Occurrence and expression of luminescence in Vibrio cholerae (2008)
Grim, Christopher J., Taviani, Elisa, Alam, Munirul, Huq, Anwar, Sack, R. Bradley, Colwell, Rita R.
Several species of the genus Vibrio, including Vibrio cholerae, are bioluminescent or contain bioluminescent strains. Previous studies have reported that only 10% of V. cholerae strains are...
The Aquatic environment as a reservoir of vibrio cholerae: (2007)
Islam, Mohammad Sirajul, Drasar, Bohumil S., Sack, R. Bradley
e aquatic flora and fauna as reservoirs of Vibrio cholerae: a review. (2007)
Islam, Mohammad Sirajul, Drasar, Bohumil S., Sack, R. Bradley
Hasan, Khundkar Z., Pathela, Preeti, Alam, Korshed, Podder, Goutam, Faruque, Shah M., Roy, Eliza, ...
The incidence of aetiology-specific diarrhoea and the pathogenicity of infectious agents in a birth cohort (n=252) in rural Bangladesh were determined. Stool specimens or rectal swabs were collected...
Khundkar Z. Hasan, Preeti Pathela, Korshed Alam, Goutam Podder, Shah M. Faruque, Eliza Roy, ...
The incidence of aetiology-specific diarrhoea and the pathogenicity of infectious agents in a birth cohort (n=252) in rural Bangladesh were determined. Stool specimens or rectal swabs were collected...
A Comparison of Two Systems for Chlorinating Water in Rural Honduras (2006)
Amy K. Henderson, R. Bradley Sack, Erick Toledo
This study investigated a small subset of the two community water-disinfection systems - hypochlorinators and tablet feeders - in rural Honduras. Levels of residual chlorine were assessed at three...
Haque, Rashid, Ali, Ibnekarim M., Sack, R. Bradley, Farr, Barry M., Ramakrishnan, Girija, Petri, WA Jr
Amebiasis is the third leading parasitic cause of death worldwide, and it is not known whether immunity is acquired from a previous infection. An investigation was done to determine whether...
Albert, M. John, Ansaruzzaman, M., Talukder, Kaisar A., Chopra, Ashok K., Kuhn, Inger, Rahman, Motiur, ...
Aeromonads are causative agents of a number of human infections. Even though aeromonads have been isolated from patients suffering from diarrhea, their etiological role in gastroenteritis is unclear....
Faruque, Shah M., Saha, Manujendra N., Sack, David A., Sack, R. Bradley, Takeda, Yoshifumi, ...
Sixty-four representative strains of Vibrio cholerae O139 were analyzed, to re-examine the origin of this serogroup. Ribotyping differentiated the strains into 3 HindIII and 7 BglI ribotypes. One...
Wenneras, Christine, Qadri, Firdause, Bardhan, Prodeep K., Sack, R. Bradley, Svennerholm, Ann-Mari
Immune responses against enterotoxigenic Escherichia coli (ETEC) were examined in Bangladeshi adults with naturally acquired disease and compared to responses in age-matched Bangladeshi volunteers...
Faruque, Shah M., Siddique, A.K., Saha, MN, Rahman, M. Mostafizur, Zaman, K., ...
Vibrio cholerae O139 Bengal initially appeared in the southern coastal region of Bangladesh and spread northward, causing explosive epidemics during 1992 and 1993. The resurgence of V. cholerae O139...
Induction of fimbriated Vibrio cholerae O139 (1998)
Ehara, Masahiko, Iwami, Mamoru, Ichinose, Yoshio, Hirayama, Toshiya, Albert, M. John, Sack, R. Bradley, ...
Several fimbriated phases of Vibrio cholerae O139 strains were selectively induced and compared immunologically and biochemically with those of V. cholerae O1. Fimbrial antigens were detected on the...
Comparison of immune responses in patients infected with Vibrio cholerae O139 and O1 (1997)
Qadri, Firdausi, Wennerås, Christine, Albert, M. John, Hossain, Jaber, Mannoor, Kahssar, Begum, Yasmin Ara, ...
Vibrio cholerae O139 has recently emerged as the second etiologic agent of cholera in Asia. A study was carried out to evaluate the induction of specific immune responses to the organism in V....
Albert, M.John, Islam, M.Sirajul, Faruque, Shah M., Ansaruzzaman, M., Siddique, A.K., Mollby, Ronald, ...
Antimicrobial resistance in organisms causing diarrheal disease (1997)
Sack, R. Bradley, Rahman, Mahbubur, Yunus, M., Khan, Eradul H.
Antimicrobial resistance is becoming increasingly important in the treatment of enteric infections, particularly those due to Shigella, Vibrio cholerae, enterotoxigenic Escherichia coli (associated...
Epidemiology & ecology of vibrio cholerae in Bangladesh (1996)
Siddique, A.K.M., Albert, M.John, Sack, R. Bradley, Islam, Md. Sirajul, Faruque, Shah M., Qadri, FIrdousi, ...
Qadri, Firdausi, Mohi, M. Golam, Chowdhury, Ashrafuzzamn, Alam, Khorshid, Azim, Tasnim, Sears, Cynthia, ...
A monoclonal antibody, ICT11, specific for the toxin of enterotoxigenic Bacteroides fragilis (ETBF) neutralized the cytotoxic effect of the toxin on human colonic cell line HT-29/C1. In an evaluation...
Islam, Md. Sirajul, Albert, M.John, Huq, A., Rahim, M. Zeaur, Felsenstein, Albert, Colwell, Rita R., ...
Cytokines in the stools of children with complicated shigellosis (1995)
Azim, Tasnim, Halder, R. Chandra, Sarker, M. Safiullah, Ahmed, Sharmeen, Hamadani, Jena, Chowdhury, Akhtaruzzaman, ...
The pathogenesis of the systemic complications, leukemoid reaction and hemolytic uremic syndrome, associated with Shigella dysenteriae type 1 infection is not well understood. The excessive...
Qadri, Firdausi, Hasan, Jafrul A., Hossain, Jaber, Chowdhury, Ashrafuzzaman, Begum, Yasmin Ara, Azim, Tasnim, ...
A monoclonal antibody-based test, Bengal SMART, was developed for rapid detection of Vibrio cholerae O139 synonym Bengal directly from stool specimens. The test, which takes about 15 min to complete,...
Popovic, Tanja, Fields, Patricia I., Olsvik, Orjan, Wells, Joy G., Evins, Gracia M., Cameron, Daniel N., ...
Since October 1992, > 150,000 cases of cholera have been reported from India and Bangladesh; the great majority of Vibrio cholerae isolates belong to the newly established serogroup O139. To better...
Environment and child survival: safe household intervention in Bangladesh (1994)
Hoque, Bilqis A., Bokhs, Khoda, Mahmood, Qamruzzaman, Aziz, K.M.A., Baqui, A.H., Sack, R. Bradley
Qadri, Firdausi, Chowdhury, Ashrafuzzaman, Hossain, Jaber, Chowdhury, Khaleda, Azim, Tasnim, Shimada, Toshio, ...
A monoclonal antibody-based coagglutination test directly detected Vibrio cholerae O139 synonym Bengal in 83 of 120 watery diarrheal stool specimens; on culture, 90 samples were positive. Thus, with...
A survey of neonatal rotavirus infections in Bangladesh (1994)
Unicomb, Leanne, Glass, Roger, Sack, R. Bradley, Gentsch, Jon, Shahid, Nigar S.
Sack, R. Bradley, Albert, M. John, Alam, K., Neogi, P.K.B., Akbar, MS, Akbar, M.S.
We undertook a controlled study of children younger than 5 years in Bangladesh to determine whether enterotoxigenic Bacteroides fragilis (ETBF) was associated with diarrhea in this population. ETBF...
Faruque, Shah M., Roy, Sanjit K., Khan, Ferdousi, Nair, G. Balakrish, Sack, R. Bradley, ...
Vibrio cholerae O139 synonym Bengal recently caused large epidemics of cholera-like disease in Bangladesh and India. We compared the restriction fragment length polymorphisms of ctxA and rRNA genes...
Baqui, Abdullah H., Sack, R. Bradley, Black, Robert E., Chowdhury, Hafizur R., Yunus, Mohammed, Siddique, Abdul K.
A community-based longitudinal study was carried out at Matlab, Bangladesh, to investigate the magnitude of the problem of persistent diarrhea; 705 children aged < 5 y were followed, yielding 7300...
Birth weight and infant mortality in the slums of Dhaka City: a prospective study (1993)
Arifeen, Shams EI, Antelmang, Gretchen, Baqui, Abdullah Hei, Amin, Selina, Sack, R. Bradley
Large outbreak of clinical cholera due to vibrio cholerae non-01 in Bangladesh[letter] (1993)
Albert, M. John, Siddiqi, A.K., Islam, M.S., Faruque, A.S.G., Ansaruzzaman, M., Faruque, S.M., ...
Popovic, Tanja, Fields, Patricia I., Olsvik, Orjan, Wells, Joy G., Evins, Gracia M., Carneron, Daniel N., ...
Baqui, Abdullah H., Black, Robert E., Sack, R. Bradley, Chowdhury, H. R., Yunus, M., Siddique, A. K.
A community-based longitudinal study was conducted in Matlab, a rural area of Bangladesh, from May 1988 to April 1989 to examine the associations among malnutrition, cell-mediated immune deficiency,...
Health care use patterns of slum residents in Dhaka-Bangladesh (1992)
Desmet, M., Myaux, J., Zeitlyn, S., Rowshan, R., Bashir, I., Bairagi, R., ...
Dearden, Kirk, Khatun, Jahanara, Sack, R. Bradley, Becker, Stan, Baqui, Abdullah, Zeitlyn, Sushila, ...
The impact of infection at birth with rotavirus strains on subsequent rotavirus infection (1991)
Shahid, Nigar S., Albert, M. John, Banu, N. Nahar, Faruque, S.M., Unicomb, Leanne, Banu, Khaleda, ...
Methodological Issues in Diarrhoeal Diseases Epidemiology: Definition of Diarrhoeal Episodes (1991)
BAQUI, ABDULLAH H, BLACK, ROBERT E, YUNUS, MD, HOQUE, A R AZIMUL, CHOWDHURY, H R, SACK, R BRADLEY
Baqui A H (Community Health Division, International Center for Diarrhoeal Disease Research, Bangladesh) (ICDDR, B) GPO Box 128, Dhaka-1000, Bangladesh), Black R E, Yunus Md, Hoque A R A, Chowhury H R...
Rotavirus Diarrhoea in Apache Children: A Case-Control Study (1990)
MENON, SRIKUMAR, SANTOSHAM, MATHURAM, REID, RAYMOND, ALMEIDO-HILL, JEANNE, SACK, R BRADLEY, COMSTOCK, GEORGE W
Menon S (Division of Geographic Medicine, Johns Hopkins School of Hygiene and Public Health, Baltimore, Maryland, USA), Santosham M, Reid R, Almeido-Hill J, Sack R B and Comstock G W. Rotavirus...
Epidemiology and serology of Giardia lamblia in a developing country : Bangladesh (1985)
Gilman, Robert H., Brown, Kenneth H., Visvesvara, Govinda S., Mondal, Gabriel, Greenberg, Barbara, Sack, R. Bradley, ...
The age-specific prevalence of Giardia lamblia was determined in two Bangladeshi villages and malnourished children in hospital in Dhaka City. Age-specific acquisition rates, the duration of...
ECHEVERRIA, PETER, SACK, R. BRADLEY, BLACKLOW, NEIL R., BODHIDATTA, PREMTHAVI, ROWE, BERNARD, MCFARLAND, ALBERT
A randomized double-blind study to determine the efficacy of a three-week course of doxycycline (100 mg daily) in preventing travelers' diarrhea was performed in 1980 among 63 United States Peace...
Detection of Escherichia coli enterotoxins in stools (1980)
Merson, Michael H., Yolken, Robert H., Sack, R. Bradley, Froehlich, Jean L., Greenberg, Harry B., Huq, Imdadul, ...
We determined whether enterotoxigenic Escherichia coli diarrhea could be diagnosed by direct examination of stools for heat-labile (LT) and heat-stable (ST) enterotoxins. The Y-1 adrenal cell and an...
Use of colony pools for diagnosis of enterotoxigenic Escherichia coli diarrhea (1979)
Merson, Michael H., Sack, R. Bradley, Al-Mahmood, Abdullah, Adamed, Qazi Shafi, Huq, Imdadul
Diagnosis of enterotoxigenic Escherichia coli diarrhea was made in 109 adult males with an acute dehydrating cholera-like syndrome in Dacca, Bangladesh, by testing 10 colonies isolated from admission...
Relationship between enterotoxin production and serotype in enterotoxigenic Escherichia coli (1979)
Merson, Michael H., Orskov, Frits, Orskov, Ida, Sack, R. Bradley, Huq, Imdadul, Koster, Frederick T.
We examined the relationship between serotype and enterotoxin production in 109 enterotoxigenic Escherichia coli strains isolated from 109 patients with severe cholera-like diarrhea in Dacca,...
Greenberg, Harry B., Levine, Myron M., Merson, Michael H., Sack, R. Bradley, Sack, David A., Valdesuso, Jose R., ...
The development of a solid-phase microtiter radioimmunoassay blocking test to detect serum antibody to Escherichia coli heat-labile enterotoxin is described. The assay is easy to perform and...
ACUTE DIARRHEA ON AN APACHE INDIAN RESERVATION (1974)
WOODWARD, WILLIAM E., HIRSCHHORN, NORBERT, SACK, R. BRADLEY, CASH, RICHARD A., BROWNLEE, INEZ, CHICKADONZ, GRACE H., ...
A comprehensive study of the causes and treatment of acute “summer diarrhea” on the Fort Apache Reservation found that the peak incidence was in children under age two of whom two-fifths were...
Faruque, Shah M., Siddique, A. K., Saha, Manujendra N., Rahman, M. Mostafizur, Zaman, K., ...
Vibrio cholerae O139 Bengal initially appeared in the southern coastal region of Bangladesh and spread northward, causing explosive epidemics during 1992 and 1993. The resurgence of V. cholerae O139...
Qadri, Firdausi, Das, Swadesh Kumar, Faruque, A. S. G., Fuchs, George J., Albert, M. John, Sack, R. Bradley, ...
The prevalence of toxin types and colonization factors (CFs) of enterotoxigenic Escherichia coli (ETEC) was prospectively studied with fresh samples (n = 4,662) obtained from a 2% routine...
Albert, M. John, Ansaruzzaman, M., Talukder, Kaisar A., Chopra, Ashok K., Kuhn, Inger, Rahman, Motiur, ...
Aeromonads are causative agents of a number of human infections. Even though aeromonads have been isolated from patients suffering from diarrhea, their etiological role in gastroenteritis is unclear....
Wennerås, Christine, Qadri, Firdausi, Bardhan, Prodeep K., Sack, R. Bradley, Svennerholm, Ann-Mari
Immune responses against enterotoxigenic Escherichia coli (ETEC) were examined in Bangladeshi adults with naturally acquired disease and compared to responses in age-matched Bangladeshi volunteers...
Qadri, Firdausi, Asaduzzaman, Muhammad, Wennerås, Christine, Mohi, Golam, Albert, M. John, Abdus Salam, Mohammad, ...
Cholera toxin (CT)-specific antibody responses of the immunoglobulin E (IgE) isotype in the sera of adult patients suffering from infection with either Vibrio cholerae O1, V. cholerae O139, or...
Validation of a Volunteer Model of Cholera with Frozen Bacteria as the Challenge
Sack, David A., Tacket, Carol O., Cohen, Mitchell B., Sack, R. Bradley, Losonsky, Genevieve A., Shimko, Janet, ...
To evaluate a standardized inoculum of Vibrio cholerae for volunteer challenge studies, 40 healthy adult volunteers were challenged at three different institutions with a standard inoculum prepared...
Induction of Fimbriated Vibrio cholerae O139
Ehara, Masahiko, Iwami, Mamoru, Ichinose, Yoshio, Hirayama, Toshiya, Albert, M. John, Sack, R. Bradley, ...
Several fimbriated phases of Vibrio cholerae O139 strains were selectively induced and compared immunologically and biochemically with those of V. cholerae O1. Fimbrial antigens were detected on the...
Zo, Young-Gun, Rivera, Irma N. G., Russek-Cohen, Estelle, Islam, M. Sirajul, Siddique, A. K., Yunus, M., ...
Diversity, relatedness, and ecological interactions of toxigenic Vibrio cholerae O1 populations in two distinctive habitats, the human intestine and the aquatic environment, were analyzed. Twenty...
Faruque, Shah M., Kamruzzaman, M., Meraj, Ismail M., Chowdhury, Nityananda, Nair, G. Balakrish, Sack, R. Bradley, ...
The major virulence factors of toxigenic Vibrio cholerae are cholera toxin (CT), which is encoded by a lysogenic bacteriophage (CTXΦ), and toxin-coregulated pilus (TCP), an essential colonization...
Transient and Persistent Helicobacter pylori Colonization in Native American Children
Pérez-Pérez, Guillermo I., Sack, R. Bradley, Reid, Raymond, Santosham, Mathuram, Croll, Janne, Blaser, Martin J.
Helicobacter pylori is chiefly acquired in childhood, but the exact timing of acquisition is not well understood. The main goal of this study was to assess H. pylori acquisition in a pediatric...
Progressive Changes of Vibrio Serotypes in Germ-free Mice Infected with Vibrio cholerae1
Sack, R. Bradley, Miller, Carl E.
Germ-free mice inoculated with Vibrio cholerae became colonized with vibrios throughout the gastrointestinal tract, but they did not become ill. High vibrio concentrations in the feces were observed...
Greenberg, Harry B., Levine, Myron M., Merson, Michael H., Sack, R. Bradley, Sack, David A., Valdesuso, Jose R., ...
The development of a solid-phase microtiter radioimmunoassay blocking test to detect serum antibody to Escherichia coli heat-labile enterotoxin is described. The assay is easy to perform and...
Carpenter, Charles C. J., Sack, R. Bradley, Feeley, John C., Steenberg, Richard W.
The site and characteristics of gastrointestinal electrolyte loss were investigated in eight dogs with experimental cholera induced by orogastric administration of 6-hr broth cultures of Vibrio...
Reduction of cholera in Bangladeshi villages by simple filtration
Colwell, Rita R., Huq, Anwar, Islam, M. Sirajul, Aziz, K. M. A., Yunus, M., Khan, N. Huda, ...
Based on results of ecological studies demonstrating that Vibrio cholerae, the etiological agent of epidemic cholera, is commensal to zooplankton, notably copepods, a simple filtration procedure was...
Emergence and evolution of Vibrio cholerae O139
Faruque, Shah M., Sack, David A., Sack, R. Bradley, Colwell, Rita R., Takeda, Yoshifumi, Nair, G. Balakrish
The emergence of Vibrio cholerae O139 Bengal during 1992–1993 was associated with large epidemics of cholera in India and Bangladesh and, initially, with a total displacement of the existing V....
Intestinal fluid and electrolyte transport in human cholera
Banwell, John G., Pierce, Nathaniel F., Mitra, Rupak C., Brigham, Kenneth L., Caranasos, George J., Keimowitz, Robert I., ...
The site, nature, magnitude, and duration of fluid and electrolyte loss into the small intestine during the acute and recovery phase of human cholera was defined in 27 Indian patients. 11 subjects...
Immunization with Escherichia coli Enterotoxin Protects Against Homologous Enterotoxin Challenge
Immunization of rabbits with the culture filtrate of an enterotoxigenic strain of Escherichia coli 078: H12 resulted in the appearance of anti-enterotoxin activity in rabbit sera and protection of...
Salazar-Lindo, Eduardo, Miranda-Langschwager, Percy, Campos-Sanchez, Miguel, Chea-Woo, Elsa, Sack, R Bradley
Enterotoxigenic Escherichia coli Isolated from Surface Water in Urban and Rural Areas of Bangladesh
Begum, Yasmin A., Talukder, Kaisar A., Nair, G. Balakrish, Qadri, Firdausi, Sack, R. Bradley, Svennerholm, Ann-Mari
Critical Factors Influencing the Occurrence of Vibrio cholerae in the Environment of Bangladesh
Huq, Anwar, Sack, R. Bradley, Nizam, Azhar, Longini, Ira M., Nair, G. Balakrish, Ali, Afsar, ...
The occurrence of outbreaks of cholera in Africa in 1970 and in Latin America in 1991, mainly in coastal communities, and the appearance of the new serotype Vibrio cholerae O139 in India and...
Qadri, Firdausi, Svennerholm, Ann-Mari, Faruque, A. S. G., Sack, R. Bradley
ETEC is an underrecognized but extremely important cause of diarrhea in the developing world where there is inadequate clean water and poor sanitation. It is the most frequent bacterial cause of...
Entamoeba histolytica Infection in Children and Protection from Subsequent Amebiasis
Haque, Rashidul, Mondal, Dinesh, Duggal, Priya, Kabir, Mamun, Roy, Shantanu, Farr, Barry M., ...
The contribution of amebiasis to the burden of diarrheal disease in children and the degree to which immunity is acquired from natural infection were assessed in a 4-year prospective observational...
Alam, Munirul, Sadique, Abdus, Bhuiyan, Nurul A., Nair, G. Balakrish, Siddique, A. K., ...
It has long been assumed that prolonged holding of environmental samples at the ambient air temperature prior to bacteriological analysis is detrimental to isolation and detection of Vibrio cholerae,...
Toxigenic Vibrio cholerae in the Aquatic Environment of Mathbaria, Bangladesh
Alam, Munirul, Sultana, Marzia, Nair, G. Balakrish, Sack, R. Bradley, Sack, David A., Siddique, A. K., ...
Toxigenic Vibrio cholerae, rarely isolated from the aquatic environment between cholera epidemics, can be detected in what is now understood to be a dormant stage, i.e., viable but nonculturable when...
Alam, Munirul, Hasan, Nur A., Sadique, Abdus, Bhuiyan, N. A., Ahmed, Kabir U., Nusrin, Suraia, ...
Since Vibrio cholerae O139 first appeared in 1992, both O1 El Tor and O139 have been recognized as the epidemic serogroups, although their geographic distribution, endemicity, and reservoir are not...
Alam, Munirul, Sultana, Marzia, Nair, G. Balakrish, Siddique, A. K., Hasan, Nur A., Sack, R. Bradley, ...
Vibrio cholerae persists in aquatic environments predominantly in a nonculturable state. In this study coccoid, nonculturable V. cholerae O1 in biofilms maintained for 495 days in Mathbaria,...
Occurrence and Expression of Luminescence in Vibrio cholerae▿
Grim, Christopher J., Taviani, Elisa, Alam, Munirul, Huq, Anwar, Sack, R. Bradley, Colwell, Rita R.
Several species of the genus Vibrio, including Vibrio cholerae, are bioluminescent or contain bioluminescent strains. Previous studies have reported that only 10% of V. cholerae strains are...
Seasonal Cholera from Multiple Small Outbreaks, Rural Bangladesh
Stine, O. Colin, Alam, Munirul, Tang, Li, Nair, G. Balakrish, Siddique, A. Kasem, Faruque, Shah M., ...
Clinical and environmental Vibrio cholerae organisms collected from February 2004 through April 2005 were systematically isolated from 2 rural Bangladeshi locales. Their genetic relatedness was...
Environmental signatures associated with cholera epidemics
Constantin De Magny, Guillaume, Murtugudde, Raghu, Sapiano, Mathew R. P., Nizam, Azhar, Brown, Christopher W., Busalacchi, Antonio J., ...
The causative agent of cholera, Vibrio cholerae, has been shown to be autochthonous to riverine, estuarine, and coastal waters along with its host, the copepod, a significant member of the...
Gastric acidity in cholera and noncholera diarrhoea*
Sack, George H., Pierce, Nathaniel F., Hennessey, Kevin N., Mitra, Rupak C., Sack, R. Bradley, Mazumder, D. N. Guha
Gastric acid production, unstimulated and following stimulation with betazole hydrochloride, was measured in Indian men with cholera or acute vibrio-negative diarrhoea-Measurements were made during...