi, Nacir Dhouibi, Truc Phan, Vincent Duru, Nguyen Hai Nam, Sherief Ghozy, contributors of the TMGH-Global COVID-19 Collaborative, TMGH-Global COVID-19 Collaborative
Jan 28, 2022
BACKGROUND: Since the COVID-19 pandemic began, there have been concerns related to the preparedness of healthcare workers (HCWs). This study aimed to describe the level of awareness and preparedness of hospital HCWs at the time...
AN ELASTIC FLOW FOR NONLINEAR SPLINE INTERPOLATIONS IN ℝ<sup>n</sup>
In this paper we use the method of geometric flow on the problem of nonlinear spline interpolations for non-closed curves in n-dimensional Euclidean spaces. The method applies theory of fourth-order parabolic PDEs to each...
Novel multiplex real-time PCR assays reveal a high prevalence of diarrhoeagenic Escherichia coli pathotypes in healthy and diarrhoeal children in the south of Vietnam.
Vu Thuy Duong, Le Thi Phuong Tu, Ha Thanh Tuyen, Le Thi Quynh Nhi, James I Campbell, Pham Van Minh, Hoang Le Phuc, Tran Thi Hong Chau, Nguyen Minh Ngoc, Lu Lan Vi, Claire Jenkins, Iruka Okeke, Ellen Higginson, Stephen Baker
Sep 21, 2020
BACKGROUND: Diarrhoeagenic Escherichia coli (DEC) infections are common in children in low-middle income countries (LMICs). However, detecting the various DEC pathotypes is complex as they cannot be differentiated by classical...
co-infection Diarrhoea children EAEC EHEC EIEC EPEC ETEC Healthy children Multiplex real-time PCR Adolescent Child Child Preschool Diarrhea Enteropathogenic Escherichia coli Escherichia coli Infections Female Humans Infant Infant Newborn Male Multiplex Polymerase Chain Reaction prevalence Real-Time Polymerase Chain Reaction Sensitivity and Specificity Vietnam Virulence Factors Bordetella
AN ELASTIC FLOW FOR NONLINEAR SPLINE INTERPOLATIONS IN ℝ<sup>n</sup>
In this paper we use the method of geometric flow on the problem of nonlinear spline interpolations for non-closed curves in n-dimensional Euclidean spaces. The method applies theory of fourth-order parabolic PDEs to each...
No Clinical Benefit of Empirical Antimicrobial Therapy for Pediatric Diarrhea in a High-Usage, High-Resistance Setting.
Vu Thuy Duong, Ha Thanh Tuyen, Pham Van Minh, James I Campbell, Hoang Le Phuc, Tran Do Hoang Nhu, Le Thi Phuong Tu, Tran Thi Hong Chau, Le Thi Quynh Nhi, Nguyen Thanh Hung, Nguyen Minh Ngoc, Nguyen Thi Thanh Huong, Lu Lan Vi, Corinne N Thompson, Guy E Thwaites, Ruklanthi de Alwis, Stephen Baker
Apr 10, 2019
BACKGROUND: Pediatric diarrheal disease presents a major public health burden in low- to middle-income countries. The clinical benefits of empirical antimicrobial treatment for diarrhea are unclear in settings that lack reliable...
Campylobacter Shigella Antimicrobial resistance disease outcome Fluoroquinolones multidrug resistance nontyphoidal Salmonella pediatric diarrhea Adolescent Anti-Bacterial Agents Campylobacter Child Child Preschool Cross-Sectional Studies Diarrhea Drug Resistance Multiple Bacterial Feces Female Humans Infant Male Microbial Sensitivity Tests prevalence Prospective Studies salmonella Shigella Treatment Outcome Vietnam
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