Representative Publications
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Venugopal G, Khan ZH, Dash R, Tulsian V, Agrawal S, Rout S, Mahajan P, and Ramadass B. Predictive association of gut microbiome and NLR in anemic low middle-income population of Odisha- a cross-sectional study. Front. Nutr. 2023. 10:1200688.
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Balamurugan R, Pugazhendhi S, Balachander GM, Dharmalingam T, Mortimer EK, Gopalsamy GL, Woodman RJ, Meng R, Alpers DH, Manary M, Binder HJ, Brown IL, Young GP, Ramakrishna BS. Effect of Native and Acetylated Dietary Resistant Starches on Intestinal Fermentative Capacity of Normal and Stunted Children in Southern India. Int J Environ Res Public Health. 2019 Oct 15;16(20). pii: E3922. PMID: 31618992.
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Kalipatnapu S, Kuppuswamy S, Venugopal G, Kaliaperumal V, Ramadass B. Fecal total iron concentration is inversely associated with fecal Lactobacillus in preschool children. J Gastroenterol Hepatol. 2017 Jan 11. PMID: 28076655.
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Dinh DM, Ramadass B, Kattula D, Sarkar R, Braunstein P, Tai A, Wanke CA, Hassoun S, Kane AV, Naumova EN, Kang G, Ward HD. Longitudinal Analysis of the Intestinal Microbiota in Persistently Stunted Young Children in South India. PLoS One. 2016 May 26; 11(5): e0155405. PMID: 27228122.
All Publications
2026
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Das M, Rath S, Gorepatti R, Dash R, Akella A, Gaur AS, Venugopal G, Khan ZH, Ramadass B, Nayak P. Microbiome-linked transcriptomic signatures in NMIBC: toward personalized uro-oncology. Urol Oncol. 2026;44(3):110977. doi:10.1016/j.urolonc.2025.12.013.
2025
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Rajasekaran NM, Krishna TS, Amritanand A, Korah S, Abraham AM, Mammen S, Michael J, Ramadass B, Samuel P, Kuriakose T, Paul P. Prevalence of herpes simplex virus 1 and 2 in culture-negative suppurative keratitis using polymerase chain reaction – A pilot study. Indian J Ophthalmol. 2025 Dec;73(12):1851-1854. doi:10.4103/IJO.IJO_2725_24.
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Dash L, Mishra P, Sarkar S, Ramadass B, et al. Comprehensive analysis of nasal microbiome in allergic rhinitis patients: an in-depth exploration in a tertiary care centre in India. Indian J Otolaryngol Head Neck Surg. 2025. doi: 10.1007/s12070-025-06159-z.
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Jacob AA, Rout S, Dash R, Venugopal G, Punde AR, John JK, Varghese SS, Cherupanakkal C, Mattethra GC, Ramadass B. Gut microbiome differences in Parkinson's disease patients in Central Kerala population. Neurodegener Dis Manag. 2025 Oct 21:1-11. doi: 10.1080/17582024.2025.2574204. PMID: 41117133.
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Pathi B, Sahoo J, Mahapatra S, Ramadass B, Das MK, et al. Genome sequencing to prevent hospital-acquired infections caused by carbapenem-resistant Acinetobacter baumannii due to importation and intra-facility transmission in a regional hospital network: study protocol for implementation research. Cureus. 2025 Oct 17;17(10):e94812. doi: 10.7759/cureus.94812.
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Mortimer EK, Ward PR, Rogers GB, Woodman R, Choo J, Venugopal G, Ramadass B, Young GP. A randomized controlled trial examining feasibility and effect of dietary resistant starch supplementation in people living with human immunodeficiency virus in India. Gastroenterol Hepatol Endosc Pract. 2025 Oct-Dec;5(4):155-162. doi: 10.4103/ghep.ghep_14_25.
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Boopalan R, Sharma DK, Callary SA, Ramadass B, Solomon LB, Atkins GJ. Role of gut microbiota disruption in prosthetic joint infection: a scoping review. Lancet Microbe. 2025 Sep 8:101193. doi: 10.1016/j.lanmic.2025.101193.
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Iyengar A, Ramadass B, Venkatesh S, Mak RH. Gut microbiota-targeted therapies in pediatric chronic kidney disease: gaps and opportunities. Pediatr Nephrol. 2025; Epub ahead of print. doi:10.1007/s00467-025-06789-z. PMID: 40307477.
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Rout S, Dash R, Satish V, Venugopal G, Rao BN, Bandhyopadhyay D, Bhoi SK,Ramadass B. Exploring the role of acylated ghrelin and gut microbiome in delineating cognitive health in the elderly. Aging. 2025;17(2):393–407. PMID: 39927883.
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Anirvan P, Khan ZH, Bhuyan P, Dixit S, Dash R, Mishra P, Venugopal G, Balachander GM, Bharali P, Gogoi M, Panigrahi MK, Ranjit M,Ramadass B, Singh SP. Gut microbiota and genetic polymorphisms appear to drive disease expression of nonalcoholic fatty liver disease in lean individuals. J Clin Exp Hepatol. 2025;15(3):102503. PMID: 39996103.
2024
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Sharma DK, Ramadass B, Callary SA, Meade A, Dash R, Clothier R, Atkins GJ, Solomon LB, Ramasamy B. The effect of prebiotic fibre on the gut microbiome and surgical outcomes in patients with prosthetic joint infection (PENGUIN) - study protocol for a randomised, double-blind, placebo-controlled trial (ACTRN12623001273673). Nutr J. 2024 Oct 25;23(1):132. PMID: 39455990.
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Venugopal G, Dash R, Agrawal S, Ray S, Kumar Sahoo P, Ramadass B. A novel nutraceutical supplement lowers postprandial glucose and insulin levels upon a carbohydrate-rich meal or sucrose drink intake in healthy individuals—a randomized, placebo-controlled, crossover feeding study. Nutrients. 2024;16(14):2237. doi: 10.3390/nu16142237.
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Mishra P, Singh SC, Ramadass B. Drug resistant epilepsy and ketogenic diet: A narrative review of mechanisms of action. World Neurosurg X. 2024 Feb 25;22:100328. doi: 10.1016/j.wnsx.2024.100328. PMID: 38444870.
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Vivekanandan V, Khan ZH, Venugopal G, Musunuru B, Mishra P, Srivastava S, Ramadass B, Subhadra B. VagiBIOM Lactobacillus suppository improves vaginal health index in perimenopausal women with bacterial vaginosis: a randomized control trial. Sci Rep. 2024 Feb 9;14(1):3317. doi: 10.1038/s41598-024-53770-1. PMID: 38336815.
2023
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Venugopal G, Khan ZH, Dash R, Tulsian V, Agrawal S, Rout S, Mahajan P, Ramadass B. Predictive association of gut microbiome and NLR in anemic low middle-income population of Odisha: a cross-sectional study. Front Nutr. 2023;10:1200688. doi: 10.3389/fnut.2023.1200688.
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Sarkar S, Routhray S, Ramadass B, Parida PK. A Review on the Nasal Microbiome and Various Disease Conditions for Newer Approaches to Treatments. Indian J Otolaryngol Head Neck Surg. 2023 Apr;75(Suppl 1):755-763. Epub 2022 Dec 8. PMID: 37206729.
2022
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Sarkar S, Magne F, Venugopal G, Purkait S, Mutha NVR, Maiti R, Sharma P, Ramadass B. Altered Nasal Microbiome in Atrophic Rhinitis: A Novel Theory of Etiopathogenesis and Therapy. Microorganisms. 2022 Oct 22;10(11):2092. PMID: 36363684.
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Muppa V, Sahoo JS, Bakhara S, Balamurugan R, Gulla KM, Satapathy AK. Tissue Plasminogen Activator (t-PA) in a Neonate with Hypernatremic Dehydration. Indian J Pediatr. 2022 Jul 26. PMID: 35881215.
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Panigrahi MK, Kaliaperumal V, Akella A, Venugopal G, Ramadass B. Mapping microbiome-redox spectrum and evaluating Microbial-Redox Index in chronic gastritis. Sci Rep. 2022 May 19;12(1):8450. PMID: 35589904.
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Mukherjee D, Dash P, Ramadass B, Mangaraj M. Nanocurcumin in Oral Squamous Cancer Cells and Its Efficacy as a Chemo-Adjuvant. Cureus. 2022 May 2;14(5): e24678. PMID: 35663647.
2021
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Nasker SS, Nanda A, Ramadass B, Nayak S. Epidemiological Analysis of SARS-CoV-2 Transmission Dynamics in the State of Odisha, India: A Yearlong Exploratory Data Analysis. Int J Environ Res Public Health. 2021 Oct 25;18(21):11203. PMID: 34769722.
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Ramasamy B, Magne F, Tripathy SK, Venugopal G, Mukherjee D, Balamurugan R. Association of Gut Microbiome and Vitamin D Deficiency in Knee Osteoarthritis Patients: A Pilot Study. Nutrients. 2021 Apr 13;13(4):1272. PMID: 33924396.
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Sanjeevi R, Jamwal KD, Dhar Chowdhury S, Ramadass B, Gayathri R, Dutta AK, Joseph JA, Ramakrishna BS, Chacko A. Assessment of small intestinal bacterial overgrowth in chronic pancreatitis patients using jejunal aspirate culture and glucose hydrogen breath test. Scand J Gastroenterol. 2021 Mar 17:1-6. PMID: 33730978.
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Rajendiran E, Ramadass B, Ramprasath V. Understanding connections and roles of gut microbiome in cardiovascular diseases. Can J Microbiol. 2021 Feb;67(2):101-111. Epub 2020 Oct 20. PMID: 33079568.
2020
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Magne F, Gotteland M, Gauthier L, Zazueta A, Pesoa S, Navarrete P, Balamurugan R. The Firmicutes/Bacteroidetes Ratio: A Relevant Marker of Gut Dysbiosis in Obese Patients? Nutrients. 2020 May 19;12(5):1474. PMID: 32438689.
2019
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Sasidharan BK, Ramadass B, Viswanathan PN, Samuel P, Gowri M, Pugazhendhi S, Ramakrishna BS. A phase 2 randomized controlled trial of oral resistant starch supplements in the prevention of acute radiation proctitis in patients treated for cervical cancer. J Cancer Res Ther. 2019 Oct-Dec;15(6):1383-1391. PMID: 31898677.
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Balamurugan R, Pugazhendhi S, Balachander GM, Dharmalingam T, Mortimer EK, Gopalsamy GL, Woodman RJ, Meng R, Alpers DH, Manary M, Binder HJ, Brown IL, Young GP, Ramakrishna BS. Effect of Native and Acetylated Dietary Resistant Starches on Intestinal Fermentative Capacity of Normal and Stunted Children in Southern India. Int J Environ Res Public Health. 2019 Oct 15;16(20). pii: E3922. PMID: 31618992.
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Giriprasad V, Mechenro J, Balamurugan R, Ramakrishna BS. Frequency of HLA celiac disease risk alleles and haplotypes in healthy adults in Tamil Nadu. Indian J Gastroenterol. 2019 Apr;38(2):178-182. PMID: 31025255.
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Chowdhury SD, George G, Ramakrishna K, Ramadass B, Pugazhendhi S, Mechenro J, Jeyaseelan L, Ramakrishna BS. Prevalence and factors associated with gastroesophageal reflux disease in southern India: A community-based study. Indian J Gastroenterol. 2019 Feb;38(1):77-82. PMID: 30790137.
2017
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Venugopal G, Mechenro J, Makharia G, Singh A, Pugazhendhi S, Balamurugan R, Ramakrishna BS. Sequential testing with different tissue transglutaminase antibodies, a new approach for diagnosis of celiac disease. Indian J Gastroenterol. 2017 Dec 22. PMID: 29270909.
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Kalipatnapu S, Kuppuswamy S, Venugopal G, Kaliaperumal V, Ramadass B. Fecal total iron concentration is inversely associated with fecal Lactobacillus in preschool children. J Gastroenterol Hepatol. 2017 Jan 11. PMID: 28076655.
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Sandya RB, Ramadass B, Ramakrishna BS. Molecular analysis of the human fecal archaea in a southern Indian population. J. Biosci. Mar 2017;42(1): PMID: 28229970.
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Ramadass B, Rani B S, Pugazhendhi S, John K R, Ramakrishna BS. Faecal microbiota of healthy adults in south India: Comparison of a tribal & a rural population. Indian J Med Res 2017; 145:237-46: PMID: 28639601.
2016
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Dinh DM, Ramadass B, Kattula D, Sarkar R, Braunstein P, Tai A, Wanke CA, Hassoun S, Kane AV, Naumova EN, Kang G, Ward HD. Longitudinal Analysis of the Intestinal Microbiota in Persistently Stunted Young Children in South India. PLoS One. 2016 May 26; 11(5): e0155405. PMID: 27228122.
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Ramakrishna BS, Makharia GK, Chetri K, Dutta S, Mathur P, Ahuja V, Amarchand R, Balamurugan R, Chowdhury SD, Daniel D, Das A, George G, Gupta SD, Krishnan A, Prasad JH, Kaur G, Pugazhendhi S, Pulimood A, Ramakrishna K, Verma AK. Prevalence of Adult Celiac Disease in India: Regional Variations and Associations. Am J Gastroenterol. 2016 Jan; 111(1):115-23. PMID: 26729543.
2014
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Balamurugan R, Chandragunasekaran AS, Chellappan G, Rajaram K, Ramamoorthi G, Ramakrishna BS. Probiotic potential of lactic acid bacteria present in homemade curd in southern India. Indian J Med Res. 2014 Sep; 140(3):345-55. PMID: 25366201.
2013
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Kabeerdoss J, Ferdous S, Balamurugan R, Mechenro J, Vidya R, Santhanam S, Jana AK, Ramakrishna BS. Development of the gut microbiota in southern Indian infants from birth to 6 months: a molecular analysis. J Nutr Sci. 2013 Jun 19; 2: e18. PMID: 25191566.
2010
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Balamurugan R, Magne F, Balakrishnan D, Suau A, Ramani S, Kang G, Ramakrishna BS. Faecal bifidobacteria in Indian neonates & the effect of asymptomatic rotavirus infection during the first month of life. Indian J Med Res.2010 Dec; 132:721-7. PMID: 21245621.
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Ramadass B, Dokladny K, Moseley PL, Patel YR, Lin HC. Sucrose co-administration reduces the toxic effect of lectin on gut permeability and intestinal bacterial colonization. Dig Dis Sci. 2010 Oct; 55(10):2778-84. PMID: 20686845.
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Pélissier MA, Vasquez N, Balamurugan R, Pereira E, Dossou-Yovo F, Suau A, Pochart P, Magne F. Metronidazole effects on microbiota and mucus layer thickness in the rat gut. FEMS Microbiol Ecol. 2010 Sep; 73(3): 601-10. PMID: 20579100.
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Ramadass B, Chittaranjan S, Subramanian V, Ramakrishna BS. Fecal polymerase chain reaction for Mycobacterium tuberculosis IS6110 to distinguish Crohn's disease from intestinal tuberculosis. Indian J Gastroenterol. 2010 Jul; 29(4):152-6. PMID: 20577845.
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Balamurugan R, Mary RR, Chittaranjan S, Jancy H, Shobana Devi R, Ramakrishna BS. Low levels of faecal lactobacilli in women with iron-deficiency anaemia in south India. Br J Nutr. 2010 Oct; 104(7):931-4. PMID: 20447323.
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Balamurugan R, George G, Kabeerdoss J, Hepsiba J, Chandragunasekaran AM, Ramakrishna BS. Quantitative differences in intestinal Faecalibacterium prausnitzii in obese Indian children. Br J Nutr. 2010 Feb; 103(3):335-8. PMID: 19849869.
2008
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Nanda Kumar NS, Balamurugan R, Jayakanthan K, Pulimood A, Pugazhendhi S, Ramakrishna BS. Probiotic administration alters the gut flora and attenuates colitis in mice administered dextran sodium sulfate. J Gastroenterol Hepatol. 2008 Dec; 23(12):1834-9. PMID: 19120873.
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Pugazhendhi S, Amte A, Balamurugan R, Subramanian V, Ramakrishna BS. Common NOD2 mutations are absent in patients with Crohn's disease in India. Indian J Gastroenterol. 2008 Sep-Oct; 27(5):201-3. PMID: 19112191.
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Balamurugan R, Janardhan HP, George S, Chittaranjan SP, Ramakrishna BS. Bacterial succession in the colon during childhood and adolescence: molecular studies in a southern Indian village. Am J Clin Nutr. 2008 Dec; 88(6):1643-7. PMID: 19064526.
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Balamurugan R, Balaji V, Ramakrishna BS. Estimation of faecal carriage of Clostridium difficile in patients with ulcerative colitis using real-time polymerase chain reaction. Indian J Med Res. 2008 May; 127(5):472-7. PMID: 18653911.
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Balamurugan R, Rajendiran E, George S, Samuel GV, Ramakrishna BS. Real-time polymerase chain reaction quantification of specific butyrate-producing bacteria, Desulfovibrio and Enterococcus faecalis in the feces of patients with colorectal cancer. J Gastroenterol Hepatol. 2008 Aug; 23(8 Pt 1):1298-303. PMID: 18624900.
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Balamurugan R, Janardhan HP, George S, Raghava MV, Muliyil J, Ramakrishna BS. Molecular studies of fecal anaerobic commensal bacteria in acute diarrhea in children. J Pediatr Gastroenterol Nutr. 2008 May; 46(5):514-9. PMID: 18493205.
2007
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Balamurugan R, Selvaraj N, Bobby Z, Sathiyapriya V. Increased glycated haemoglobin level in non-diabetic nephrotic children is associated with oxidative stress. Indian J Physiol Pharmacol. 2007 Apr-Jun; 51(2):153-9. PMID: 18175659.
2006
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Balamurugan R, Venkataraman S, John KR, Ramakrishna BS. PCR amplification of the IS6110 insertion element of Mycobacterium tuberculosis in fecal samples from patients with intestinal tuberculosis. J Clin Microbiol. 2006 May; 44(5):1884-6. PMID: 16672431.
2003
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Balamurugan R, Bobby Z, Selvaraj N, Nalini P, Koner BC, Sen SK. Increased protein glycation in non-diabetic pediatric nephrotic syndrome: possible role of lipid peroxidation. Clin Chim Acta. 2003 Nov; 337(1-2):127-32. PMID: 14568188.
Published Chapter in Books
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Gemlyn G, Ramadass B. Defining Human Gut Microbiome: Role of Diet and Infection. Book title: Probiotics, Microbiome, and Gut Function-transforming Health and well-being. 2015 March, ISBN: 978-81-312-4054-0.
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Dubashi, B., Ramadass B. (2023). Funding Organizations for Science and Health Care. In: Parija, S.C., Kate, V. (eds) Grant writing for medical and healthcare professionals. Springer, Singapore. https://doi.org/10.1007/978-981-19-7018-4_4.
Published Data Sequences
- Uncultured bacterium 16S ribosomal RNA gene, partial sequence. 10 sequences UID: 194360367.
- Uncultured bacterium 16S ribosomal RNA gene, partial sequence. 10 sequences UID: 221148403.
- Uncultured bacterium 16S ribosomal RNA gene, partial sequence. 4 sequences UID: 341575742.
- Bacteria 16S ribosomal RNA gene, partial sequence. 4 sequences UID: 379644559.
- Bacteria 16S ribosomal RNA gene, partial sequence. 8 sequences UID: 452055893.
- Uncultured archaeon 16S ribosomal RNA gene, partial sequence. 116 sequences UID: 557922622.
- Uncultured archaeon 16S ribosomal RNA gene, partial sequence. 117 sequences UID: 557922959.
- Uncultured archaeon 16S ribosomal RNA gene, partial sequence. 117 sequences UID: 557923191.
- Uncultured archaeon 16S ribosomal RNA gene, partial sequence. 120 sequences UID: 557923308.
- Uncultured bacterium 16S ribosomal RNA gene, partial sequence. 420 sequences UID: 576096061.
- Uncultured bacterium 16S ribosomal RNA gene, partial sequence. 389 sequences UID: 576097393.
- Uncultured bacterium 16S ribosomal RNA gene, partial sequence. 359 sequences UID: 576097787.
- Human Gut Metagenome: An Intergenerational Prebiotic Approach to the establishment of a healthy colonic microbiome in young women in South India Taxonomy: human gut metagenome Project data type: Raw sequence reads Scope: Environment, Accession: PRJNA483523 ID: 483523.
- Effect of native and acetylated high amylose maize starch on fecal pH, short-chain fatty acid concentrations, and microbiota in a cohort of normal and stunted children in southern India Project data type: Raw sequence reads Scope: Multispecies, SAHMRI; Accession: PRJNA482729, ID: 482729.
- Atrophic Rhinitis and Nasal Microbiome, a novel Theory of etiopathogenesis and treatment Strategy. Project data type: Raw sequence reads. Scope: Multispecies; Center of Excellence for Clinical Microbiome Research, All India Institute of Medical Sciences, Bhubaneswar, India. Accession: PRJNA682099, ID: 682099.
- Unique Gut Microbiome Signatures in Fibrosis versus No Fibrosis NAFLD Patients in India. Project data type: Raw sequence reads. Scope: Multispecies; Center of Excellence for Clinical Microbiome Research, All India Institute of Medical Sciences, Bhubaneswar, India. Accession: PRJNA1087133, ID: 1087133.
- Interplay between ghrelin acylation and gut microbiome associated with cognitive impairment in dementia. Project data type: Raw sequence reads. Scope: Multispecies; Center of Excellence for Clinical Microbiome Research, All India Institute of Medical Sciences, Bhubaneswar, India. Accession: PRJNA1054779, ID: 1054779.