S. K. Bhattacharya

Publication List Details

Period

2003 - 2008

Number

73

Co-Authors

Adults' Perceived Prevalence of Enteric Fever Predicts Laboratory-validated Incidence of Typhoid Fever in Children (2008)

Chen, Xinguang, Stanton, Bonita, Pach, Al, Nyamete, Andrew, Ochiai, R. Leon, Kaljee, Linda, ...

This study was undertaken to develop a model to predict the incidence of typhoid in children based on adults' perception of prevalence of enteric fever in the wider community. Typhoid cases among...

Epidemiology of HIV Infection among Brothel-based Sex Workers in Kolkata, India (2006)

K. Sarkar, B. Bal, R. Mukherjee, S. K. Niyogi, M. K. Saha, S. K. Bhattacharya

A cross-sectional study was carried out during January-June 2004 to assess the status of HIV infection among brothel-based sex workers in Kolkata city, India. Six hundred and twenty-two sex workers,...

Evaluation of Cholinesterase Level in an Endemic Population Exposed to Malathion Suspension Formulation as a Vector Control Measure (2004)

Lal, C.S., Kumar, V., Ranjan, A., Das, V.N.R., Kumar, N., Kishore, K., ...

The manuscript describes a study on the blood cholinesterase (ChE) level in an exposed population at different interval of time after spraying with malathion suspension (SRES) use for kala-azar...

Clonal Diversity among Recently Emerged Strains of Vibrio parahaemolyticus O3:K6 Associated With Pandemic Spread

Bag, Prasanta K., Nandi, Suvobroto, Bhadra, Rupak K., Ramamurthy, T., Bhattacharya, S. K., Nishibuchi, M., ...

The genomes of the O3:K6 strains of Vibrio parahaemolyticus which abruptly emerged in Calcutta, India, in February 1996 and which demonstrated an unusual potential to spread and an enhanced...

Development and Evaluation of a Phage Typing Scheme for Vibrio cholerae O139

Chakrabarti, A. K., Ghosh, A. N., Nair, G. Balakrish, Niyogi, S. K., Bhattacharya, S. K., Sarkar, B. L.

The scenario of cholera that existed previously changed in 1992 and 1993 with the emergence of toxigenic Vibrio cholerae O139 in India. The genesis of the new serogroup formed the impetus to search...

Emergence of Vibrio cholerae O1 Biotype El Tor Serotype Inaba from the Prevailing O1 Ogawa Serotype Strains in India

Garg, Pallavi, Nandy, Ranjan K., Chaudhury, Papiya, Chowdhury, Nandini Roy, De, Keya, Ramamurthy, T., ...

The toxigenic Inaba serotype of Vibrio cholerae O1 biotype El Tor reappeared in India in 1998 and 1999, almost 10 years after its last dominance in Calcutta in 1989. Extensive molecular...

Concomitant Infection of Enterotoxigenic Escherichia coli in an Outbreak of Cholera Caused by Vibrio cholerae O1 and O139 in Ahmedabad, India

Chakraborty, Subhra, Deokule, J. S., Garg, Pallavi, Bhattacharya, S. K., Nandy, R. K., Nair, G. Balakrish, ...

In Ahmedabad, a major city in the state of Gujarat, India, an outbreak of acute secretory diarrhea caused by Vibrio cholerae O1 Ogawa El Tor, V. cholerae O139, and multiple serotypes of...

Molecular Analysis of Non-O1, Non-O139 Vibrio cholerae Associated with an Unusual Upsurge in the Incidence of Cholera-Like Disease in Calcutta, India

Sharma, Charu, Thungapathra, M., Ghosh, A., Mukhopadhyay, Asish K., Basu, Arnab, Mitra, Rupak, ...

There was an inexplicable upsurge in the incidence of non-O1, non-O139 Vibrio cholerae among hospitalized patients admitted to the Infectious Diseases Hospital, Calcutta, India, between February and...

Molecular Evidence that a Distinct Vibrio cholerae O1 Biotype El Tor Strain in Calcutta May Have Spread to the African Continent

Sharma, Charu, Ghosh, Amit, Dalsgaard, A., Forslund, Anita, Ghosh, R. K., Bhattacharya, S. K., ...

We present molecular evidence that a distinct genotype of Vibrio cholerae O1 which appeared in Calcutta, India, in September 1993 and which is characterized by a unique ribotype that is not found in...

Molecular Epidemiology of Reemergent Vibrio cholerae O139 Bengal in India

Mukhopadhyay, Asish Kumar, Basu, Arnab, Garg, Pallavi, Bag, Prasanta K., Ghosh, Amit, Bhattacharya, S. K., ...

We report the prevalence of the O139 serogroup in Calcutta, India, after its reemergence in August 1996 and the spread of the reemerged clone to other parts of the country by using previously...

Genomic Diversity of Group A Rotavirus Strains Infecting Humans in Eastern India

Das, Soma, Sen, A., Uma, G., Varghese, V., Chaudhuri, S., Bhattacharya, S. K., ...

Between 1998 and 2000, a total of 266 samples were found positive for group A rotaviruses by RNA electrophoresis. Samples were collected from patients admitted to two leading hospitals in Calcutta....

Virulence Genes in Helicobacter pylori Strains from West Bengal Residents with Overt H. pylori-Associated Disease and Healthy Volunteers

Chattopadhyay, Santanu, Datta, Simanti, Chowdhury, Abhijit, Chowdhury, Sujit, Mukhopadhyay, Asish K., Rajendran, K., ...

We compared putative molecular markers of virulence (vacA, cagA, and iceA) of Helicobacter pylori strains isolated from 52 adult duodenal ulcer patients from West Bengal, India, with those of H....

Escalating Association of Vibrio cholerae O139 with Cholera Outbreaks in India

Sinha, Sutapa, Chakraborty, Rupa, De, Keya, Khan, Asis, Datta, Simanti, Ramamurthy, T., ...

Between December 1999 and December 2000, teams from the National Institute of Cholera and Enteric Diseases, Calcutta, India, examined eight outbreaks of cholera, which occurred in different parts of...

Angle and locus of the bend induced by the msp I DNA methyltransferase in a sequence-specific complex with DNA.

Dubey, A K, Bhattacharya, S K

Bending of DNA induced by M.Msp I, one of the m5C-DNA methyltransferases, has been investigated using circular permutation analysis. The M.Msp I MTase induced sharp bends in DNA containing its...

Emergence of Novel Human Group A Rotavirus G12 Strains in India

Das, Soma, Varghese, V., Chaudhury, S., Barman, P., Mahapatra, S., Kojima, K., ...

Three rare human G12 strains were detected from diarrheic clinical samples of children (

Double-blind, randomized, controlled clinical trial of norfloxacin for cholera.

Bhattacharya, S K, Bhattacharya, M K, Dutta, P, Dutta, D, De, S P, Sikdar, S N, ...

In a double-blind, randomized clinical trial with 78 adults with acute watery diarrhea and severe dehydration, 37 subjects were positive for Vibrio cholerae. In conjunction with rehydration therapy,...

Virulence Genes and Neutral DNA Markers of Helicobacter pylori Isolates from Different Ethnic Communities of West Bengal, India

Datta, Simanti, Chattopadhyay, Santanu, Balakrish Nair, G., Mukhopadhyay, Asish K., Hembram, Jabaranjan, Berg, Douglas E., ...

Virulence-associated genes and neutral DNA markers of Helicobacter pylori strains from the Santhal and Oroan ethnic minorities of West Bengal, India, were studied. These people have traditionally...

Ciprofloxacin for treatment of severe typhoid fever in children.

Dutta, P, Rasaily, R, Saha, M R, Mitra, U, Bhattacharya, S K, Bhattacharya, M K, ...

Eighteen children with bacteriologically confirmed severe typhoid fever were initially treated intravenously with ciprofloxacin (10 mg/kg of body weight per day). Clinical cure with eradication of...

Nontoxigenic Vibrio cholerae 01 serotype Inaba biotype El Tor associated with a cluster of cases of cholera in southern India.

Saha, P K, Koley, H, Mukhopadhyay, A K, Bhattacharya, S K, Nair, G B, Ramakrishnan, B S, ...

Thirteen strains of Vibrio cholerae 01 belonging to the Inaba serotype El Tor biotype isolated from patients during an outbreak of cholera in the town of Warangal in southern India were found to be...

Temporal shifts in traits of Vibrio cholerae strains isolated from hospitalized patients in Calcutta: a 3-year (1993 to 1995) analysis.

Mukhopadhyay, A K, Garg, S, Mitra, R, Basu, A, Rajendran, K, Dutta, D, ...

This study presents results of a surveillance on cholera conducted with hospitalized patients admitted to the Infectious Diseases Hospital, Calcutta, India, from January 1993 to December 1995. The...

Emergence of a unique O3:K6 clone of Vibrio parahaemolyticus in Calcutta, India, and isolation of strains from the same clonal group from Southeast Asian travelers arriving in Japan.

Okuda, J, Ishibashi, M, Hayakawa, E, Nishino, T, Takeda, Y, Mukhopadhyay, A K, ...

Active surveillance of Vibrio parahaemolyticus infection among hospitalized patients in Calcutta, India, was initiated in January 1994. The incidence of cases of V. parahaemolyticus infection...

Evaluation of the bead enzyme-linked immunosorbent assay for detection of cholera toxin directly from stool specimens.

Ramamurthy, T, Bhattacharya, S K, Uesaka, Y, Horigome, K, Paul, M, Sen, D, ...

A highly sensitive bead enzyme-linked immunosorbent assay (bead ELISA) for detection of cholera toxin (CT) was evaluated for direct detection of CT from stool specimens of patients with acute...

Detection of cholera toxin gene in stool specimens by polymerase chain reaction: comparison with bead enzyme-linked immunosorbent assay and culture method for laboratory diagnosis of cholera.

Ramamurthy, T, Pal, A, Bag, P K, Bhattacharya, S K, Nair, G B, Kurozano, H, ...

Stool specimens obtained from 123 hospitalized patients with acute secretory diarrhea admitted to the Infectious Diseases Hospital, Calcutta, India, were examined for isolation of Vibrio cholerae O1...

Polymerase chain reaction for detection of the cholera enterotoxin operon of Vibrio cholerae.

Shirai, H, Nishibuchi, M, Ramamurthy, T, Bhattacharya, S K, Pal, S C, Takeda, Y

We report a set of oligonucleotide primers and amplification conditions for the polymerase chain reaction to detect the ctx operon of Vibrio cholerae. The results of this assay on strains of V....

Experimental non-O group 1 Vibrio cholerae gastroenteritis in humans.

Morris, J G, Takeda, T, Tall, B D, Losonsky, G A, Bhattacharya, S K, Forrest, B D, ...

In this study, 27 volunteers received one of three non-O group 1 Vibrio cholerae strains in doses as high as 10(9) CFU. Only one strain (strain C) caused diarrhea: this strain was able to colonize...

Clonal Multidrug-Resistant Shigella dysenteriae Type 1 Strains Associated with Epidemic and Sporadic Dysenteries in Eastern India

Pazhani, Gururaja Perumal, Sarkar, Bhaswati, Ramamurthy, Thandavarayan, Bhattacharya, S. K., Takeda, Yoshifumi, Niyogi, S. K.

Multidrug-resistant strains of Shigella dysenteriae type 1 were implicated in three outbreaks and sporadic cases of dysentery in eastern India in 2002 and 2003. After a hiatus of 14 years, this...

Sequencing and Sequence Analysis of VP7 and NSP5 Genes Reveal Emergence of a New Genotype of Bovine Group B Rotaviruses in India

Barman, P., Ghosh, S., Das, S., Varghese, V., Chaudhuri, S., Sarkar, S., ...

Three bovine group B rotavirus strains were detected from diarrheic calves during a surveillance study of rotaviral diarrhea in West Bengal, India. The sequence analysis of VP7 and NSP5 genes of...

Multiplex PCR Assay for Rapid Detection and Genotyping of Helicobacter pylori Directly from Biopsy Specimens

Chattopadhyay, Santanu, Patra, Rajashree, Ramamurthy, T., Chowdhury, Abhijit, Santra, Amal, Dhali, G. K., ...

We developed and evaluated a simple, novel multiplex PCR assay for rapid detection of Helicobacter pylori infection and for the determination of vacA and cagA genotypes directly from gastric biopsy...

Virulence Characteristics and Molecular Epidemiology of Enteroaggregative Escherichia coli Isolates from Hospitalized Diarrheal Patients in Kolkata, India

Kahali, Soumen, Sarkar, Bhaswati, Rajendran, K., Khanam, Jasmina, Yamasaki, Shinji, Nandy, Ranjan K., ...

Enteroaggregative Escherichia coli (EAEC) is an important diarrheal enteropathogen defined by aggregative adherence to cultured epithelial cells. We have detected EAEC from 121 (6.6%) of 1,826...

Clonal Diversity among Recently Emerged Strains of Vibrio parahaemolyticus O3:K6 Associated With Pandemic Spread

Bag, Prasanta K., Nandi, Suvobroto, Bhadra, Rupak K., Ramamurthy, T., Bhattacharya, S. K., Nishibuchi, M., ...

The genomes of the O3:K6 strains of Vibrio parahaemolyticus which abruptly emerged in Calcutta, India, in February 1996 and which demonstrated an unusual potential to spread and an enhanced...

Development and Evaluation of a Phage Typing Scheme for Vibrio cholerae O139

Chakrabarti, A. K., Ghosh, A. N., Nair, G. Balakrish, Niyogi, S. K., Bhattacharya, S. K., Sarkar, B. L.

The scenario of cholera that existed previously changed in 1992 and 1993 with the emergence of toxigenic Vibrio cholerae O139 in India. The genesis of the new serogroup formed the impetus to search...

Emergence of Vibrio cholerae O1 Biotype El Tor Serotype Inaba from the Prevailing O1 Ogawa Serotype Strains in India

Garg, Pallavi, Nandy, Ranjan K., Chaudhury, Papiya, Chowdhury, Nandini Roy, De, Keya, Ramamurthy, T., ...

The toxigenic Inaba serotype of Vibrio cholerae O1 biotype El Tor reappeared in India in 1998 and 1999, almost 10 years after its last dominance in Calcutta in 1989. Extensive molecular...

Concomitant Infection of Enterotoxigenic Escherichia coli in an Outbreak of Cholera Caused by Vibrio cholerae O1 and O139 in Ahmedabad, India

Chakraborty, Subhra, Deokule, J. S., Garg, Pallavi, Bhattacharya, S. K., Nandy, R. K., Nair, G. Balakrish, ...

In Ahmedabad, a major city in the state of Gujarat, India, an outbreak of acute secretory diarrhea caused by Vibrio cholerae O1 Ogawa El Tor, V. cholerae O139, and multiple serotypes of...

Molecular Analysis of Non-O1, Non-O139 Vibrio cholerae Associated with an Unusual Upsurge in the Incidence of Cholera-Like Disease in Calcutta, India

Sharma, Charu, Thungapathra, M., Ghosh, A., Mukhopadhyay, Asish K., Basu, Arnab, Mitra, Rupak, ...

There was an inexplicable upsurge in the incidence of non-O1, non-O139 Vibrio cholerae among hospitalized patients admitted to the Infectious Diseases Hospital, Calcutta, India, between February and...

Molecular Evidence that a Distinct Vibrio cholerae O1 Biotype El Tor Strain in Calcutta May Have Spread to the African Continent

Sharma, Charu, Ghosh, Amit, Dalsgaard, A., Forslund, Anita, Ghosh, R. K., Bhattacharya, S. K., ...

We present molecular evidence that a distinct genotype of Vibrio cholerae O1 which appeared in Calcutta, India, in September 1993 and which is characterized by a unique ribotype that is not found in...

Molecular Epidemiology of Reemergent Vibrio cholerae O139 Bengal in India

Mukhopadhyay, Asish Kumar, Basu, Arnab, Garg, Pallavi, Bag, Prasanta K., Ghosh, Amit, Bhattacharya, S. K., ...

We report the prevalence of the O139 serogroup in Calcutta, India, after its reemergence in August 1996 and the spread of the reemerged clone to other parts of the country by using previously...

Genomic Diversity of Group A Rotavirus Strains Infecting Humans in Eastern India

Das, Soma, Sen, A., Uma, G., Varghese, V., Chaudhuri, S., Bhattacharya, S. K., ...

Between 1998 and 2000, a total of 266 samples were found positive for group A rotaviruses by RNA electrophoresis. Samples were collected from patients admitted to two leading hospitals in Calcutta....

Virulence Genes in Helicobacter pylori Strains from West Bengal Residents with Overt H. pylori-Associated Disease and Healthy Volunteers

Chattopadhyay, Santanu, Datta, Simanti, Chowdhury, Abhijit, Chowdhury, Sujit, Mukhopadhyay, Asish K., Rajendran, K., ...

We compared putative molecular markers of virulence (vacA, cagA, and iceA) of Helicobacter pylori strains isolated from 52 adult duodenal ulcer patients from West Bengal, India, with those of H....

Escalating Association of Vibrio cholerae O139 with Cholera Outbreaks in India

Sinha, Sutapa, Chakraborty, Rupa, De, Keya, Khan, Asis, Datta, Simanti, Ramamurthy, T., ...

Between December 1999 and December 2000, teams from the National Institute of Cholera and Enteric Diseases, Calcutta, India, examined eight outbreaks of cholera, which occurred in different parts of...

Angle and locus of the bend induced by the msp I DNA methyltransferase in a sequence-specific complex with DNA.

Dubey, A K, Bhattacharya, S K

Bending of DNA induced by M.Msp I, one of the m5C-DNA methyltransferases, has been investigated using circular permutation analysis. The M.Msp I MTase induced sharp bends in DNA containing its...

Emergence of Novel Human Group A Rotavirus G12 Strains in India

Das, Soma, Varghese, V., Chaudhury, S., Barman, P., Mahapatra, S., Kojima, K., ...

Three rare human G12 strains were detected from diarrheic clinical samples of children (

Double-blind, randomized, controlled clinical trial of norfloxacin for cholera.

Bhattacharya, S K, Bhattacharya, M K, Dutta, P, Dutta, D, De, S P, Sikdar, S N, ...

In a double-blind, randomized clinical trial with 78 adults with acute watery diarrhea and severe dehydration, 37 subjects were positive for Vibrio cholerae. In conjunction with rehydration therapy,...

Virulence Genes and Neutral DNA Markers of Helicobacter pylori Isolates from Different Ethnic Communities of West Bengal, India

Datta, Simanti, Chattopadhyay, Santanu, Balakrish Nair, G., Mukhopadhyay, Asish K., Hembram, Jabaranjan, Berg, Douglas E., ...

Virulence-associated genes and neutral DNA markers of Helicobacter pylori strains from the Santhal and Oroan ethnic minorities of West Bengal, India, were studied. These people have traditionally...

Ciprofloxacin for treatment of severe typhoid fever in children.

Dutta, P, Rasaily, R, Saha, M R, Mitra, U, Bhattacharya, S K, Bhattacharya, M K, ...

Eighteen children with bacteriologically confirmed severe typhoid fever were initially treated intravenously with ciprofloxacin (10 mg/kg of body weight per day). Clinical cure with eradication of...

Nontoxigenic Vibrio cholerae 01 serotype Inaba biotype El Tor associated with a cluster of cases of cholera in southern India.

Saha, P K, Koley, H, Mukhopadhyay, A K, Bhattacharya, S K, Nair, G B, Ramakrishnan, B S, ...

Thirteen strains of Vibrio cholerae 01 belonging to the Inaba serotype El Tor biotype isolated from patients during an outbreak of cholera in the town of Warangal in southern India were found to be...

Temporal shifts in traits of Vibrio cholerae strains isolated from hospitalized patients in Calcutta: a 3-year (1993 to 1995) analysis.

Mukhopadhyay, A K, Garg, S, Mitra, R, Basu, A, Rajendran, K, Dutta, D, ...

This study presents results of a surveillance on cholera conducted with hospitalized patients admitted to the Infectious Diseases Hospital, Calcutta, India, from January 1993 to December 1995. The...

Emergence of a unique O3:K6 clone of Vibrio parahaemolyticus in Calcutta, India, and isolation of strains from the same clonal group from Southeast Asian travelers arriving in Japan.

Okuda, J, Ishibashi, M, Hayakawa, E, Nishino, T, Takeda, Y, Mukhopadhyay, A K, ...

Active surveillance of Vibrio parahaemolyticus infection among hospitalized patients in Calcutta, India, was initiated in January 1994. The incidence of cases of V. parahaemolyticus infection...

Evaluation of the bead enzyme-linked immunosorbent assay for detection of cholera toxin directly from stool specimens.

Ramamurthy, T, Bhattacharya, S K, Uesaka, Y, Horigome, K, Paul, M, Sen, D, ...

A highly sensitive bead enzyme-linked immunosorbent assay (bead ELISA) for detection of cholera toxin (CT) was evaluated for direct detection of CT from stool specimens of patients with acute...