faculty

Infectious Diseases

  • Introduction to Division
  • Key Personnel
  • Projects
  • Publications
  • Activities & Events
  • Careers
  • Focus Areas
  • Resources

Infectious Diseases

The Infectious Disease Unit houses Research in immunological and epidemiological aspects of bacterial, viral and mycobacterial infections. The projects network with clinical departments of St. John’s Medical College and Hospital and few extra-mural institutions. The laboratory in the unit handles molecular biology in the realm of research and diagnostic services for the hospital.  A level 3 containment facility enables work in Tuberculosis and other infectious diseases requiring such a facility. A bio repository unit facilitates storage of various kinds of clinical samples such as peripheral blood cells, plasma, DNA extracts, bacterial cultures, etc. at temperatures of -20deg C, -80deg C and in liquid nitrogen (ether-phase).

The Division of Infectious Diseases focuses on the biological, immunological and epidemiological aspects of viral, bacterial and parasitic diseases of public health importance. The lab is currently working on Dengue, HIV, Tuberculosis and Malaria both from the hospital and community setting.

Key Personnel

Unit Head

Dr. Mary Dias
Professor & Head

Professor & Head / MicrobiologyDr. Mary Dias currently holds the position of Professor in the Department of Microbiol...

Core Staff

Dr. Sivanandan R N
Scientist Grade-I

Tutor / Microbiology

List of ongoing projects with S.I. No, Project Title, Project Lead, and Year of Initiation.
S.I. No Project Title Project Lead Year of Initiation
1 C-CAMP InDx CoE – Validation centre Dr. Mary Dias, Dr. Mamatha. V 2023
2 Biomarker signatures for diagnosis for tuberculosis Dr. Mary Dias 2018
List of completed projects with S.I. No, Project Title, Project Lead, and Year of Initiation.
S.I. No Project Title Project Lead Year of Initiation
1 Point of Care Technologies for Nutrition, Infection and Cancer for Global Health (PORTENT) Study (Evaluation and Validation of Point-of-Care Device Number 01 - Truenat® Malaria Pv-Pf (a new Q-PCR device for malaria testing by MolBio) over a 1-year period.) Dr. Mary Dias 2024
2 Continued wastewater-based monitoring for SARS-CoV-2 and variants at hospitals and institutions in Bangalore Dr. Mary Dias 2023
3 Reagent Evaluation: Feasibility of Tuberculosis Diagnosis by Flow Cytometry Dr. Mary Dias 2018
4 Prevalence survey of Plasmodium falciparum antimalarial drug resistance markers at sites in India Dr. Mary Dias 2018
5 Study of cross-neutralization of flavivirus by dengue antibodies Dr. Anita Shet 2017
6 Sequence and analysis of Non-tuberculous Mycobacteria Dr. Ragini Macaden; Dr. Sutton Granger, JCVI (J Craig Venter Institute) USA 2016
7 Influence of single versus multiple dengue serotype concurrent infections on clinical manifestations and the B-cell response Dr. Anita Shet 2015
8 Diagnosis of tuberculosis using host & bacterium biomarker signatures Dr. George D’Souza 2015
9 A multicentric observational study to examine the replicative fitness and pathologic properties of the emerging new viral strain of HIV-1 in India Dr Anita Shet 2015
10 Wellcome Trust DBT Infectious Disease Project (Wellcome DBT-ID project) Dr Anita Shet 2014
11 DBT CoE HIV-TB Study Dr George D’Souza 2014
12 Comparative evaluation of true lab and quantitative culture for detection of klebsiella in Endo-tracheal samples from suspected ventilator-associated pneumonia (VAP) patients. Dr. John Kenneth 2013
13 Validation of true lab Micro Polymerase Chain Reaction for Diagnosis of tuberculosis and estimation of drug resistance. Dr John Kenneth 2013
14 Validation of true lab molecular biology for diagnosis of hepatitis-B, salmonella and tuberculosis Dr. John Kenneth 2013
15 Euro-prid India HUB Dr. John Kenneth 2013
16 Cellestis Dr. John Kenneth 2011
17 Reametrix Dr. John Kenneth 2011
18 Antibiotic Pollutants in waters and Resistance in rural India – Interventions to improve Antibiotic-resistance Management - (APRIAM) Dr. Ragini Macaden 2010
19 Tuberculosis Norway Dr. John Kenneth 2009
20 Neonatal and adolescent study:- Estimating population incidence in these two age groups and estimating immune markers in these two age groups in relation to latency and active tuberculosis Dr. John Kenneth 2009
List of journal articles with S.I. No, Title, Authors, Journal Name, and Publication Year.
S.I. No Title Authors Journal Name Publication Year
1 Risk factors for recognized and unrecognized SARS-CoV-2 infection: a seroepidemiologic analysis of the Prospective Urban Rural Epidemiology (PURE) study Leong DP, Loeb M, Mony PK, Rangarajan S, Mushtaha M, Miller MS, Dias M, Yegorov S, V M, Telci Caklili O, Temizhan A, Szuba A, Abat MEM, Mat-Nasir N, Diaz ML, Khansaheb H, Lopez-Jaramillo P, Duong M, Teo KK, Poirier P, Oliveira G, Avezum Á, Yusuf S Risk factors for recognized and unrecognized SARS-CoV-2 infection 2024
2 BCG revaccination in adults enhances pro-inflammatory markers of trained immunity along with anti-inflammatory pathways Ahmed A, Tripathi H, van Meijgaarden KE, Kumar NC, Adiga V, Rakshit S, Parthiban C, Eveline J S, D'Souza G, Dias M, Ottenhoff THM, Netea MG, Joosten SA, Vyakarnam A Iscience, 2023 2023
3 Polyfunctional CD4 T-cells correlating with neutralising antibody is a hallmark of COVISHIELDTM and COVAXIN® induced immunity in COVID-19 exposed Indians Rakshit S, Babji S, Parthiban C, Madhavan R, Adiga V, J SE, Chetan Kumar N, Ahmed A, Shivalingaiah S, Shashikumar N, V M, Johnson AR, Ramesh N, B RG, Asokan M, Mayor S, Kang G, D'souza G, Dias M, Vyakarnam A NPJ Vaccines. 2023 2023
4 Evidence for the heterologous benefits of prior BCG vaccination on COVISHIELD™ vaccine-induced immune responses in SARS-CoV-2 seronegative young Indian adults Rakshit S, Adiga V, Ahmed A, Parthiban C, Chetan Kumar N, Dwarkanath P, Shivalingaiah S, Rao S, D'Souza G, Dias M, Maguire TJA, Doores KJ, Zoodsma M, Geckin B, Dasgupta P, Babji S, van Meijgaarden KE, Joosten SA, Ottenhoff THM, Li Y, Netea MG, Stuart KD, De Rosa SC, McElrath MJ, Vyakarnam A Frontiers in immunology, 2022 2022
5 Immune profile and responses of a novel dengue DNA vaccine encoding an EDIII-NS1 consensus design based on Indo-African sequences Sankaradoss A, Jagtap S, Nazir J, Moula SE, Modak A, Fialho J, Iyer M, Shastri JS, Dias M, Gadepalli R, Aggarwal A, Vedpathak M, Agrawal S, Pandit A, Nisheetha A, Kumar A, Bordoloi M, Shafi M, Shelar B, Balachandra SS, Damodar T, Masika MM, Mwaura P, Anzala O, Muthumani K, Sowdhamini R, Medigeshi GR, Roy R, Pattabiraman C, Krishna S, Sreekumar E. Molecular Therapy, 2022 2022
6 The Evolution of Regulatory Elements in the Emerging Promoter-Variant Strains of HIV-1 Subtype C Bhange D, Prasad N, Singh S, Prajapati HK, Maurya SP, Gopalan BP, Nadig S, Chaturbhuj D, Jayaseelan B, Dinesha TR, Ahamed SF, Singh N, Brahmaiah A, Mehta K, Gohil Y, Balakrishnan P, Das BK, Dias M, Gangakhedkar R, Mehendale S, Paranjape RS, Saravanan S, Shet A, Solomon SS, Thakar M, Ranga U Frontiers in microbiology, 2021 2021
7 Innate Immune Cytokine Profiling and Biomarker Identification for Outcome in Dengue Patients Pradeep SP, Hoovina Venkatesh P, Manchala NR, Vayal Veedu A, Basavaraju RK, Selvasundari L, Ramakrishna M, Chandrakiran Y, Krishnamurthy V, Holigi S, Thomas T, Ross CR, Dias M, Satchidanandam V Frontiers in Immunology, 2021 2021
8 Molecular detection of virulence markers to identify diarrhoeagenic Escherichia coli isolated from Mula-Mutha river, Pune District, India Namachivayam SR, Dhawde RR, Macaden RS, Dias M, Birdi TJ. Journal of Environmental Science and Health, Part A, 2021 2021
9 A century of BCG: Impact on tuberculosis control and beyond Ahmed A, Rakshit S, Adiga V, Dias M, Dwarkanath P, D'Souza G, Vyakarnam A Immunological reviews, 2021 2021
10 Using data from 'visible' populations to estimate the size and importance of 'hidden' populations in an epidemic: A modelling technique Foss AM, Prudden HJ, Mitchell KM, Pickles M, Washington R, Phillips AE, Alary M, Boily MC, Moses S, Watts CH, Vickerman PT National Library of Medicine 2020
11 Is a differentiated care model needed for patients with TB? A cohort analysis of risk factors contributing to unfavourable outcomes among TB patients in two states in South India Washington R, Potty RS, Rajesham A, Seenappa T, Singarajipura A, Swamickan R, Shah A, Prakash KH, Kar A, Kumaraswamy K, Prarthana BS, Maryala BK, Sushma J, Dasari R, Shetty B, Panibatla V, Mohan HL, Becker M National Library of Medicine 2020
12 Plasma metabolomic study in perinatally HIV-infected children using 1H NMR spectroscopy reveals perturbed metabolites that sustain during therapy Kaur S U, Oyeyemi BF, Shet A, Gopalan BP, D H, Bhavesh NS, Tandon R National Library of Medicine 2020
13 High frequency of exon 20 S768I EGFR mutation detected in malignant pleural effusions: A poor prognosticator of NSCLC George D'Souza, Chirag Dhar, Vishal Kyalanoor, Lokendra Yadav, Mugdha Sharma , Mohammad Nawaz S, Sweta Srivastava Cancer Rep (Hoboken) . 2020
14 Pathogen genomic surveillance of typhoidal Salmonella infection in adults and children reveals no association between clinical outcomes and infecting genotypes Britto CD, Mathias S, Bosco A, Dyson ZA, Dougan G, Raveendran S, Abin VL, Jose S, Nagaraj S, Holt KE, Pollard AJ National Library of Medicine 2020
15 Moraxella catarrhalis: A Cause of Concern with Emerging Resistance and Presence of BRO Beta-Lactamase Gene-Report from a Tertiary Care Hospital in South Indi Raveendran S, Kumar G, Sivanandan RN, Dias M National Library of Medicine 2020
16 Viral evolution in the cell-associated HIV-1 DNA during early ART can lead to drug resistance and virological failure in children Gopalan BP, D'Souza RR, Rajnala N, Arumugam K, Dias M, Ranga U, Shet A National Library of Medicine 2019
17 Tuberculosis notification in a private tertiary care teaching hospital in South India: a mixed-methods study Siddaiah A, Ahmed MN, Kumar AMV, D'Souza G, Wilkinson E, Maung TM, Rodrigues R National Library of Medicine 2019
18 Evidence for highly variable, region-specific patterns of T-cell epitope mutations accumulating in Mycobacterium tuberculosis strains Ramaiah A, Nayak S, Rakshit S, Manson AL, Abeel T, Shanmugam S, Sahoo PN, John AJUK, Sundaramurthi JC, Narayanan S, D'Souza G, von Hoegen P, Ottenhoff THM, Swaminathan S, Earl AM, Vyakarnam A National Library of Medicine 2019
19 Analysis of dengue specific memory B cells, neutralizing antibodies and binding antibodies in healthy adults from India Gunisetty S, Nayak K, Chandra Rai R, Chawla Y, Reddy ES, Aggarwal C, Maheshwari D, Panda H, Ansari NA, Singh P, Kaur M, Dixit K, Sharma P, Bhatnagar P, Priyamvada L, Bhaumik SK, Ahamed SF, Vivek R, Ray P, Shet A, Coshic P, Lodha R, Kabra SK, Afroze D, Yousuf A, Ahmed R, Murali-Krishna K, Chandele A National Library of Medicine 2019
20 Analysis of dengue specific memory B cells, neutralizing antibodies and binding antibodies in healthy adults from India Gunisetty S, Nayak K, Chandra Rai R, Chawla Y, Reddy ES, Aggarwal C, Maheshwari D, Panda H, Ansari NA, Singh P, Kaur M, Dixit K, Sharma P, Bhatnagar P, Priyamvada L, Bhaumik SK, Ahamed SF, Vivek R, Ray P, Shet A, Coshic P, Lodha R, Kabra SK, Afroze D, Yousuf A, Ahmed R, Murali-Krishna K, Chandele A National Library of Medicine 2019
21 Increased monocyte activation with age among HIV-infected long term non-progressor children: implications for early treatment initiation D'Souza RR, Gopalan BP, Rajnala N, Phetsouphanh C, Shet A National Library of Medicine 2019
22 Emergence of new genotypes and lineages of dengue viruses during the 2012-15 epidemics in southern India Ahamed SF, Rosario V, Britto C, Dias M, Nayak K, Chandele A, Kaja MK, Shet A National Library of Medicine 2019

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